Give the correct form of the verbs in the past tense

I. Give the correct form of the verbs in the past tense.

1.   do              _____________________             11. buy      _____________________

2.   teach          _____________________             12. have     _____________________

3.   send           _____________________             13. take     _____________________

4.   spend         _____________________             14. go        _____________________

5.   begin         _____________________             15. make    _____________________

6.   cut             _____________________             16. think    _____________________

7.   put             _____________________             17. see       _____________________

8.   give           _____________________             18. eat       _____________________

9.   write          _____________________             19. sing      _____________________

10. be              _____________________             20. wear    _____________________