问题:
Doing sports is good for your health, _______ ?
A.is it
B.are they
C.isn’t it
D.aren’t they
Doing sports is good for your health, _______ ?
A.is it
B.are they
C.isn’t it
D.aren’t they
A.is it
B.are they
C.isn’t it
D.aren’t they
参考答案: