—Doesyourunclestillsmoke?—He

問題詳情：

—Does your uncle still smoke?

—He ____________given it up. It’s two years ever since he ____________.

A. can’t have; smoked                 B. may have; smoked

C. should have; has smoked                D. should have; didn’t smoke

【回答】

B

知識點：虛擬語氣與情態動詞

題型：選擇題