一些that of 的题目，上次有人贴过的，由没有谁来做一个正确答案？

wenyongliuUID: 2109965

30. Of all the art-related reference and research library in North America, that of the Metropolitan Museum of a Art in New York City is among the largest and most complete.
说明: 这种题很容易被忽略. 应该引起重视.

37. Among the most complex crystals are that of silicon dioxide, which has seven different structures at various temperatures and pressures, the most common being quartz.

9. The chemical composition of sandstone is the same as _____
(A) that of sand
(B) that sand is
(C) sand is that
(D) what of sand

12． At its center, the sun has a density of over a hundred times _________ and a temperature of 10 to 20 million degrees centigrade.
(A) that of water
(B) of water
(C) than that of water
(D) water

2. The femur, or thighbone, is -------in the human body.
(A) the bone is longest
(B) the longest bone that
(C) the longest bone
(D) that of which the longest bone

15. A challenging new area in inorganic chemistry is ---- the role of transition metals in the biochemical catalysts called enzymes.
(A) that of understanding
(B) to have understanding
(C) the understanding
(D) understanding that

23．There are as many as 200 million insects for every human beings, and in fact their total number exceeds that of all other animals taken together.

左手右指UID: 2167446

My answer:
9.a 12.b 2.c 15.a

How about you guys?
What's your answer?

TIFFANY-YUNUID: 2162727

Originally posted by 左手右指 at 2005-12-25 02:07
My answer:
9.a 12.b 2.c 15.a

How about you guys?
What's your answer?

呵呵　一样一样
ＬＺ有没正确答案公布啊？