2 You must visit the doctor, if you be ill
3 You must pack warm clothes, when go camping in mountains
4 You mustn`t go to the hospital, if you only have a cold
5 We mustn`t pick flowers in the park
6 We must`n leave, if cooker in kitchen on
7 You must bring a life jacket. I have two
8 We must have a torch to see in the dark