II. Complete the sentences with the words in the box.
challenged; discoveries; overcome; investigating; contribution;
covered; conservation; entrapment; maintained; migrate.
1. Scientists have made many important new.......... of the depth by using modern devices.
2. Community police have made a very positive ................to crime prevention.
3. This new discovery traditional beliefs. Some whales are known to.............into warm
waters to bear their calves.
5. Seventy-five percent of the earth surface is .............by water.
6. Unless the biodiversity were.............marine life would be at stake.
7. Scientists are.....................how the crash occurred.
8. Sperm whale populations are at risk due to hunting and their accidental in
..............fishing nets.
9. What can I do to.................my fear of flying?
10. The government has just set up a wildlife....................project.

Complete the sentences using the correct forms of the words and phrases in 1.

1. Building a good _____________ is important for the country’s economy.

2. The new underground has allowed ______________ to get around more easily.

3. With the help of technology, people can now grow vegetables in _____________ of high-rise buildings.

4. The ____________ attracts people’s attention because of its unusual architecture.

5. More people are moving away from the _____________ of large cities to the suburbs.

1. The ______________ of the wheel changed the world enormously. (INVENT)

2. Many scientists have made some important new                              _____________. (DISCOVER)

3. We are trying to gather everyone's ideas and to form the ideas into a _____________plan. (REAL)

4. Science and technology have significant impacts on economic development. (ECONOMY)

5. They need to be more _____________ about the matter. (SCIENCE)

6. _____________  in science and technology have changed people's life dramatically. (DEVELOP)

7. _____________ advances have brought a lot of benefits to people. (TECHNOLOGY)

8. If there are aliens out there, do you think they are much more _____________ advanced than we are. (TECHNOLOGY)

9. He organized the team with military _____________. (PRECISE)

10. The opposition leader addressed a rally of 50 000 _____________. (SUPPORT)

11. The _____________ of Facebook is useful because it lias helped people communicate with each other. (INVENT)

12. She wrote a book on _____________ science for prospective doctors. (MEDICINE)

13. _____________ is one of the most important new sources of energy. (ELECTRIC)

14. A new kind of telescope will be invented to help _____________explore the other planets in our Solar system. (SCIENCE)

15. _____________ said fuel used and carbon dioxide released from vehicles would be cut down by a new cruise control. (TECHNIC)

16. Einstein was one of the greatest _____________ in the world. (SCIENCE)

17. This is a great _____________ on his previous work. (IMPROVE)

18. She made a career as an _____________ of quick-selling gadgets. (INVENT)

19. Work experience is usually highly _____________ for students. (BENEFIT)

20. This decision marked a fundamental _____________ in policy. (TRANSFORM)

   Câu 1: Complete the sentences with the correct forms of the words in brackets.

a.People in many countries wear their_____ clothes on the new year day.(tradition)

b.On the first day of Tet,children dress______ and visit their grandparents.(beautiful)

c.Peter,Mark and Lucy are all_____ about their summer holiday.(excite)

d.You shouldn't wear black clothes at Tet because it's considered_____.(luck)

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)

IX. Complete the sentences with the correct form of the words in brackets.
Which countries have the most English__________? (speak)
1 The natural__________ beauty of Thodupuzha has attracted many Malayalam movie makers. (scenery)
2 England is the largest of the four__________ regions making up the United Kingdoms (geography)
3 Flags__________ nations, not languages. (symbol)
4 Ayers Rock is also one of the top tourist__________ in Australia. (attract)
5 The Eiffel Tower is the most__________ Parisian landmark. (icon)
6 English is recognised as an__________ language in a total of 67 different countries. (office)
7 The town is__________ situated between two glacial lakes and is surrounded by natural beauty. (unique)
8 It is claimed that the__________ were the first discoverers of Australia. (Portugal)
__________ men don’t wear a skirt but rather a kilt, a product of the Gaelic heritage.
(Scotland)

II.    Complete the sentences with the words in part I. Then practise saying them.

1.    The statue of ____________ Ho Chi Minh is made of ____________.

2.    I’m going to paint the fence. Have you got any paint ____________?

3.    She won first ____________ in a poetry competition.

4.    An ____________ is a small, round, soft fruit with an orange-yellow skin.

5.    ____________ and princess are the titles to call the children of a king.

6.    The outer wall of Saigon Notre Dame Cathedral was built with red ____________.

7.    Nowadays, traffic is a serious ____________ in big cities.

8.    She has some ____________ in her jewellery box.

VIII. 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)
IX. Write the correct form or tense of the verbs in brackets.
1. We ___________(play) football this afternoon. Do you want to play too?
2. Could you meet me at the airport tomorrow? My flight___________(arrive) at six.
3. Last summer, my friends and I ___________(spend) our holiday on a farm.
4. Nick ___________(not ride) a buffalo drawn cart before.
5. The cattle ___________(graze) on the green pastures right now.
6. Millions of Mongolians ___________(be) semi-nomadic herders for thousands of years.
7. My family ___________(live) in a small town for ten years before moving to Boston.
8. Country life ___________(not excite) me at all. It’s so boring.
9. Nick would like ___________(visit) the countryside at the harvest time.
10. I don’t mind ___________(drive) for 1.5 hours on the weekend to get out to the countryside.

IX. 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)

giải thích giùm em với ạ:(