For
Definition
For is a preposition used to indicate an expressed purpose, reason, or intended use.
Examples
- She bought a gift for her friend.
- They left early for the meeting.
- This tool is designed for cutting wood.
Usage in Context
Purpose or Reason
- He is studying for the exam.
- The celebration is for her achievements.
Duration
- We’ve been waiting for two hours.
- She lived there for five years.
Benefit or Advantage
- This decision is good for everyone.
- Eating healthy is important for your well-being.
Common Expressions with “For”
- For a change
- For example
- For good
- For the sake of
Grammar Focus
Comparison: “For” vs. “To”
- He went to the store for milk. (Purpose: He went to get milk.)
- He gave the book to her. (Direction: The book was given to her.)
Examples Across Different Contexts
| Context | Example |
|---|---|
| Purpose | She uses her laptop for work. |
| Reason | Thank you for your help. |
| Duration | He’s been here for a week. |
| Benefit | This is for your own safety. |
| Exchange | I traded my old phone for a new one. |
| Support | I'm always here for you. |
Related Phrases
- For now
- We’ll stay here for now.
- For sure
- I’ll come to the party, for sure.
- For the first time
- She traveled abroad for the first time.
Visual Aid
Diagram: "For" in Sentence Structure
```plaintext
Purpose/Reason
Subject Verb Object
------- ---- ------
She bought a gift for her friend.
```
Summary
The preposition “for” is crucial in English to convey purpose, duration, benefit, and more. Its versatility makes it an essential tool in clear and effective communication.