my car is quite old ,------ there isn't anything wrong with it

问题描述:

my car is quite old ,------ there isn't anything wrong with it
A and B therefore C however D but

D
前后句有一个转折在里面~
我的车很旧了,但是没有任何问题~
不明白的再问哟,请及时采纳,多谢!
这样可以么?