Understanding "Could" and "Can"
When learning about the words "could" and "can," it's important to recognize that they serve different purposes in English.
Meaning of "Can"
- "Can" is used to express ability or capability.
- It indicates that someone has the skill or means to do something.

• Examples:
  
  • I can swim.
  • She can play the piano.
  
  
  
  

Meaning of "Could"
- "Could" is the past tense of "can." It can also express a possibility or a polite request.
- This word shows that someone had the ability to do something in the past or suggests something might happen.

• Examples:
  
  • When I was younger, I could run fast.
  • Could you help me with my homework?
  
  
  
  

Comparison of "Can" and "Could"
- "Can" relates to the present, while "could" relates to the past.
- "Could" is often used for polite requests, making it softer than "can."

• Example of Comparison:
  
  • Can you pass the salt? (direct)
  • Could you pass the salt? (polite)
  
  
  
  

Conclusion
Understanding "can" and "could" helps you express abilities, possibilities, and requests more effectively. Practice using both words to become more confident in your English communication!

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