Idon’tknowwhetheryouhappen        ,butI’mgoingtostudyin...

問題詳情：

I don’t know whether you happen         , but I’m going to study in the U.S.A. this September .

A．to be heard B．to be hearing            C．to hear        D．to have heard

【回答】

D

知識點：動詞時態與語態

題型：選擇題