Đó

19.Walk

20.sings

EX3 :

Lỗi sai                ------ >          Sửa lỗi 

haves                 ------>           has

talking               ------->       are talking

wash                  ------->        washes

are                     -------->    do

rideing               ------- >    riding

don't                 --------->   doesn't

Ex 4 : 

1.more modern

2.more expensive 

3. hotter

4.older

5.taller

6.bader

7.more expensive

Ex5

1,The Ocean hotel is more expensive than the blue hotel

2,Your neighbourhood is noisier than our neighbourhood

3,Can you show me how to  the nearest police office?

4,Shall we go out and have an ice-cream?

5,Annie has blonde and long hair