Odpowiedź:
1. wanted, cost
2. did you do, worked
3. were you, were
4. did you speak, spoke
5. spent, had
6. did you go, was
7. Did you sleep, didn't sleep
8. did you see, saw
8. tasted, was
10. didn't do, was
11. fought, lost
12. fell, hurt
13. Did you visit, didn't visit
14. didn't buy, didn't have
15. wasn't, heard
16. didn't feed, wasn't
Exercise 20
1. are you doing, am thinking
2. didn't go, was
3. is Mark doing, think, is taking
4. drinks, doesn't like
5. didn't watch, was
6. did you draw, drew
7. does she go, goes
8. is singing, sings
9. works, teaches
10. sleeps, helps
11. did you buy, didn't buy, got
12. lives, visited
13. are sleeping
14. was, wanted
15. are you standing, am waiting
16. sits
