—Hello,canIspeaktoMr.Black?  —Sorry,madam.He

問題詳情：

 — Hello, can I speak to Mr. Black?

   — Sorry, madam. He _________ a lecture in the hall.

A. will give        B. gives        C. is giving         D. has given

【回答】

C

知識點：動詞時態與語態

題型：選擇題