题目内容
10.-Who is in the room?-Ms.Smith.She ___________ a letter.( )
| A. | is writing | B. | writes | C. | writing | D. | are writing |
分析 --谁在房间里?
--史密斯女士.她正在写信.
解答 答案;A 考查时态辨析.根据句中的is可知时态是一般现在时,第二句句意她正在写信.要用现在进行时,构成是主语+be+doing,主语she,系动词用is,write的现在分词是writing,故选择A.
点评 本题考查时态辨析.做此题目可根据句中的时间状语或句中的动词形式.也可根据语境,判断时态,从而选出正确的形式完成此类题.
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