Hurryup!Theskyiscoveredwithblackclouds.I’mafraidit

問題詳情：

Hurry up! The sky is covered with black clouds. I’m afraid it _______.

        A. rains      B. is going to rain    C. rained      D. was raining

【回答】

B

知識點：動詞時態

題型：選擇題