问题描述：
SAT Improving Sentences的一道题怎么做
5.The primatologist has argued that sustained observation of a few animals provides better behavioral data than does intermittent observation of many animals.(A) provides better behavioral data than does intermittent observation of many animals(B) provides better behavioral data than many animals are observed intermittently(C) providing better behavioral data than does intermittent observation of many animals(D) do provide better behavioral data than intermittent observation of many animals do(E) in contrast to intermittent observation of many animals,provides better behavioral data为什么不能选E
5.The primatologist has argued that sustained observation of a few animals provides better behavioral data than does intermittent observation of many animals.(A) provides better behavioral data than does intermittent observation of many animals(B) provides better behavioral data than many animals are observed intermittently(C) providing better behavioral data than does intermittent observation of many animals(D) do provide better behavioral data than intermittent observation of many animals do(E) in contrast to intermittent observation of many animals,provides better behavioral data为什么不能选E
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