分析:连词and两边的成份应同词性、同性质。这里and一边是形容词good,另一边truth却是名词。应为形容词true。
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) T/ \1 w7 X/ D# l' X3 a* H38. Researchers at the University of Colorado are investigating a series of indicators that A B could help themselves to predict earthquakes. 4 |; L' k* n8 l" [/ s( b
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+ K4 S# e" m; {% U4 J测试点:反身代词。 ' F, t, g; T9 z7 M
分析:只有当主语和宾语为同一人物或事物时,宾语成分才可用反身代词。此句为复合句,定语从句的主语为indicators,而themselves指的是主句的主语Researchers,故应为them。解题要点; 反身代词为TOEFL考题中常考的题型。见到划线的-self或-selves结尾的词,应注意它在句意上主语(动作施行者)是否一致。
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39.Fungi are important in the process of decay, which returns ingredients to the soil, enhances soil fertility, and decompose animal debris.
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答案:D
$ a: P; A! @0 ?% t测试点:并列结构。
! L. ]' M) l3 z: A# {8 l分析:与第37题类似,本题中的and连接了并列的谓语部分。and前用了returns和enhances,它后面也应与之一致,用第三人称单数的decomposes。另请注意fungi是fungus的复数形式,(A)正确。
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40. A common use with gold in the nineteenth century was as a standard for the value of money.
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答案:B
/ k: }* {1 o- {8 J: O( g) X& W测试点:介词。 ( k$ C) ^( [* a4 F
分析:根据句意,(B)with应为of. use of gold指黄金的用途。注意TOEFL的改错题中介词时常用错,需根据句意确定介词,是否正确。 |