21. Jazz first flourished in New Orleans, Louisiana, and then spread at cities all across the country. # t5 _/ W; y \
3 ^2 R7 V f/ M f' L2 _+ k答案：C
# s @& Y' L9 ^# H2 I测试点：介词.
; L; ?$ s: d5 H6 e分析：cities前不用介词at，而用in. / G6 R3 U2 }3 M% P0 T5 r/ o* r' r3 d
+ b( R M: j; P1 ~1 K% a- M22. Flower have long been cultivated and bred for their beauty and their fragrance. ! i% k7 k, j2 a* Y9 I
0 Q5 b) Z+ m( d( ?' k4 s( C答案：A 测试点：主谓数的一致. 4 ^: O% D+ `" {: p J7 g
分析：动词是复数的have，推知主语应也是复数的．应为Flowers. 9 D4 D: H: L2 f% U
5 w, W; J7 E$ O% k* R# [23. When a spinning ball bounces, some of the energy contained in its rotation can transferred to its energy of forward motion. ! o7 z- W) _7 ^4 s5 ~2 @" k/ n
" G' a! q: f# }$ \3 y答案：C 测试点：被动语态. 4 c( N' V1 L+ O/ j
分析：can后接动词原形，不能接分词．(C)can transferred是错误形式．根据句意，应为被动语态can be transferred。
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" W9 V' j6 e+ {24. One values product of a musk deer is musk, which comes from a gland near the male’s abdomen and is used in medicines and perfumes.
. b; Q& v3 [, t# R. G! j
' P, v% V+ j- _3 S! H* h( D答案：A 4 T) G* a: e0 W0 G1 p6 q
测试点；词性. 7 z- T/ y/ g( ?# p) P1 B+ J- Q
分析：(A)应用形容词valuable修饰主语名词product.
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25. The economy of Little Rock, Arkansas, is basis primarily on manufacturing, wholesale and retail trade, and government functions.
* d6 A/ j; N1 P( G/ N9 g
, d* S) O$ D3 c% e2 A) r" h5 z$ |答案：B 4 w7 X7 J: S; n8 z
测试点：习语.
- n0 J% p: ?& z! V分析：Be based on是固定的短语，不用名词形式basis. |
发表于 2012-8-14 22:34:35
