Question

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

A. is doing my homework

B. am doing my homework

C. are doing our homework

Answer 1

【答案】C

【解析】

试题分析：句意：八点钟了，我的妈妈在看书，妹妹和我在写作业。and为并列连词，连接的是两个并列主语，视作复数形式，故答案为C。