作业帮英语奥赛题
来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/05/27 12:23:24
Look! The door is open. He must be at home,_________he?() A.mustn't B.needn't C. isn't D.doesn't
解题思路： 奥赛
解题过程：
答：选C
陈述部分有must 的疑问句，疑问部分根据实际情况而定。
He must be a doctor, isn't he?
You must have studied English for three years, haven't you? / didn't you?
He must have finished it yesterday, didn't he?
must在表"推测"时，根据其推测的情况来确定反意疑问句。
He must be there now, isn't he?
It must be going to rain tomorrow, won't it
祝你学习进步，有问题讨论
最终答案：略
解题过程：
答：选C
陈述部分有must 的疑问句，疑问部分根据实际情况而定。
He must be a doctor, isn't he?
You must have studied English for three years, haven't you? / didn't you?
He must have finished it yesterday, didn't he?
must在表"推测"时，根据其推测的情况来确定反意疑问句。
He must be there now, isn't he?
It must be going to rain tomorrow, won't it
祝你学习进步，有问题讨论
最终答案：略