=>

3. To use 

4. Am not using 

5. Living 

6. Has had

7. Was watching 

8. Washed 

9. Would be 

10. Drank 

VI/

1.C          

2. A              

3. B            

4. B              

5. C

6. D          

7. A            

8. D            

9. A              

10. C

VII/

1. Check out 

2. Swimming pool 

3. Mix-up 

4. Pile-up

5. Touchdown 

6. Full board 

VIII/

1. It took two hours to fly from Ha Noi to Ho Chi Minh city.

2. He suggested using fewer plastic bags. 

3. I prefer reading newspapers to watching TV. 

4. Your brother uses the Internet every day, doesn't he? 

5. Without saying anything, she stood looking at him.

6. The briefcase contains a map, a file and a calculator.

7. Pierre has been living in Brazil since 1991.

8. Does that jacket really fit you?

9. Perhaps there will be some delay in obtaining the permit.

10. I needn't have given Ted the message because he already knew about it.

IX/

1. Interesting 

2. Agreement 

3. Hurrily 

4. Famous 

5. Advertisement 

6. Useful 

7. Collection 

8. Invented