1. Must/have to-musieć Oh, it's really later. I must go now I have to go now.

2. must-personal feelings You must do something’ = ‘I (the speaker) say it is necessary’: She's a really nice person. You must meet her. I haven’t phoned Ann for ages. I must phone her tonight. I am too fat! I must go on a diet.

3. Have to-facts and rules I have to wear a suit at work. You can't turn right here. You have to turn left. My eyesight isn't very good. I have to wear glasses for reading. I start work at 6am. I have to get up early tomorrow.

4. I don’t have to-nie muszę I have to wear a hi-vis jacket at work. I don’t have to wear a hi-vis jacket at work. I am too fat. I must go on a diet! I am slim so I don’t have to go on a diet.

5. Mustn’t-nie wolno I have to be on time for work. I mustn't be late You mustn’t smoke in here You mustn’t drink if you drive. You mustn’t drink it. It is poison!