1. B

2. A

3. A

4. D

5. D

6. B

7. A

8. D

9. A

10. D

1. Having children means having more responsibilities.

2. Our standard of living has considerably raised since the year 2000.

3. A better healthcare will be able to help enhance our living standard.

4. All the roads to the city center are blocked by the heavy snow.

5. California is the most densely populayed state in the US.

6. This is their first visit to Scotland.

7. No matter what you do, you must be careful.

8. It requires better roads if we want to reduce traffic accidents.

9. Life is getting more difficult as the population is still growing fast.

10. On average, there are 30 students in a class in my school.

Should you travel to Ha Noi, please send Minh this book.

13. The last time I spoke to him was when we went on a trip to Tam Dao together.

14. My mother doesn’t cook as well as my father.

15. Unless you are more careful, you will have an accident.

16. We haven’t gone to Hai Phong for two months.

17. Who do those shoes belong to?

18. Antartica is the coldest place in the world.

19. My brother is a good soccer player.

20. Why didn’t you go to school last Monday?

21. He has worked as an MC since he left university.

22. How long did it take you to fly from Hanoi to Jakarta?

1. English used to be less important in the past.

2. What is the distance between your school and the bus stop?

3. Rex Hotel doesn’t have the same height as Dewoo Hotel.

4. Not only Jane but also her sister enjoy classical music.

5. All of us found the final match exciting.

6. It takes him an hour a day to sort out stamps.

7. Unless the children are 6 years of age, they can’t start school.

8. The scene was too scary for me to open my eyes.

24. A

25. A

26. C

27. B

28. C

29. B

30. C

31. D

32. C

33. B

1. It is said that the plane crashed a mountain after it fell off.

2. I don’t know why the inventions have been flop so far.

3. A solution to the problem of food shortage hasn’t been found yet.

4. Of all means of transport, I love express train best.

5. No longer does my uncle sail a river boat.

6. In addition to writing several letters, she had to prepare a speech.

7. The weather was so cold that they couldn’t go swimming.

8. The new car has a sensor to avoid falling.

9. It takes so much time to look after these children.

10. We will discuss this problem with them 1 hour later.

1. It takes them half an hour to work out these answers.

2. Can you please tell me how to remove the obstacles to success?

3. The car cannot drive itself because it doesn’t have a sensor.

4. The police believe that they are able to arrest the men who have connnection to the bank robbery.

5. I was looking for this book in one bookstore and another but I was unable to find it.

6. A new testing system has already been introduced to all the students.

7. If I were you, I would mention this problem to the teacher.

8. This tricycle can run at 120 kilometers per hour if the road is good.

9. My sister wants to become a doctor when she grows up.

10. In the near future, travelling will be much easier.

1. A

2. B

3. B

IV,

1. disappointed -> disappointing

2. culture -> cultural

3. many -> more

4. honor -> to honor

5. quickly -> quick

6. (D) violent > violently

7. their -> its

8. so -> X

V,

1. My mother is a good cook.

2. Mrs. Brown drives more carefully than Mr Brown.

3. Samire has fewer craft villages than Dundale.

4. Nick used to cry a lot when he was a little boy.

5. My sister has kept a diary since she was ten.

6. Nothing can be done unless they give us more information.

7. Although it was a long journey to the resort, none of us felt tired.