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英语
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------_____ have you been swimming?-------Two hours A.When B.Where C.How long D.How many
选什么,为什么,
人气:440 ℃ 时间:2019-08-18 20:43:11
解答
------(C.How long) have you been swimming?-------Two hours.
你游了多久了?游了两小时.
how long用于对一段时间提问.
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