在英语学习中，非谓语动词是一个重要的语法知识点。它包括不定式、动名词和分词三种形式，在句子中可以充当主语、宾语、表语、定语或状语等多种成分。为了帮助大家更好地掌握这一知识点，下面将通过一些练习题来加深理解，并附上详细的答案解析。
练习题：
1. She enjoys ________ (read) books on history.
2. I saw him ________ (run) across the street yesterday.
3. The teacher asked us ________ (finish) our homework before 6 PM.
4. ________ (not talk) while eating, please!
5. He is proud of ________ (win) the first prize in the competition.
6. The movie was so interesting that I couldn’t stop ________ (watch).
7. My dream is ________ (travel) around the world someday.
8. There is no need for you ________ (worry) about it too much.
9. The man ________ (wear) glasses is my English teacher.
10. After ________ (work) hard all day, she felt very tired.
答案与解析：
1. She enjoys ________ (read) books on history.
正确答案：reading
解析：enjoy后面接动名词形式表示喜欢做某事。
2. I saw him ________ (run) across the street yesterday.
正确答案：running
解析：see sb. doing sth. 表示看到某人正在做某事。
3. The teacher asked us ________ (finish) our homework before 6 PM.
正确答案：to finish
解析：ask sb. to do sth. 表示让某人去做某事。
4. ________ (not talk) while eating, please!
正确答案：Don’t talk
解析：祈使句否定形式通常使用don’t + 动词原形结构。
5. He is proud of ________ (win) the first prize in the competition.
正确答案：winning
解析：be proud of后面接动名词形式，表示为……感到自豪。
6. The movie was so interesting that I couldn’t stop ________ (watch).
正确答案：watching
解析：can’t stop doing sth. 表示情不自禁地做某事。
7. My dream is ________ (travel) around the world someday.
正确答案：to travel
解析：此处用不定式作表语，表达未来的计划或目标。
8. There is no need for you ________ (worry) about it too much.
正确答案：to worry
解析：there is no need for sb. to do sth. 表示某人没有必要做某事。
9. The man ________ (wear) glasses is my English teacher.
正确答案：wearing
解析：现在分词短语作后置定语，修饰先行词“the man”。
10. After ________ (work) hard all day, she felt very tired.
正确答案：working
解析：after引导的时间状语从句中，常用动名词形式。
以上就是关于非谓语动词的一些基础练习题及其解答。希望大家通过这些题目能够更加熟练地运用不定式、动名词以及分词等不同形式。继续努力吧！
