题目内容
完成句子
史密斯医生过去每天只做两三个手术。
Doctor Smith ________ ________ ________ only ________ ________ ________ operations every day.
答案:
解析:
解析:
used to do, two or three |
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题目内容
完成句子
史密斯医生过去每天只做两三个手术。
Doctor Smith ________ ________ ________ only ________ ________ ________ operations every day.
used to do, two or three |