动词不定式 “to do” 是英语中最常见的结构之一，它用法灵活多样，令不少英语学习者困惑不已。
用法总结
1. 我们可以在形容词后加上不定式 “to do”，即：形容词 + 不定式 “to do”。
- It’s easy to learn English with the BBC.
- We’re always happy to help!
- It’s fun to spend time with friends.
- That’s hard to say.
2. 我们可以用不定式 “to do” 表示做某事的目的或理由。
- I went to the shops to buy some milk.
- I am working to save money.
- Don’t make that face to scare him!
- Join us on social media to learn more English.
3. 我们可以在量词后使用不定式 “to do”，结构是：量词 + 名词 + 不定式 “to do”。
- I have too many emails to send.
- There isn’t enough time to get to the station.
- There are few pencils left in the studio to draw blueprints with.
