Read and underline.Ten ack out.

1. You (must/ mustn,t) put your hand up up ask a question.
OK, Miss.
2. What,s the matter, Officer&
You (myst/mustn,t) park your car here.
3. You (must/mustn,t) do any sports for two weeks.
OK, thank you , doctor.
4. You (myst/mustn,t) buy a ticket before you get on the bus.
Really? Where do i get one from/