12. We painted the whole house _. 13. The house is very beautiful; they designed it _.
14. I taught to play the guitar. I never had lessons.
15. Mary´s children are too young to look after _.
16. An elephant hurt when it tried to get out of the zoo yesterday.
17. I don´t need any help. I can take care of _.
18. My brother fell over and hurt when he was running for a bus.
19. Help to some more coffee.
20. Mary and I didn´t enjoy at the disco last night.

12. We painted the whole house by ourselves.

13. The house is very beautiful: they designed it by themselves.

14. I taught to play the guitar by myself. I never had lessons.

15. Mary’s children are too young to look after themselves.

16. An alephant hurt itself when it tried to get out of the zoo yesterday.

17. I don’t need any help. I can take care of myself.

18. My brother fell over and hurt himself when he was running for a bus.

19. Help yourself to some more coffee.

20. Mary and I didn’t enjoy ourselves at the disco last night.