—YoucouldhaveturnedtoMr.Smith,forheisalwayshelpful.—Yes...

問題詳情：

—You could have turned to Mr. Smith, for he is always helpful.

—Yes, a whole day ______.

A. was wasted     B. had been wasted     C. would be wasted    D. will be wasted

【回答】

A

知識點：一般過去時及其被動式

題型：選擇題