Many measures ------------- to stop desertification and the

学习时间:2026-05-30 07:14:37 阅读：9750

Many measures _____________ to stop desertification and the areas likely to become desert are undeMany measures _____________ to stop desertification and the areas likely to become desert are under control.A.have been taken B.will be takenC.had been taken D.were taken

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醉熏的花生

2026-05-30 07:14:37

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选A。现在完成时表示对现在造成的影响和结果。这个题,后面是结果,所以前面用现在完成时。再问：后面 likely to become 是可能变成还没发生的把。。。再答： likely to become 是不定式做后置定语，修饰前面的areas。 are under control。这才是结果。

Many measures ------------- to stop desertification and the

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