parents must take good care of their chilkdren,_____they?
A mustn't B don't
C need't D aren't 为什么选择A
why do you ask me to find this tom again?I have told you that there is no____in my company
为什么填such person 不填such a person
人气：220 ℃ 时间：2020-06-17 19:55:32
解答
1.这是反意疑问句,前面是肯定,后面就是否定;前面是否定,后面就是肯定.这是固定的,must的否定自然就是mustn't了.
2.no such person 是固定词组.
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