III/ Give the correct form of the word in brackets to complete the sentences.
1. Trung's new house is (big) than his old one. *
2. There are thirty-five (class) in our school. *
3. It is more (pollute) in the city than in the country. *
4. Are you (excite) about your first day at school? *
5. The people in my neighbourhood are very helpful and (friend). *
IV/ Choose the best answer A, B, C or D to complete the sentences.
1. There are clothes on the floor. It’s __________. *
A. interesting
B. mess
C. messes
D. messy
2. My younger sister has ...................... . *
A. a short black hair
B. black short hair
C. short black hair
D. short hair black
3. Please turn ................ the lights before going out. *
A. on
B. off
C. out
D. of
4. Mike’s exam results are __________ than Nick’s. *
A. important
B. good
C. well
D. better
5. It is often rainy in Hue, __________ remember to bring an umbrella. *
A. but
B. so
C. or
D. must