问题

I see no reason why they shouldn’t go on playing for another four or five years __ they are fit enough.

A:unless
B:so that
C:though
D:providing that;

正确答案是：

同类题型

I＿＿＿＿＿＿it again.

下列各句中，没有语病的一项是（）

Some of the drivers were ______ by the police because of their good behavior in the traffic accident.

It’s much easier to make friendsyouhave similar interests

－Excuse me,does Mr Smith’s son live here－He _________be here, but he has moved.