Write the Simple Past of the following verbs.

1. watch - watched

2. clean - cleaned.

3. stop - stopped.

4. arrive - arrived

5. return - returned

6. cook - cooked

7. walk - walked

8. visit - visited

9. work - worked

10. look - looked

11. like - liked

12. iron - ironed

13. play - played

14. study - studied

15. love - loved

16. open - opened

17. start - started

18. water - watered

19. climb - climbed

20. stay - stayed

21. call - called

22. kiss - kissed

23. tidy - tidied

24. wash - washed

1. in 1995 java was licensed by netscape for use in their internet browser, navigator. 2. basic has been extended by microsoft in its visual basic product. 3. perl was developed by lary wall in 1987. 4. specific problems are not solved by systems software. 5. in the last ten years, speed trap units have been installed by police on many busy roads.

are they your friends? -yes, they are

is he your brother? - yes, he is

can he ride a bike? - no, he can't

do you want to play with the ball? - no, i don't

does she roller-skate well? - no, she doesn't

does your friend want to play the piano? - yes, he does