题目内容
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. is doing our homework D. are doing our homework
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题目内容
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. is doing our homework D. are doing our homework