Ex1:1.C Ex2: 1.is eating
2.B 2.goes
3.A 3.are doing
4.C 4. doesn't , is living
5.A 5.is studyung
6.B 6. is singing
7.D 7. goes
8.D 8.doesn't like , likes
9.D 9.is sleeping
10.C 10. What do you have
11. aren't doing , watches
12.what are you doing , is looking
13.is
14.worked
15. has , is having
16.is getting
17.will visit
18.is having
19. are
20.brushes , is brushing
HỌC TỐT!!!