求教N道题

LeeTsanUID: 2787212

1.Until the current warming trend exceeds the range of normal climatic fluctuations, there will be, among scientists, considerable ___ the possibility
that increasing levels of atmospheric CO2 can cause long-term warming effects.
(A) interest in
(B) uncertainty about
. I9 M. P7 L. C8 F7 p/ _4 \(C) enthusiasm for
( i# W2 A3 q1 B7 {(D) worry about
(E) experimentation on
答案是B，对until.....there will be的用法不是很明白~~~

& T+ b0 M# W6 m/ v  Y2.It is to the novelist’s credit that all of the episodes in her novel are presented realistically,without any ___ or playful supernatural tricks.
" ?; P, d/ c+ ]) ]- f8 V(A) elucidation
% ?3 f" `; u0 V2 y) E$ m4 L) d( G' E(B) discrimination
0 ?' q! y( _/ C(C) artlessness
(D) authenticity
(E) whimsy
( v! z6 l) g! d3 T4 R答案是C、E,不明白C为什么对~
1 b* `5 E' D4 ^3 k7 x
9 b# `  o, r4 |$ ~  k% _. ]3.Regardless of what ___ theories of politics may propound, there is nothing that requires daily politics to be clear,thorough,and consistent——nothing,that is,that requires reality to conform to theory.
! u9 I$ r& z1 m! U  d3 [(A) neat
(B) vague
(C) assertive
(D) casual
- N8 O) V& F: M  h5 i- F0 l(E) vicious
( T9 w, P6 p2 W- ]; I+ Q& _(F) tidy
0 Z. }0 K. f7 [7 s8 P答案是AF，不明白neat表现了theory的什么特征？