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标题: [请教]GWD13-41 [打印本页]

作者: SuperSuperG 时间: 2016-10-1 15:05
标题: [请教]GWD13-41

The spraying of pesticidescan be carefully planned, but accidents, weather conditions that could notbe foreseen, and pilot errors often cause much larger deposits of spray thanthey had anticipated.

A. weather conditions that could not beforeseen, and pilot errors often cause much larger deposits of spray than theyhad

B. weather conditions that cannot be foreseen,and pilot errors often cause much larger deposits of spray than

C. unforeseeable weather conditions, and piloterrors are the cause of much larger deposits of spray than they had

D. weather conditions that are not foreseeable,and pilot errors often cause much larger deposits of spray than

E. unforeseeable weather conditions, and piloterrors often cause much larger deposits of spray than they had

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在B和D里纠结了一下选了D. 正确答案是B.哪位大神可以帮忙解释一下D的问题在哪里？

谢谢～～～

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