21. fear to do sth. 惧怕做某事

She fears to live on the mountain.

她害怕住在山上。

22. prepare to do sth. 预备做某事

They prepared to go hiking this Sunday.

他们准备周日去远足。

23. pretend to do sth. 伪装做某事

She pretended not to see me.

她假装没有看到我。

24. promise to do sth. 答应做某事

I have promised to give the children some books.

我已经答应给孩子们一些书了。

25. refuse to do sth. 拒绝做某事

She refused to buy a new cellphone for her boy.

她拒绝给她儿子买新手机。

二.只接动名词（不能接不定式）作宾语的28个常用动词

1. practice doing sth.练习做某事

I practice playing the piano twice a week.

我每周练习两次弹钢琴。

2. consider doing sth.考虑做某事

I consider waiting a bit longer before I give up.

我考虑放弃之前再等待一段时间。

3. enjoy doing sth.喜欢做某事

I enjoy playing basketball.

我喜欢打篮球。

4. finish doing sth.完成做某事

Let's finish doing the work together.

让我们一起完成工作吧。

5. give up doing sth.放弃做某事

My father has given up smoking.

我爸爸已经戒烟了。

6. imagine doing sth.想象做某事

I can't imagine marrying such a woman.

我不能想象娶了这样一个女人。

7. keep doing sth.一直做某事

I kept studying English for 1 hour yesterday evening.

昨天晚上，我一直学了1小时英语。

8. put off doing sth. 推迟做某事

Sometimes students put off doing their homework until the last minute.

有时学生们会拖延到最后一分钟才做作业。

9. risk doing sth.冒险做某事

To win the gamble，he risked losing 100 dollars.

为了赢这场赌局，他冒了失去100美元的风险。

10. suggest doing sth.建议做某事

I suggest traveling abroad next month.

我建议下个月出国旅行。

11. admit doing sth. 承认做某事

He admitted making the mistake.

他承认犯了错误。

12. advise doing sth. 建议做某事

He advises going to see a movie.

他建议去看电影。

13. allow doing sth. 允许做某事

We don't allow smoking in the classroom.

我们不允许在班里吸烟。

14. appreciate doing sth. 感谢做某事

We shall appreciate hearing from you again.

我们恭候佳音。

15. avoid doing sth. 避免做某事

Try to avoid drinking and smoking.

尽量避免喝酒和抽烟。