must

UK/mʌst/US/mʌst/

Dạng từ: mustn't

1
NECESSARY
A2used to say that it is necessary or very important to do something
- You must wear a seat belt.
- I must remember to call my mum.
2
NOT ALLOWED
A2used in negative sentences to say that something is not allowed
- You must not smoke in the building.
- Visitors mustn't feed the animals.
3
CERTAIN
B1used to say that you think something is very likely or certain
- You must be tired after your journey.
- She must have forgotten about the meeting.
4
SUGGEST
B1used to say strongly that someone should do something
- You must come and visit us some time.
- You must try this cake!

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