题目内容

It’s 8 o’clock. My mother is reading a book. My sister and I _____.

A. is doing my homeworkB. am doing my homework

C. is doing our homeworkD. are doing our homework

 

D

【解析】

试题分析:句意: 8点了,我的妈妈正在看书,我和姐姐正在做作业。My sister and I是两个人,动词用are。Do one’s homework中的one’s根据主语进行变化,在这里应变成do our homework, homework为不可数名词,故选D。

考点:考查主谓一致及代词的用法。

 

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