—Cindy,whatdidtheteachersayjustnow?—Hesaid

問題詳情：

—Cindy, what did the teacher say just now?

—He said _____ we had to hand in the homework in time.

A. if            B. what           C. whether        D. that

【回答】

D

知識點：連詞

題型：選擇題