—Are Jack and Mary your friends? —______
题型:选择题
问题:
—Are Jack and Mary your friends?
—________. [ ]
A. Yes, they are
B. They are
C. No, they not
D. They aren’t
—Are Jack and Mary your friends?
—________. [ ]
A. Yes, they are
B. They are
C. No, they not
D. They aren’t