He must be helping the old man to water the flowers, ? A. is he B. isn’t he C. must he D. mustn’t h...
2023-02-16 09:19:04 120次 2009年高考试题(陕西卷)解析版 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容:
He
must be helping the old man to water the flowers, ?
A. is he B. isn’t he C. must
he D. mustn’t he
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