题目内容
18.Please don't talk loudly here.The students ___ an exam in class.( )| A. | has | B. | have | C. | is having | D. | are having |
分析 在这里请不要大声说话,学生正在教室考试.
解答 答案:D.结合Please don't talk loudly here.可知表达的是现在正在进行的动作,故用现在进行时be+doing,主语是the students复数,故are,故答案是D.
点评 现在进行时表示正在进行的动作或存在的状态.现在进行时表示动作发生的时间是"现在",动作目前的状态是"正在进行中".
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