Odpowiedź:

a) 

1. (przykład) 

2. could think 

3. can't be 

4. don't have to / don't need to / needn't 

b) 

5. Would you be able to go 

6. can't / mustn't do 

7. will have to 

8. shouldn't be 

c) 

9. can pay 

10. Shall I check