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Reptiles, by drawing their body heat directly from the Sun rather than burning calories to generate it, can survive on ten percent of the nourishment that a mammal of similar size would normally require
A.rather than burning calories to generate it
B.rather than the generation of body heat by burning calories
C.and not from generating it by burning calories
D.instead of by burning calories for generating it
E.instead of body heat generated by burning calories
答案是A 为什么不选D呢，我觉得前后两句应该平行啊，必须加by啊。。。
72、According to a recent survey of municipal services, the city’s streets could be cleaner, its fire code be better enforced, and its crime rate reduced if the current administration improved its management practices.
A.be better enforced, and its crime rate reduced
B.better enforced, and its crime rate reduced
C.could be better enforced, and it could reduce its crime rate
D.better enforced, and its crime rate could reduce
E.could be better enforced, and its crime rate reduce
答案选B 这个题目本身并不严格工整啊，是不是有其他考点啊。。。
73、Rock samples taken from the remains of an asteroid about twice the size of the 6-nuke-wide asteroid that eradicated the dinosaurs has been dated to be 3.47 billion years old and thus is evidence of the earliest known asteroid impact on Earth.
A.has been dated to be 3.47 billion years old and thus is
B.has been dated at 3.47 billion years old and thus
C.have been dated to be 3.47billion years old and thus are
D.have been dated as being 3.47 billion years old and thus
E.have been dated at 3.47 billion years old and thus are
答案是E， 为什么C不对呢？不定式在这儿不能用吗？
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发表于 2010-10-30 17:14:17
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