GRAMMAR REVIEW! Can, should, must

Here are some tips on using can, should, and must:

1. CAN - Possibility or ability
Meaning: Shows that something is possible or that someone has the ability to do something.
Usage:
Ability: "I can swim."
Permission: "You can leave early today."
Possibility: "It can get cold at night."

2. SHOULD - Advice or recommendation
Meaning: Suggests what is right, good, or recommended. Not as strong as "must."
Usage:
Advice: "You should eat more vegetables."
Expectation: "The train should arrive at 6 PM."
Mild Obligation: "You should apologize to her."

3. MUST - Strong obligation or necessity
Meaning: Expresses a strong rule, requirement, or necessity. Much stronger than "should."
Usage:
Obligation: "You must wear a seatbelt."
Strong Advice: "You must see that movie — it's amazing!"
Deduction: "She must be tired after that long trip."

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