-Areyougoingtoclimbthemountaintomorrow?--Yes.Butifit

問題詳情：

-Are you going to climb the mountain tomorrow?

--Yes. But if it ______,  I_______ at home.

A. rains; stay.  B. will rain; stay.  C. will rain; will stay D. rains; will stay

【回答】

D 

知識點：動詞時態

題型：選擇題