Bài 1: 1.want          

          2. lot         

          3. where

          4.who's 

          5.on

          6.them

          7.did

          8.big

          9.have

          10.doing

Bài 2: 1. I am now sitting in front of Lucy in the movie theatre.

           2. My friends and I sit under the trees to read books every morning.

           3. Our classroom is on the third floor.

           4. Do you know anything about Tom and Jerry.

           5. Mrs. Thompson has a lot of plants in her house.

           6. My mother often tells me some stories before bedtime.

           7. My little sister gets dressed at 6 o'clock every morning.

           8. How many big hotels are there in your city?

           9. Sarah's mother took her to the dentist yesterday afternoon.

           10. My sister with her friends went shopping yesterday morning.

Bài 3: 1. A

          2. B 

          3. D

          4. A

          5. D

          6. C

          7. D

          8. D

          9. D

         10. C

1.want 
2.lot
3.where

4.who's 

5.on

6.them

7.did

8.big

9.have

10.doing