Help的用法和固定搭配
Help是英语中高频使用的词汇，可作动词或名词，用法灵活，固定搭配丰富。以下从动词用法和固定搭配两方面梳理其核心应用。
一、动词用法
1. 及物动词：直接接宾语
help sb. (to) do sth.
表示“帮助某人做某事”，其中
to可省略。
- She helped me (to) finish the project.
- Can you help him (to) carry the box?
2. 后接介词短语
help sb. with sth.
意为“在某方面帮助某人”，sth.多为名词或名词性短语。
- My sister often helps me with my homework.
- They helped the community with environmental cleanup.
3. 不及物动词：单独使用
表示“提供帮助”，常见于日常对话。
- A: "The bag is too heavy." B: "Let me help!"
- If you need support, just ask—I’ll help.
4. 接反身代词：help oneself
表示“自用；自取”，后常接介词to。
- help yourself to sth.
- Help yourself to the snacks on the table.
- Guests are welcome to help themselves to coffee.
二、固定搭配
1. 短语动词
help (sb.) out
意为“帮助某人摆脱困境”。
- My friend helped me out when I lost my wallet.
- The team helped out the local farmers during the harvest.
help sb. through (sth.)
表示“帮助某人度过困难时期”。
- Her family helped her through the illness.
- Teachers helped students through the exam stress.
2. 情态搭配
can’t help doing sth.
意为“忍不住做某事”，doing不可替换为原形。
- I can’t help laughing at his funny stories.
- She can’t help crying when watching sad movies.
can’t help but do sth.
表示“不得不做某事”，but后接动词原形。
- He can’t help but admit his mistake.
- We can’t help but notice her talent.
3. 介词搭配名词用法
with the help of
意为“在……的帮助下”，后接人或物。
- With the help of modern technology, the work was done quickly.
- She finished the task with the help of her colleagues.
in need of help
表示“需要帮助”，作表语或后置定语。
- The homeless are often in need of help.
- People in remote areas are in need of medical help.
ask for help
意为“寻求帮助”，ask后接for。
- Don’t hesitate to ask for help when you’re stuck.
- The child asked the police for help after getting lost.
以上用法和搭配覆盖了help的核心场景，掌握后可提升表达的准确性和自然度。
