Humans are cutting down the forests to ________ the land for other uses．

[　　]

A．clear

B．destroy

C．cover

D．protect

答案：A
解析：

詞匯辨析。clear“清晰的，清楚的”；destroy“破壞”；cover“覆蓋”；protect“保護(hù)”；又根據(jù)句意“人類(lèi)為其他的用途而砍伐樹(shù)木，破壞了土壤。故答案為A。


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