單項填空—MayIspeaktoMrMorgan?—Sorry.He

問題詳情：

單項填空

—May I speak to Mr Morgan?

—Sorry. He ________ on the farm.

A．works                                                  B．worked

C．is working                                            D．has worked

【回答】

C

知識點：動詞時態

題型：選擇題