Помогите пожалуйста!.Fill in ought to, should, must, mustn039;t, shall, can, can039;t,

Помогите пожалуйста!
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Fill in ought to, should, must, mustn't, shall, can, can't, needn't, or didn't need to.
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1. He ___ be more careful. 2. That ___ be Sam's book. 3. He ___ be her brother.He is too old. 4. You ___ play in their garden. 5. They ___ repair the car two days ago.6. You ___ eat so much. 7. ___ I open the window? 8. She ___ be the woman who spoke to me.9. We ___ go shopping with our parents today. 10. ___ she really be 40 years old?11. He ___ study harder. 12. You ___ leave the camp on your own. 13. You ___ take a cassette player or walk-man when you go to the camp. 14. You ___ wait for them. 15. ___ I post this letter for you?