Даю 92 пира!!!!! Choose the correct word.1) I think you might/ought

Даю 92 пира!!!!!

Choose the correct word.
1) I think you might/ought to see a doctor.
2) Should/May I borrow your book, please?
3) I have to/could go to the grocery store. My fridge is empty.
4) You must/ought to be very hungry. Would you like an apple.
5) Could/Should you pass me some sugar? I like sweet tea.
6) You must be/cant be very proud of your son he is a champion.
7) You must be/should be exhausted after all your hard work.
8) She mustnt/shouldnt stay in bed all day unless she is ill.
9) Its very late. The children must/cant be sleeping.
10) Susan has broken her leg. She cant/have to walk now.