I ______have come here in time, but I met an old friend of mine. I stopped and talked with him for some time.
A.shouldn’t | B.must | C.needn’t | D.could |
相关知识点
推荐套卷
I ______have come here in time, but I met an old friend of mine. I stopped and talked with him for some time.
A.shouldn’t | B.must | C.needn’t | D.could |