问题:
He’s already ridden the horse before ,______?
A.is he
B.isn’t he
C.has he
D.hasn’t he
He’s already ridden the horse before ,______?
A.is he
B.isn’t he
C.has he
D.hasn’t he
A.is he
B.isn’t he
C.has he
D.hasn’t he
参考答案: