`IV`

1. What is your mother doing ?

2. What are Hung and An doing now ?

3. That businessman is going to Hanoi

4. He is driving his truck

5. Who is he waiting for ?

6. Quang is driving to Hue

7. He is taking the vegetables to the market

8. The train is going to Nha Trang

9. The children are playing in the garden

10. Mai is brushing her teeth

`V`

1. goes. 

2. has 

3. doing - am unloading

4. lives

5. play - am playing 

6. don't play

7. works 

8. is 

9. goes

10. are 

$RabbitCocohead$

IV/

1. What is your mother doing?

2. What are An and Hung doing now?

3. That businessman is going to Hanoi.

4. Is he driving his truck?

5. Who is he waiting for?

6. Quang is driving to Hue.

7. He is taking the vegetable to the market.

8. The train is going to Nha Trang.

9. The children are playing in the garden.

10. Mai is brushing her teeth.

V/ 

1. goes

2. has

3. What are you doing now?

4. lives

5. plays , playing

6. are not playing , doing

7. works

8. is

9. goes

10. are

Wish you study well.