问题

of the waste thrown away in the U.S. __________ being shipped overseas to China, India, and other developing countries.

A:breaks up
B:clears up
C:sums up
D:ends up;

正确答案是：

同类题型

_________ —— He is cleaning his room.

It seems late to say anything. We probably ______ it if we had made an offer sooner.

He speaks too quickly_________.

下列各句中，没有语病的一句是(　　)

If we throw away too much waste and can’t keep good ecosystem,we _________ our future.