问题
选择题
—Your father is a doctor, ________?
—Yes, he is. [ ]
A. is he
B. isn't he
C. are you
D. aren't you
答案
答案:B
—Your father is a doctor, ________?
—Yes, he is. [ ]
A. is he
B. isn't he
C. are you
D. aren't you
答案:B