IV. Build a complete sentence.

1. I am going to have a birthday party next Sunday.

2. The printer is being used at present.

3. While Mary was listening to music, her mother phoned her.

4. She was excited about the birthday party last night.

5. The teacher doesn't allow us to use the dictionary during tests.

6. The first season of Vietnam Idol was aired on May 23, 2007.

7. Do Nhuan (1922-1991) was a great Vietnamese classical composer.

8. He was the first Vietnamese who was trained at Tchaikovsky Conservatory.

9. He laid the foundation for Vietnam’s opera based on the Western traditional opera, and he wrote the first Vietnamese opera "Co Sao" (Miss Sao).

10. Beethoven was born in 1770, in Bonn, Germany, and he started learning piano at the age of 4, taught by his father.

11. When he was 22, he moved to Vienna to study with the famous composer Haydn.

12. When he was 30, he started becoming a well-known composer, and he wrote heroic works about struggle and revolution.

13. Giving a helping hand to the community is one of the best ways to gain experience for a future career.

14. Volunteering is a great way to discover new passions or interests for a future career.

15. A digital camera takes pictures and video clips in electronic format instead of using film.

16. Google Glass gets real-time information about everything you look at. 

17. I am looking forward to receiving the letter now.

18. We don't mind waiting for some more minutes.

19. Children are busy collecting shells at the beach.

20. He asked us to help him do the washing yesterday.

21. Her mother forces her to get married to that man