酷音铃声怎么导入手机:改错. He mustn't be at home. I saw him here just now.
来源:百度文库 编辑:查人人中国名人网 时间:2024/07/03 09:48:13
mustn't改为can't这属于情态动词用法,表示肯定不用的是can't.mustn't是禁止的意思.
mustn't 是禁止的意思
如果要想表达 他一定不在家 可以用
He could not be at home.
mustn't 是不准,不允许的意思,根据语境应该是不可能,改为he can't be at home. can't是不可能的意思,是must做肯定推测的否定.
改错. He mustn't be at home. I saw him here just now.
关于mustn't
That _be jessie.she was away in tokyo A.can'T B.mustn'T
He often doesn't his homework. (改错)
We mustn't sleep ____ class.
I mustn't be+人名对不对
May I come in? No, you ___. A. mustn't B. needn't C. may not D. aren't
The key __ be Peter's.His is still in the lock.A, can't B.mustn't
can't be和mustn'be的区别
can't be和mustn'be的区别