III

29, a – patient (n- bệnh nhân)

30, c – an emergency

31, b – seven days

32, d – b & c are correct

33, a – The author is watching TV.

IV

1, He always drive carefully in order not to cause accidents.

2, I went to the college in order to see Professor Taylor.

3, She wore warm clothes so as not to get cold.

4, Nam is studying very hard in order to keep pace with his classmates.

5, We turned out the lights so as not to waste electricity.

6, He moved to the front row in order to hear the speaker better.

V

1, Minh does morning exercises so as to be healthy.

2, She learned English last year in order to read books in English.

3, He says nothing so as to make me angry.

4, We have gone home early since 2.00 in order not to be late for the movie on TV.