题目内容：

根据句意，用括号中所给动词的正确形式填空，词数不限。

1. —Who       (mop) the floor at this time yesterday? —My mother.

2. My mother often told me       (not throw) rubbish everywhere when I was young.  

3.The price of the Renminbi (RMB) yuan against the U.S. dollar used to keep       (rise).

4. Daniel always       (have) pity on those people who lose their families in disasters.

5. I hope our school       (provide) us students with a better environment next term.