Odpowiedź :
Odpowiedź:
1 you should start
2 One mustn't smoke
3 Did you have
4 I should take
5 whose tent it
6 must get off
4.1. I think you should start going to school on foot.
4.2. Do not smoke in the hotel.
4.3. Did you have to change trains in Warsaw?
4.4. My doctor suggests that I should take up some sport.
4.5. I don't know whose tent it is.
4.6. You must get off the bus at the next stop.