问题

It is not uncommon for thereproblems of communication between the old and the young

A:being
B:would be
C:be
D:to be

正确答案是：

同类题型

I feel stressed from time to time. Could you give me some advice–___________ sharing your problems with your parents

___ , the world would be more harmonious.

My wife________tears when she heard the bad news.[ ]

A new underground ________ Wuxi ________ Shanghai will be built soon.

All the police went out ________ the missing boy.