If nothing, the oceans will turn into fish deserts. A. does B. had been done C. will do D.

发布时间:2020-08-17 09:13:02

If nothing    , the oceans will turn into fish deserts.
A. does
B. had been done
C. will do
D. is done

网友回答

A. does
B. had been done
C. will do
(答案→)D. is done
解析:句意:如果没有什么可以做,海洋将会变成鱼的沙漠。因为主句是一般将来时,if引导的条件句用一般现在时代替一般将来时,所以选D。
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