选择题:96. When Lily came home at 5 pm yesterday, her mot

题目内容:
96. When Lily came home at 5 pm yesterday, her mother ______dinner in the kitchen.
A. cooked B. was cooking C. cooks D. has cooked
莉莉昨天五点钟回家时,她妈妈正在厨房里做晚饭。
参考答案:

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