用词的适当形式填空 -How long can I keep them?-Two weeks.You must ( )(return) them on time.
问题描述：
用词的适当形式填空 -How long can I keep them?-Two weeks.You must ( )(return) them on time.
答
must后面应该用动词原形，所以填return
答
return
must后跟动词原形
希望对你有帮助
答
就填return,归还
答
你好
填 return
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