问题

You have seen Helen in her office this morning because she’s been out of town for two weeks.

A:needn’t
B:mustn’t
C:mightn’t
D:couldn’t

正确答案是：

同类题型

Do you like history —Yes. I think it’s _________.

Jane was shy. She would not invite her classmates____speaking English.

What did he want to know, Jim——-_________ I could finish writing the report.

________ New Year’s Eve we watched the Spring Festival Gala directed by Feng Xiaogang.

-How much is the rent? -$200 per month, heating ______ [ ]