问题补充:
— we go to help him with his work?
—No, you needn’t. He finish it all by himself.
A. Must; can’t B. May; can C. Must; can
答案:
解析:must表示“必须”,用must提问时,其否定回答用needn’t。can表示“可以,能够”。
时间:2020-10-06 21:29:43
— we go to help him with his work?
—No, you needn’t. He finish it all by himself.
A. Must; can’t B. May; can C. Must; can
解析:must表示“必须”,用must提问时,其否定回答用needn’t。can表示“可以,能够”。