－Hello,mayIspeaktoMr.Smith?－Sorry,heisn’tin.He

問題詳情：

－Hello, may I speak to Mr. Smith?

－Sorry, he isn’t in. He__________ the office.

A. has been to      B. has gone to            C. has been away

【回答】

 B

知識點：動詞時態

題型：選擇題