Rewrite these sentences as questions or negatives, according to the instruction given. 1 I must go to the hospital tonight.

3. Can Peter pay for us? 4. We mustn\'t go to the passport office today. 5. Can we go to the bank tomorrow? We can\'t go to the bank tomorrow. Can\'t we go to the bank tomorrow? 6. You shouldn\'t phone the school today. 7. Can you answer all the questions? 8. She can\'t pay for the lessons. 9. Can you talk to Mary for me? 10. Can Peter check the times of the trains for us? 11. Must we say goodbye to Alan and Sue? 12. They can\'t stay here for a week. 13. Can we buy a return ticket here? 14. They shouldn\'t help you. 15. Can he understand me? He can\'t understand me. Can\'t he understand me?