—Why

問題詳情：

—Why _______ let Tom go to the supermarket with us?

       —Sorry, he ________ his homework yet.

       A. you don’t; has finished         B. don't; has finished

       C. not to; didn’t finish                D. not; hasn’t finished

【回答】

D

知識點：動詞時態

題型：選擇題