21. Barges which carrier most of the heavy freight on rivers and canals are usually propelled by towing. : D5 S* u' A! e+ f
p3 o. V s; S9 H/ {答案:A
5 v& U5 v' l! u1 a测试点:词性。 v5 h; ~* o4 {, o2 q8 U h5 r
分析:carrier是名词,而此处需要谓语动词。应为carries。
9 Z G5 L7 h+ m解题要点:名词后缀-er,-or,-tion,-sion等形式出现在TOEFL改错题中,应引起特别注意。 ' T0 a2 H @0 c( ]" W/ m$ C
/ g7 R8 z3 t# L {9 [* K% `22. Although afflicted by serious eyesight problems, Alicia Alonso was one the principal stars of the American Ballet Theater and later formed her own dance company.
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6 X- \; g7 h, _2 Z5 q答案:C
# b( {7 W+ l/ W% V/ S/ c1 i测试点:习语。 0 d- e- V f0 U+ j
分析:One of the+复数名词/名词词级是固定说法,此处缺of. : C E$ _) z ]! h! x6 F
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23. The ritual combat of animals are triggered by precise signals. % Y! o6 G" E1 S, ~5 x$ I2 n9 m
3 v0 K0 r5 Z) F& z答案:B
0 G) S3 b/ T* x L7 X# z测试点:主谓数的一致。 0 A! ~. H5 c9 D% S/ }8 {+ l& u# h
分析:主语是单数的combat,系动词要用心 0 j0 ^( F( \2 W9 d- a a
解题要点:介词短语of animals是名词combat的定语,这类以of引接的定语后置结构要特别注意主谓的数是否一致。 & F: x Q2 p, Z4 {. L
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24. It is more difficult to write simply, directly, and effective than to employ flowery but vague expressions that only obscure one’s meaning. ) D( y; a [( P8 K# q1 A
/ T7 _: d3 t% D% v- _: q; n4 a0 C8 g答案:B 7 G9 e& T$ [% a! t1 b, W4 y
测试点:并列结构/词性。 ( y9 r- L, ^5 D, O: X0 \& ^2 v
分析:and的前后部分应同词性、同性质,此处应用副词effectively与and前的simply和directly并列,不用形容词effective。
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25. Different species of octopuses may measure anywhere from two inches to over thirty feet in long.
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答案:D " q6 U9 B, U" F- Q: n
测试点:词性
+ m. d1 g: Z6 r) j) U6 v分析:表示“在长度方面”固定的说法是in length,不用long。从词性考虑,介词诅后要加名词(1ength),不能加形容词(1ong)。 - \8 V% }+ Z- A) q# g2 Q0 k
解题要点;TOEFL考题中表示长(1ong,length),高(high,height),深(deep,depth)等词的名词及其形容词形式常常混淆。 |