Give the correct forms of the words given to complete the sentences.

1. We (study) ...studied... a very hard lesson the day before yesterday.

2. We (study) ...have..studied... almost all lessons in this book so far.

3. We (never/watch) ..have..never..watched... that television program.

4. We (watch) ...watched... an interesting program on television last night.

5. My wife and I (travel) ...traveled... to Mexico by air last summer.

6. I (read) ...have..read... that novel by Hemingway several times before.

7. I (read) ...read... that novel again during my last vaction.

8. I (have) ...had... a little trouble with my car last week.

9. However, I (have) ....have..had... no trouble with my car since then.

10. We (live) ...have..lived... in Hanoi for ten years now and like it a lot.

11. Our teacher always (courage) ....courages.... us to work hard.

12. The Boy Scouts of America is a youth ( organize) ......organization...... 

13. The scounts do the (volunteer) ......volunteer...... work.

14. By recycling we can save (nature) ......natural...... resources.

15. The scounts also help the (old) ......older..people.... and street children. 

16. Many people were made (home) .....house....... after the flood.

17. We've (donation) ...donation... books and clothes to children in remote areas.

18. The programme was (benefit) ....benefit........ to both the community and individuals.

19. We've worked together for several months to provide good facilities for ( able) ......able...... people.

20. The campaign (courage) ...courage... people to recycle glass, cans and paper.

1. We studied a very hard lesson the day before yesterday.

2. We have study  almost all lessons in this book so far.

3. We have never watch that television program.

4. We watched an interesting program on television last night.

5. My wife and I traveled to Mexico by air last summer.

6. I read that novel by Hemingway several times before.

7. I read that novel again during my last vaction.

8. I had a little trouble with my car last week.

9. However,I had no trouble with my car since then.

10. We lived  in Hanoi for ten years now and like it a lot.

11. Our teacher always  courages us to work hard.

12. The Boy Scouts of America is a youth  organize

13. The scounts do the volunteers work.

14. By recycling we can save natural resources. 

15. The scounts also help the older and street children.

16. Many people were made homeless after the flood.

17. We've donated books and clothes to children in remote areas

18. The programme was benefit to both the community and individuals.

19. We've worked together for several months to provide good facilities for unable people.

20. The campaign courage people to recycle glass,cans and paper.