______ for a long time the fields are all dried up.A.There has been no rainB.Having no ra

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______ for a long time, the fields are all dried up.

A.There has been no rain

B.Having no rain

C.There having been no rain

D.There being no rain

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_________。