一、用括号中所给动词的适当形式填空。

1. _____________ (walk) is a good form of exercise for both young and old. (全国)

2. Eugene's never willing to alter any of his opinions. It’s no use __________(argue) with him. (上海)

3. Please remain _________(seat); the winner of the prize will be announced soon. (辽宁)

4. — Can I smoke here?

— Sorry. We don’t allow ___________(smoke) here. (江苏)

5. It is difficult to imagine his _____________(accept) the decision without any consideration. (陕西)

6. I can’t stand ____________(work) with Jane in the same office. She just refuses _________(stop) talking while she works. (北京)

7. As a result of the serious flood, two-thirds of the buildings in the area need ___________(repair). (陕西)

8. Susan wanted to be independent of her parents. She tried ________ (live) alone, but she didn’t like it and moved back home. (湖南)