3.he must study English hard.(改为反问疑问句)3.he must study English hard,____ ______

问题描述:

3.he must study English hard.(改为反问疑问句)
3.he must study English hard,____ ______

doesn't he?
这个是很常见的题型,he和 must 只见省略了一个does
所以反问应用doesn't

mustn't he?

needn't he?

isn't it?

doen't he?

needn't he?
need 和 must 互用
he need study English hard,mustn't he?