______has the children burdened with too much homework nowadays?

My brother and I will go to the library tomorrow.—. Shall we go together?

We don’t believe _____ little children can do ____ much work in such a short time.

We went to the beach last Sunday, and we had great fun _____ volleyball.

_____ does it take you to go by bus from Tianjin to Beijing? —About five hours.[ ]