were
从从句中的“came”看出是过去发生的事.
从句子意思可以看出,是问话,问话人想知道老师进来的时候,“you”正在干嘛,所以用were,过去进行时,表示过去某个时候正在进行的情况
用动词be的正确形式填空.1.What ___ you doing when the teacher came?
用动词be的正确形式填空.1.What ___ you doing when the teacher came?
急啊!
急啊!
英语人气：833 ℃时间：2019-10-17 02:45:06
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