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I haven't heard from Kate ____ she went to Canada 究竟是after还是since
I haven't heard from Kate ____ she went to Canada 究竟是after还是since 这句子本来就没时间段啊,怎么选啊
人气:197 ℃ 时间:2020-04-14 03:23:30
解答
since,用在完成时中,表示自从,后面接过去式的句子做状语,而主句用现在完成时.
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