题目内容
一You look tired. What's wrong with you?
一I stayed up late last night. I my speech from eight o'clock to midnight.
A. practiced B. am practicing
C. was practicing D. has practiced
C 【解析】句意:----你看起来很累。你怎么了?----昨晚我熬夜了。我从八点到午夜练习演讲。A. practiced一般过去式;B. am practicing现在进行时;C. was practicing过去进行时;D. has practiced现在完成时。过去进行时表示在过去某一时刻或某一段时间内进行或发生的动作,其形式为was /were + V-ing,常与表示过去的时间状语连...
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