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标题: GWD26-17 [打印本页]

作者: xiangrui 时间: 2010-3-2 19:54 标题: GWD26-17

17. GWD-26-Q17

Responding to the public’s fascination with-and sometimes
undue alarm over-possible threats from asteroids, a scale
developed by astronomers rates the likelihood that a particular asteroid or comet may collide with Earth.

A. a scale developed by astronomers rates the likelihood
that a particular asteroid or comet may

B. a scale that astronomers have developed rates how
likely it is for a particular asteroid or comet to

C. astronomers have developed a scale to rate how likely
a particular asteroid or comet will be to

D. astronomers have developed a scale for rating the
likelihood that a particular asteroid or comet will

E. astronomers have developed a scale that rates the
likelihood of a particular asteroid or comet that may

答案是C，但我选了D

D错在哪里？谢谢！~~

作者: gmaeeor 时间: 2010-3-3 13:24

for rating不如to rate

作者: xiangrui 时间: 2010-3-5 07:19

为什么会有这样的说法？

作者: fangzep 时间: 2010-3-8 07:11

同问,为什么选how likely，而不选likelihood阿？还有，关于to do 和for doing 不是每一次都选择to do 的，总是不确定答案是什么，有没有人可以帮忙解释一下呢，谢谢~~

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