It’s 8 o’clock. My mother is reading a b
问题:
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
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