to keep 和 keeping 的用法区别详解
在英语学习中,动词“keep”常以不定式(to keep)或动名词(keeping)的形式出现。两者虽然都源自同一动词,但在句子中的功能和语境却大不相同。本文将为你清晰梳理它们的用法差异。
一、to keep(动词不定式)
“to keep” 是动词不定式形式,通常表示目的、将来动作或作为某些动词/形容词后的补足语。
- 用于表达目的:I study hard to keep up with my classmates.(我努力学习是为了跟上同学。)
- 作宾语补足语:She asked him to keep quiet.(她让他保持安静。)
- 作主语或表语:It’s important to keep calm in an emergency.(在紧急情况下保持冷静很重要。)
✅ 正确示例:
He wants to keep the book.
They decided to keep the secret.
二、keeping(动名词)
“keeping” 是动名词形式,具有名词性质,可作主语、宾语或介词宾语,强调“保持”这一行为本身。
- 作主语:Keeping promises builds trust.(信守承诺能建立信任。)
- 作动词宾语:I enjoy keeping a diary.(我喜欢写日记。)
- 作介词宾语:She is good at keeping secrets.(她擅长保守秘密。)
✅ 正确示例:
Keeping healthy requires exercise.
Thank you for keeping me informed.
三、常见搭配对比
| 结构 |
例句 |
| stop to keep |
He stopped to keep from falling.(他停下来以防摔倒。) |
| stop keeping |
He stopped keeping pets.(他不再养宠物了。) |
四、小结
记住一个简单原则:
- to keep → 表示“去做某事”(目的或未来动作)
- keeping → 表示“做某事这件事”(当作名词使用)
多加练习,你就能自然区分并正确使用它们!