题目内容
4.He keeps a file of letters so he whenever he needs it. (hand)
他将信件编号保存,一旦需要即可找出。
4.can put his hands on one
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题目内容
4.He keeps a file of letters so he whenever he needs it. (hand)
他将信件编号保存,一旦需要即可找出。
4.can put his hands on one