【TPO阅读作业】WSYLR的阅读贴

WSYLRUID：2666837

WSYLR的阅读贴正式开贴   不过好像大家的TPO 都快做完了~~

WSYLRUID：2666837

一、
P1:
总的介绍有两种鹿
P2：鹿的食物以及因为食物的原因鹿冬天迁徙
P3：人的活动对鹿数量的影响之白尾鹿减少
P4:
白尾鹿减少的原因以及人的活动对鹿数量的影响之黑尾鹿增加
P5：黑尾鹿增加的原因
用时24分钟 错5个（我承认阅读很差~~）

1、
D
定位词：White-tailed deer
定位到：The other species, the Columbian white-tailed deer, in earlier times was common in the open prairie country, it is now restricted to the low, marshy islands and flood plains along the lower Columbia River.
2、
B__C定位词：winter
定位到：What keeps the black-tailed deer alive in the harsher seasons of plant decay and dormancy? One compensation for not hibernating is the built-in urge to migrate. Deer may move from high-elevation browse areas in summer down to the lowland areas in late fall. Even with snow on the ground, the high bushy understory is exposed;

B选项并未提及，但也没有表明C(更easier)？
3、
B
词汇
4、
D
我是根据那个yet
5、
A

定位词：人名 定位到：Lewis and Clark had experienced great difficulty finding game west of the Rockies and not until the second of December did they kill their first elk. To keep 40 people alive that winter, they consumed approximately 150 elk and 20 deer. And when game moved out of the lowlands in early spring, the expedition decided to return east rather than face possible starvation. Later on in the early years of the nineteenth century, when Fort Vancouver became the headquarters of the Hudson's Bay Company, deer populations continued to fluctuate.
6、
A__C  定位词Fort Vancouver 定位到David Douglas, Scottish botanical explorer of the 1830s. Found a disturbing change in the animal life around the fort during the period between his first visit in 1825 and his final contact with the fort in 1832. 当时看得就马虎了没有看到fort
7、
B__A  定位容易，当时没猜出biotic的意思 以为是不同的。后来一想即使是不同的夜不该选 ，A才是一步思维。
8、
A
词汇
9、
B--A 是fluctuate不是有高点再下降；C black-tail升高了；D 没提及
10、B
词汇
11、B
感觉open areas to be substantially more nutritive. 是重点
12、D
P5的前半段
13、B
Even with snow 与 throughout the winter.相关
14、356__235
6文中并未提及 忘了deficiency的意思了（词汇还是重点）

二、
P1:介绍旧石器时期主要地区的艺术（主要是cave painting）
P2：cave painting 主要存在的位置
P3：cave painting的主题（动物）以及分析
P4：cave painting中描绘的动物的主要特点以及原因分析
P5：旧石器时期的其他艺术
仍然用时24分 错4个
1、
B__A
considerable：large in extent or degree; surprising: of a nature that excites surprise
2、
B
定位到
Some of those slabs appear to have been painted as much as 28,000 years ago, which suggests that painting in Africa is as old as painting in Europe.
3、
A
词汇
4、
D
定位到：in the inner reaches of caves, whose difficulty of access has been interpreted by some as a sign that magical-religious activities were performed there.
5、
B__D
词汇 trappings: outward decoration or dress
6、
C
理解意思就行了
7、
D
定位到：Another explanation for the focus on animals might be that these people sought to improve their luck at hunting. This theory is suggested by evidence of chips in the painted figures, perhaps made by spears thrown at the drawings.
8、
B
定位到：Perhaps the paintings were inspired by the need to increase the supply of animals. Cave art seems to have reached a peak toward the end of the Upper Paleolithic period, when the herds of game were decreasing.
9、
C
第四段至始至终没提beauty
10、
A
定位到：In addition, the paintings mostly portray animals that the painters may have feared the most because of their size, speed, natural weapons such as tusks and horns, and the unpredictability of their behavior. That is, mammoths, bovines, and horses are portrayed more often than deer and reindeer.
11、
C
定位到：the fact that the art of the cultural period that followed the Upper Paleolithic also seems to reflect how people got their food. But in that period, when getting food no longer depended on hunting large game animals (because they were becoming extinct), the art ceased to focus on portrayals of animals.
12、
A__B

hunters may have used a system of notation, engraved on bone and stone, to mark phases of the Moon. If this is true, it would mean that Upper Paleolithic people were capable of complex thought and were consciously aware of their environment.当时时间已经快来不及了，随便选了，可见时间之重要
13、
C
应该与perhaps相接，因为该句的some other explanation is needed.
14、356__156
3文中并未提及




三、

P1&P2
石油的产生
P3
石油的开采
P4
海岸石油的开采和分布
P5
未开采的石油还很多
P6
开采石油造成环境破坏

用时23分 错4个
1、
B
词汇
2、
D
定位到consisting of crude oil and natural gas, seems to originate from organic matter in marine sediment.
3、
A
经过两段总结
4、C
sedimentation
temperatures and pressures
convert the organic matter to oil
buries
5、
A
词汇
6、
A—D
定位到Although this rise of oil is almost always carefully controlled today, spouts of oil, or gushers, were common in the past.
7、
B—A
感觉应当是D~~
P4Offshore drilling platforms extend the search for oil to the ocean’s continental shelves
P5：given the best extraction techniques？ 第五段没有提到drilling the ocean surfer???
8、
B
定位到：The development of the oil field on the North Slope of Alaska and the construction of the Alaska pipeline are examples of the great expense and difficulty involved in new oil discoveries.
9、
B
词汇
10、
D
B/C: It may be in a pool too small or too far from a potential market to justify the expense of drilling.
A:Some oil lies under regions where drilling is forbidden
11、
B—C
词汇
12、
A
可排除 B：没有accident C:不是effect D:没提technology and legislation to reduce
13、
D
rise upward 和 halt thismigration
14、
134__123

4为什么不对
Both oil and gas are less dense than water, so they generally tend to rise upward
？？

WSYLRUID：2666837

我习惯性先看一遍文章，可能因为这个超时。可是如果直接看题总对文章的大意不够理解，再读文章还是不免基本把之前的原文看一遍.....
请问大家是先把文章每一段开头结尾大概一看，还是看文章受末两段，或是直接看题？如是直接看题，解答的时候是只看题目前面给出的部分原文，还是回到最初原文（最后的全文理解题除外）？（我比较啰嗦哈:L）

WSYLRUID：2666837

TPO 3
看来开始不要看文章直接看题做还是比较有帮助的。用时减少不少。
一、architecture
用时21 错2
P1&P2: 简单介绍了建筑艺术的性质
P3: 建筑结构和建筑材料 建筑力学的联系
P4: 建筑材料
P5: 现代建筑的组成与人体结构
P6: 主要介绍拱结构
1
B__D 没看到是indirect
2
C
词汇
3
D

4
B
词汇
5
A
词汇
6
B
定位到 Today technology has progressed to the point where it is possible to invent new building materials to suit the type of structure desired.
7
C
定位到Progress in this area can be measured by the difference in weight between
buildings built now and those of comparable size built one hundred ago.

8
D
定位到Modern architectural forms generally have three separate components comparable to elements of the human body

9
A
词汇
10
C
定位到The doorways and windows are made possible by placing over the open spaces thick stone beams that support the weight from above. A structural invention had to be made before the physicallimitations of stone could be overcome and new architectural forms could be created.
11
B
用排除法
12
D
关键词
13
236__126
第三句有误，文章没有说明建筑结构自古就跟人体结构相似

二
Depletion of the Ogallala Aquifer

用时19 错4
P1: HP发现含水层
P2:含水层的基本情况
P3:含水层对当地农业的贡献
P4:含水层出现危机
P5:应对含水层危机的各种方法

1
B__D
D定位到 The vast grasslands of the High Plains in the central United States were settled by farmers and ranchers in the 1880’s. This region has a semiarid climate, and for 50 years after its settlement, it supported a low-intensity agricultural economy of cattle ranching and wheat farming.

2
B
B定位到Water from rains and melting snows has been accumulating in the Ogallala

3
A

4
A__D
词汇
5
C

6
C
词汇
7
D
词汇

8
A
B has caused water tables in the region to fall drastically CIn the 1930’s, wells encountered plentiful water at a depth of about 15 meters; currently, they must be dug to depths of 45 to 60 meters or more. Dthe periodic deepening of wells and the use of ever-more-powerful pumps

9
A__C
定位到The situation is most critical in Texas

10
C
词汇

11
B
定位到The incentive of the farmers who wish to conserve water is reduced by their knowledge that many of their neighbors are profiting by using great amounts of water,

12
B
定位到Unfortunately, the cost of water obtained through any of these schemes would increase pumping costs at least tenfold

13
C

14
236__126 3：前者比后者promising



三
用时20 错2
P1:介绍了pioneer community 和 climax community
P2:池塘的研究表明物种越丰富community月稳定
P3:起先环保专家认为物种越丰富community月稳定
P4:稳定的含义具有争议
P5:又有研究climax时物种不一定最丰富
P6:使受损环境恢复的因素成为研究重点
P7:climax community 的形成不是由于物种丰富而是patchniessof the environment
C
词汇

D__C
定位到 Climax communities themselves change

B__A
定位到
We can say that the properties of an ecosystem are more stable than the individual organisms that compose the ecosystem.

B

C
定位到 The question of ecosystem stability is complicated
B

C
定位到
At least in temperate zones, maximum diversity is often found in mid-successional stages, not in the climax community. Once a redwood forest matures,

B
词汇
A

C
词汇
D

D 词汇

B
定位到
volcanic explosion

235

WSYLRUID：2666837

TPO1 做的越发不好（不是都说1简单的么:funk: ）
做完一阵纠结 精读就晚了几天~

一GROUNDWATER

P1：简述underground water和 meteroric water
P2P3&P4: 储存地下水的unconsoildated sediment 以及他们的形成
P5P6&P7：储存地下水的consolidation sediment以及多孔性和渗透性
P8: sediment的表面张力与含水性

用时19分 错5个
C
定位到At first thought it seems incredible that there can be enough space in the ―solid‖ ground underfoot to hold all this water.
C
词汇
B
词汇
A—D
定位到The commonest spaces are those among the particles
C—D
The water was always laden with pebbles, gravel, and sand, known as glacial outwash
A

A
词汇
A
词汇
D—C
词汇
B
定位到which is sometimes full of tiny bubbles that make it very porous. The proportion of empty space in a rock is known as its porosity
D
A

B—D
第九段讲含水量
124—123 4：underground water often remains underground

二THE ORIGINS OF THEATER

P1&P2：主流的对theater的起源和发展的认识
P3:theater的另一种起源 storytelling
P4：theater的另一种起源 dancing
P5&P6：theater发展的原因包括人之本性以及其他
用时20 错5个
C—D
词汇champion有拥护的意思
A
词汇
A
定位到In seeking to describe the origins of theater, one must rely primarily on speculation, since there is little concrete evidence on which to draw.
B—D
it searches for means to win the favor of these forces. Perceiving an apparent connection between certain actions performed by the group and the result it desires, the group repeats
B—C
But the myths that have grown up around the rites may continue as part of the group’s oral tradition and may even come to be acted out under conditions divorced from these rites.
C
词汇
C—B
As a people becomes more sophisticated, its conceptions of supernatural forces and causal relationships may change.
没有提到myth
D
A
B
D—C 根据低五段的总体意思，加上Therefore, additional explanations are needed. One necessary condition seems to be a somewhat detached view of human problems.
D

D
Thus, the recalling of an event (a hunt, battle, or other feat) is elaborated through the narrator’s pantomime and impersonation and eventually through each role being assumed by a different person.是在列举 engaging and memorable
246—256
4在文中没有提及
三TIMBERLINE VEGETATION ON MOUNTAINS
P1：简介upper timberline&lower timberline
P2&P3:upper timberline 的特征
P4&P5:alpine tundra 的特征
做20分 错4个
D：词汇
C--A
there is also a lower timberline where the forest passes into steppe or desert at its lower edge,
B
C: Timberline trees are normally evergreens, suggesting that these have some advantage over deciduous trees (those that lose their leaves) in the extreme environments of the upper timberline.
C
词汇
B
B
词汇
B--A
As the snow is deeper and lasts longer in the valleys, trees tend to attain greater heights on the ridges, even though they are more exposed to high-velocity winds and poor, thin soils there. C
D
C:
In the equatorial mountains the low growth form is less prevalent
C—D 选项应该放在At this great height, rocks, warmed by the sun, melt small snowdrifts 之后
346—246 3：Probably the most important environmental factor is temperature
2：There is still no universally agreed-on explanation for why there should be such a dramatic cessation of tree growth at the upper timberline 觉得应该有3，
而2是原文中指在upper timberline的树的明显减少，而非upper timberline两侧

WSYLRUID：2666837

不知到TPO2在哪
就做了在线测试~~（文勇）
感觉比TPO1 好不少~~ 悲痛的TPO1 可能是在线测试真的简单吧

一 Opportunists and Competitors

P1&P2: 植物的能量分配
P3: 简介 opportunists and competiters
P4&P5&P6: 介绍pooprtunists的特点
P7*P8&P9:介绍competiters
的特点

用时20分 错2
B—D 词汇
C 定位到Similarly, a plant or animal cannot squander all its energy on growing a big body if none would be left over for reproduction, for this is the surest way to extinction.
B

B
定位到Almost all of an organism’s energy can be diverted to reproduction, with very little allocated to building the body. Organisms at this extreme are ―opportunists.‖ At the other extreme are ―competitors,‖

C
词汇
A

A
词汇
B—D 定位到Although oaks produce thousands of acorns, the investment in a crop of acorns is small compared with the energy spent on building leaves, trunk, and roots.
B
These organisms tend to have big bodies, are long-lived, and spend relatively little effort each year on reproduction
D
It should be noted, however, that the pure opportunist or pure competitor is rare in nature, as most species fall between the extremes of a continuum, exhibiting a blend of some opportunistic and some competitive characteristics.
C
Such episodic events 与前面 affected by drought, bad winters, or floods
3469
258

二、Lascaux Cave Paintings

P1:壁画的发现以及基本特点
P2：壁画所处的位置
P3&P4&P5:壁画所处位置的三种解释
P6：总结展望
用时17分  错2个
C

A

D
定位到is possible that tubes made from animal bones were used for spraying because hollow bones, some stained with pigment, have been found nearby.
B
定位到Other rock paintings—for example, those of Bushmen in South Africa—are either located near cave entrances or completely in the open. Cave paintings in France and Spain, however, are in recesses and caverns far removed from original cave entrances.
C
This means that artists were forced to work in cramped spaces and without sources of natural light.
C
Unfortunately, this explanation fails to explain the hidden locations, unless the migrations were celebrated with secret ceremonies
A—C
词汇
C
定位到Considerable support exists for this opinion because several animals in the pictures are wounded by arrows and spears.
D

A
He could as easily be a hunter wearing a headmask. Many tribal hunters, including some Native Americans, camouflaged themselves by wearing animal heads and hides.
C
Perhaps so much time has passed that there will never be satisfactory answers to the cave images, but their mystique only adds to their importance.
A

356—135
6是题目没有提及的

三Electricity from Wind

P1: 风力发电场的分布
P2&P3:风力发电场的有点
P4:风力发电场的BACKUP
P5：风力发电场的缺点
P6：风力发电场的前景
用时16分
错2个
D
定位到most grouped in clusters called wind farms that collectively produced 3,000 megawatts of electricity.
C
词汇
B
定位到Wind power is most economical in areas with steady winds
B
定位到In the long run, electricity from large wind farms in remote areas might be used to make hydrogen gas from water during periods when there is less than peak demand for electricity. The hydrogen gas could then be fed into a storage system and used to generate electricity when additional or backup power is needed.
D
定位到
In areas where the wind dies down, backup electricity from a utility company or from an energy storage system becomes necessary.
B
定位到
Some drawbacks to wind farms include visual pollution and noise, although these can be overcome by improving their design and locating them in isolated areas.
C

C

D

D
词汇
A
词汇
D—B
文章主旨题
不能是细节性的回答
C—D
states—North Dakota, South Dakota, and Texas. 与
wider possibility 相接更恰当
123

纯白色浪漫UID：2906126

向你学习，你写了好多啊！！！
呃。。我做的也很不好，错的一塌糊涂。。。

WSYLRUID：2666837

7# 纯白色浪漫

希望经常做点儿会有提高哈
我们一起加油加油哈~~:loveliness:

WSYLRUID：2666837

0918 TPO5
一 MINERALS AND PLANTS
P1: 简述矿物质与植物的关系 以及土地的矿物质缺乏
P2: 矿物质缺乏的表现
P3: 调查矿物质缺乏的方法，无土栽培
P4: 某种矿物质过量也会对植物产生影响
P5: 有的植物可一吸收与其他植物相比百倍多的某种矿物质
P6: 这种植物可以用来恢复污染土地
用时21 错1
B定位到So-called serpentine soils, for example, are deficient in calcium, and only plants able to tolerate low levels of this mineral can survive.
B词汇
B定位到Phosphorus-deficient plants are often stunted, with leaves turning a characteristic dark green
B定位到Iron deficiency is characterized by chlorosis between veins in young leaves.
C词汇
A定位到This technique allows researchers to create solutions that selectively omit certain nutrients and then observe the resulting effects on the plants.
D词汇
D定位到Hyper accumulators run the entire range of the plant world. They may be herbs, shrubs, or trees.
A词汇
C
D定位到After several years of cultivation and harvest
B
A插入句讲 minerals 之后应该讲得也是minerals
236—123
6未提及 不过1和题干Plants need to absorb certain minerals from the soil in adequate quantities for normal growth and development. 没有什么关系吧？？~

二 THE ORIGIN OF THE PACIFIC ISLAND PEOPLE

P1: pacific island 的组成
P2:各人类学家对于ps人的起源的早期猜想
P3:在ps定居的条件
P4:对于定居者的另一种假设
用时23 错4
D定位到Micronesia, the area north of Melanesia
C—1词汇
A词汇
B定位到G. Elliot Smith and W. J. Perry assumed that only Egyptians would have been skilled enough to navigate and colonize the Pacific.
D—3定位到Contrary to these theorists, the overwhelming evidence of physical anthropology, linguistics, and archaeology shows that the Pacific islanders came from
B词汇
A
D
D
A—2应该是C吧 词汇
B定位到These expeditions were likely driven by population growth and political dynamics on the home islands, as well as the challenge and excitement of exploring unknown waters.
A—3有HOWEVERThe undisputed pre-Columbian presence in Oceania of the sweet potato, which is a New World domesticate, has sometimes been used to support Heyerdahl’s ―American Indians in the Pacific‖ theories. However,
D
123

三THE CAMBRIAN EXPLOSION

P1:地质年代与寒武纪大爆发
P2:科学家对于寒武纪大爆发的疑问
P3:软体动物的化石是解决疑问的关键
P4&P5&P6:三个不化石时期
P7:遗留的疑问
用时16 错2
B词汇
C词汇
A词汇
B
B—A BWhy did it occur so late in the history of Earth?
B
C词汇
C定位到Although named after a site in Australia, the Ediacara formation is worldwide in distribution and dates to Precambrian times.
B
D定位到plus about 20 other animal body forms that are so different from any modern animals that they cannot be assigned to any one of the modern groups.
C 定位到The Burgess Shale formation also has fossils of many extinct representatives of modern animal groups.
B
B
126—124 应该是6对吧？？ 4：The Ediacara fossil formation, which contains the oldest known animal fossils。The Ediacara fossil formation应该最早。6：定位到Many zoologists believe that it was because so many ecological niches were available with virtually no competition from existing species.

WSYLRUID：2666837

TPO6
一、Powering the Industrial Revolution
P1: 工业革命前英国主要动力的缺陷
P2: 蒸汽机的发展
P3: 蒸汽机在煤矿开采方面的作用
P4: 蒸汽机其他方面的作用
用时20分错3个
D

B
D—A 词汇
C
B
定位到 James Watt perfected a separate condenser for the steam, so that the cylinder did not have to be cooled at every stroke;
A
定位到he devised a way to make the piston turn a wheel 说明有PISTON
A

C 词汇
D 词汇
C
C—B 定位到 before Inventors succeeded in combining these ingredients by putting the engine on wheels and the wheels on the rails, so as to provide a machine to take the place of the horse
C

256—246 5 没有提及蒸汽机

二William Smith

P1: William Smith  少年生活以及与化石的初步接触
P2: William Smith的工作以及有时代意义的地图
P3: William Smith 发现通过岩层分辨历史时期具有局限性
P4: William Smith发现通过化石可以分辨地球时期
P5: William Smith发现动植物时间的延续性
用时21分 错3
C 词汇
C 定位到but mostly he roamed his uncle's farm collecting the fossils that were so abundant in the rocks of the Cotswold hills．
B 定位到This was before the steam locomotive, and canal building was at its height
C
A 词汇
B
D
C--A the rocks were often so similar that he had trouble distinguishing the strata
D
B—D 词汇
23
B
C
256—236
3通过3、4段 5 没提及

三Infantile Amnesia

P1: 简述Infantile Amnesia
P2:一些对于Infantile Amnesia的不正确解释
P3: 第一种解释 心里原因导致Infantile Amnesia
P4: 第二种解释 语言的应用对Infantile Amnesia
的影响
P5: 第三种解释 infants encode information与older children and adults retrieve的不同对于Infantile Amnesia
P6: 以上三种解释的关系
用时21 错4
D—C 需要统观原文
B 词汇
C 词汇
C—D C 有提到Nor does the hypothesis that infantile amnesia reflects repression- or holding back- of sexually charged episodes explain the phenomenon．
B 定位到Demonstrations of infants’ and toddlers' long-term memory have involved their repeating motor activities that they had seen or done earlier
D 定位到Through hearing stories with a clear beginning，middle, and ending children may learn to extract the gist of events in ways that they will be able to describe many years later.
A 词汇
D 词汇
A Whether people can remember an event depends critically on the fit between the way in which they earlier encoded the information and the way in which they later attempt to retrieve it. The better able the person is to reconstruct the perspective from which the material was encoded, the more likely that recall will be successful.
A—B 应该选D??
A
C
D
236—246 3没有提及~

WSYLRUID：2666837

好久没做阅读了~~
再加把劲儿~

一The Geologic History of the Mediterranean

P1: Kenneth J. Hsu and William B.F. Ryan的考察目的之一：解释地中海无脊椎动物的变化
P2: 目的之：解释地中海seafloor下domelike masses的起源
P3: 通过打钻发现了一种奇怪的地层
P4: 这种奇怪的标本解释了以上问题
P5: 种种证明地中海曾经是沙漠
用时20 错4
C 词汇
D—B 是A few hardy species survived
A 关键词have indicated
A 定位到Sediment above and below the gypsum layer contained tiny marine fossils
BD 定位到As they drilled into the central and deepest part of the Mediterranean basin, the scientists took solid, shiny, crystalline salt from the core barrel
A
A定位到Crustal movements closed the straits, and the landlocked Mediterranean began to evaporate.
D—B 词汇
D 定位到Increasing salinity caused by the evaporation resulted in the extermination of scores of invertebrate species.
B
A—C 词汇
C
456—145 6发生于那之前
  二Ancient Rome and Greece
P1: 罗马的凝聚力
P2: 罗马的凝聚力起源于早期的发展模式（并与希腊作比较）
P3: 罗马凝聚力由于罗马人天生的对于土地的在意
P4: 历史学家对于希腊和罗马的支持迥异
P5: 罗马人继承了希腊人很多财富
P6: 然而罗马人自身也有所突破发展
用时20 错4
C
C
C—B 词汇
A Expansion by sea invasion是希腊特点
A 定位到Of course, the contrast is not quite so stark
D 词汇
C 定位到Latins who founded Rome originated, that created the habits and skills of landed settlement, landed property, landed economy, landed administration, and a land-based society.
B 定位到As always, there are the power worshippers, especially among historians, who are predisposed to admire whatever is strong
B—D 主要讲文明Modern attitudes to Roman civilization range from the infinitely impressed to the thorough disgusted
C
B 词汇
D—A 定位到educated Roman should be fluent in Greek.
B
245—145 2 没有提及

三Agriculture, Iron, and the Bantu Peoples

P1: 非洲农业的起源
P2: 非洲畜牧业的发展
P3: 非洲冶铁业发展
P4: 贴的产生对于非洲社会的影响
P5: 非洲冶铁业发展迅速
P6: Bantu explosion的原因探究
用时20分 错4
C 词汇
A—B 定位到Agriculture seems to have reached these people from the Near East, since the first domesticated crops were millets and sorghums whose origins are not African but west Asian
A—D 定位到The drying up of what is now the Sahara desert had pushed many peoples to the south into sub-Sahara Africa.
D 定位到the camel’s abilities to thrive in harsh desert conditions and to carry large loads cheaply made it an effective and efficient means of transportation.
A 定位到Rock paintings in the Sahara indicate that horses and chariots were used to traverse the desert and that by 300-200 B.C.
C—B 想来想去只能排除了~~
B 词汇
C 词汇
A
B
C 词汇
B 定位到but archaeologists believe that their iron weapons allowed them to conquer their hunting-gathering opponents, who still used stone implements. Still, the process is uncertain, and peaceful migration—or simply rapid demographic growth—may have also caused the Bantu explosion.
B
354—356 4中religious没有提及