在英语语法中，有些名词后可以用不定式作定语，起到修饰名词的作用。但并不是所有名词都可以这样使用，下面我们来看看哪些名词后可以用不定式作定语。
1. 名词后直接跟不定式作定语
有些名词后可以直接跟不定式作定语，这些名词包括：
- Decision 决定
- Plan 计划
- Desire 欲望
- Attempt 尝试
- Promise 承诺
- Hope 希望
- Intention 意图
- Offer 提供
- Refusal 拒绝
例如：
- My decision to quit my job was not easy.
- He has a plan to start his own business.
- She expressed her desire to travel around the world.
- The attempt to climb the mountain was unsuccessful.
- I made a promise to visit my grandparents every weekend.
- We all hope to have a better future.
- His intention to study abroad was well received.
- The company made an offer to buy our house.
- Her refusal to attend the party disappointed everyone.
2. 名词后加介词后再跟不定式
有些名词需要加介词后才能跟不定式作定语，这些名词包括：
- Ability 能力
- Opportunity 机会
- Permission 许可
- Reason 原因
例如：
- His ability to speak multiple languages is impressive.
- I missed the opportunity to see the sunset.
- We need permission to enter the building.
- The reason to cancel the event is unclear.
需要注意的是，有些名词后可以使用不定式作定语，但也可以使用形容词或从句作定语，例如：
- The book to read before bed.（不定式作定语）
- The book that you should read before bed.（从句作定语）
- The book good for bedtime reading.（形容词作定语）
以上就是哪些名词后可以用不定式作定语的介绍，希望对大家有所帮助。
