Fill each gap of the following sentences with the correct form of the word in brackets. Write your answers in the corresponding numbered boxes. 
1. Water _________are things such as detergents, pesticides, oil, and other chemicals. (POLLUTE)
2. There are so many swear words in this article that I think it’s________.  (PRINT)
3. Under her fine editorship, ________ has increased by 100,000. (CIRCULATE)
4. Deaths caused by reckless driving are ________.  (AVOID)
5. In electronics, we learn to repair______ appliances.  (HOUSE)
6. A recent report has warned of global food _______ unless the current system of farming and food distribution is changed. (SHORT)
7. Increasing world ______ will lead to the rise in demand for energy, food and fresh water. (PROSPEROUS)
8. The spiral and the helix are everywhere, ______, curving shapes whose incredible regularity contrasts so sharply with the random world around them. (GRACE)
9. ______ people stand to benefit most from these policies. ( EMPLOY)
10. His English is not the  ______ in the class. (BAD)

III. WORD FORMATION (1.2 points)

Write the correct form of the words in brackets.

19. In some countries, people will live ____________ in earthscrapers. (GROUND)

20. In the next 20 years, many homes might be smart homes with robot __ __________ to do the chores. (HELP)

21. In the future, many people will live in ___________ – cities with a population of over ten million people. (CITY)

22. A(n) ____________ house is a house that is good for the environment. (FRIEND) 

Fill in each blank with the correct form of the words in the brackets.

29. If we go on littering, the environment will become _______ polluted. (serious)

30. The main threat to the ________ of these creatures comes from their loss of habitat. (survive)

31. Ao Dai is the _______ dress of Vietnamese women. (tradition)

32. You need to have a lot of _______ to play this kind of sport. (strong)

II.Write the correct form of the words in brackets.

28. Life in space is really _________ from life on Earth. (DIFFER)

29. In the future, many people will live under the sea; so ____________ cities will become popular. (WATER)

30. In some countries, people will live ____________ in earthscrapers. (GROUND)

31. In the next 20 years, many homes might be smart homes with robot ____________ to do the chores. (HELP)

32. In the future, many people will live in ____________ cities with a population of over ten million people. (CITY)

33. A(n) ____________ house is a house that is good for the environment. (FRIEND)

V. Complete the sentences with the correct form of the words in brackets:

1.      There were lively New Year ___________  all over the town. (CELEBRATE)

2.      There are many ___________  differences between the two communities. (CULTURE)

3.      I feel ___________  every time I try to read that exercise book. (BORE)

4.      We were excited about the ___________   of the musical festival. (PERFORM)

5.      The ___________  of the restaurant is so good that we want to go there again. (SERVE)

VI. Rewrite the sentences, using the word in brackets:

1.   I couldn’t sleep. I was tired (in spite of)

     ………………………………………………………………..

2.   I got wet in the rain. I had an umbrella ( although)

     ………………………………………………………………..

3.   They used to get up early doing exercise. (no longer)

     ………………………………………………………………..

4.   What is the distance from here to the city center? (How far)

     ………………………………………………………………..

5.   The distance from Ha Tinh to Ho Chi Minh city is about 1,000 km. ( It's)

I. Complete the sentences with the correct form of the words in brackets.
1. In order to keep our environment ............ , we shouldn’t drop litter in public places. (pollute)
2. Don’t pump ............ into seas and rivers or it will pollute them. (sew)
3. Don’t throw away ............ bottles, papers, and glass. Take them to recycling centres. (use)
4. If we keep on ............ the air, more people will suffer from respiratory diseases. (pollution)
5. The local authorities have received many letters of ............ about the industrial wastes from that factory. (complain)
II. Complete the sentences with the correct form of the words in brackets.
1. Ba was ............ ill right after eating those ............ mushrooms. (serious / poison)
2. ............ are interested in the protection of the environment. (conserve)
3. Without ............ , some people wouldn’t catch fish. (electric)
4. Shhh. Listen ............ to the conservationist teaching us how to protect the environment. (care)
5. What is responsible for the ............ problems in your city? (environment)
III. Complete the sentences with the correct form of the words in brackets.
1. Make sure the use of ............ is not harmful to farm workers’ health. (pest)
2. ............ ! You have successfully held the clean-up campaign. (congratulate)
3. Use public transport or we won’t ............ pollution. (minimum)
4. If ............ continues, there will be no forest left ten years from now. (forest)
5. The rising level of air pollution has caused concern among ............ . (environment)

Fill in each blank with the correct form of the word in brackets.

53. Orchard Road is an ideal ……………………for a boutique. (locate)

54. Tourists from all corners of the ……………………flock to the city in multitudes. (global)

55. The city is ……………………by tall modern buildings in steel and glass. (character)

56. London continues to top the list of the world’s leading ……………………centers. (finance)

57. The Statue of Liberty is one of New York’s most popular tourist ……………………. (attract)

58. New York was settled in 1613 by Dutch and ……………………called New Amsterdam. (origin)

59. I enjoy going to the city center at weekends, though it is always ……………………with people. (pack)

60. Since its ……………………, Mexico City has had serious problems with the supply of water. (found)

2. Complete the sentences with the correct form of the words in brackets.

1.    Some people think that health is _____________ than money. (important)

2.    The pollution in our city is much    _____________ than it used to be. (bad)

3.    My new teacher explained the lessons _____________ than my old teacher. (clear)

4.    He doesn’t play volleyball as _____________ as his brother. (good)

5.    Get rid of the sorrow! You will do it _____________ next time. (good)

6.    Communication is a lot _____________ than it was 50 years ago. (easy)

7.    People in rural areas wear _____________ than those in cities. (simple) 

8.    Robert arrived at the meeting _____________ than Francis. (late)

9.    These trousers are too wide. Do you have any that are _____________? (narrow)

10.    My mother always gets up _____________ than everybody else in the house. (early)

11.    Rene speaks _____________ than the other ESL students in the class. (fluent)

12.    Can’t you think of anything _____________ to say? (intelligent)

13.    I think his new book is much _____________ than his last one. (boring)

14.    Max finished the homework _____________ than anyone else in the class. (fast)

15.    He doesn’t look as    _____________ as he used to. (happy)

XI. Complete the following sentences with the correct form of the words in brackets.

1. There were lively New Year ________________all over the town. (celebrate)

2. She gave a wonderful _______________ as the Iron Lady - the former British Prime Minister Margaret-Thatcher. (perform)

3. When we heard she’d got the job, we all went off for a __________________ drink. (celebrate)

4. The hall looked very  _________________ with its Christmas tree. (festival)

5. There are many ____________________ differences between the two communities. (culture)

6. What forms of _______________ do you participate in during the festival? (entertain)

7. The Chinese New Year marks the  __________________ of spring and the start of the Lunar New Year. (begin)

8. Her eyes were wide with _____________________when she heard the news. (excite).

9. Street are decorated with _______________ lights and red banners. (colour)

10. It is _____________________ in America to eat turkey on Thanksgiving Day. (tradition)