</p>4. Perhaps the most significant postwar trend was the decentralization of cities throughout the United States, _________ when massive highway-building programs permitted greater suburban growth.5 U7 J- M- N H; l- p
A. and accelerated a phenomenon
% o& M7 G% E1 K8 ^B. a phenomenon that accelerated
5 E. G9 P- H* P0 ~C. accelerating a phenomenon which,0 k+ Z3 R1 |, R9 I' d4 `
D. the acceleration of which phenomenon
0 d3 T6 W# F9 h" z' Y' D答案:B
0 I) j% C( y+ F* p. Y' o分析:考的是同位语结构,a phenomenon是 the decentralization of cities throughout the United States 的同位语。A中and为conj.,后面应该连接一个完整的句子,但缺主语,错;C中语序混乱,错; D中of which作为介词宾语,后面应该接一个完整句,但只有一个phenomenon主语,句子不完整,错。% I" |' r( |) J- `$ M& K
参考译文:可能战后最重大的趋势就是美国城市的分散化,当大规模高速公路建设项目容许了更大程度的发展郊区,这个现象更被促进了。$ j2 K2 g8 n. ]: Q
补充: accelerate/ accomplish/ achieve/ evolve都可以是vi.不接宾语5 R" \) h, j0 L2 {/ B- H, c
, x8 H6 y/ g+ {% `' B' }5. Ronald Reagan had served two terms as governor of California before _________ President.2 Z3 a+ E% l" p. L+ c- j1 e' `
A. he became, \9 F3 y c4 l/ |( j9 B) I
B. when becoming- d# b3 _% K( c3 x9 X& C( h6 W+ p
C. became: Q h3 }; @# W7 C
D. did he become" D0 K* Q6 B- K* V3 I% v* G
答案:A
, F3 X: K/ i; f分析:before为状语从句引导词conj,后面一般引导一个完整的句子。B同时出现两个状语从句引导词,错;C缺主语;D应该为正常语序,选项中使用了倒装句式,错。
+ j7 b F3 [2 y7 C' c) B参考译文:里根在成为美国总统之前连续两届担任加州的州长。; D, a0 J* V2 f1 _3 v4 a9 k
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: J4 z) A& A) A/ D6. _________, domesticated grapes grow in clusters, range in color from pale green to black, and contain sugar in varying quantities.
0 X7 e& w) @% c0 p. w- }A. Their botanical classification as berries
7 b, p/ H2 h3 B* E/ m. zB. Although their botanical classification as berries. H4 I2 P# W3 p6 x% f# ]
C. Because berries being their botanical classification4 }: A7 i( G8 C g
D. Classified botanically as berries
9 ]" r8 \- f C! Z4 Y答案:D
, o$ z0 _. L h7 X. o( `& L4 w' v8 H分析:句子的主语是grapes , 后面是平行结构grow…, range…, and contain…。空格后的句子已完整,那么空格处就应该是同位语,状语从句,分词等修饰成分。A中Their指代不明,而且classification和berries也不相符,错;B中Although为conj.,后面应该是完整句,错;C中Because为conj.,后面应该是完整句,错。- ]0 j( ?3 ^) _9 `# {2 \$ C
) s3 z9 I. A" |' Z2 x# P参考译文:培植的葡萄的植物分类跟浆果是一样的,它们成串的长在树上,颜色从灰白色到黑色,并且包含由不同数量的糖份。 |