Without air ______ no wind or rain.A.there would beB.there will beC.there have beenD.ther

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Without air, ______ no wind or rain.

A.there would be

B.there will be

C.there have been

D.there is

请帮忙给出正确答案和分析,谢谢!

热搜:关于氨基酸代谢错误的论述是_________。