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We were surprised at what she ________already ______(do)
人气:450 ℃ 时间:2019-08-21 01:21:57
解答
had done
were surprised是过去了的动作,do是在were surprised之前就完成了的动作,是“过去的过去”,所以要用过去完成时.
不明白的再问哟,请及时采纳,多谢!
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