Bài tập Tiếng Anh 7 - Unit 12: An overcrowded world

UNIT 12 AN OVERCROWDED WORLD
A. PHONETICS
1. Put the words in the box into two groups. Read the words aloud. 
natural, water, energy, enormous, enjoy, pollution, festival, perform, Easter, disaster 
Stress on 1s syllable
Stress on 2n syllable
2. Read the following sentences aloud.
1. Easter is a joyful festival in many countries. 
2. Tropical storm is one of three different words for the same natural sisaster
3. Solar energy doesn’t cause pollution. 
4. My children enjoy watching the animals to perform
5. Don’t waste water or you'll get an enormous bill.
B. VOCABULARY & GRAMMAR
1. Find the odd one out A, B, C, or D.
1. A. affect 	 B. replace	 C. effect	 D. fly
2- A- density	 B. overcrowded	 C. crime	 D. megacity
3. A. explosion	 B. hunger	 C. slum	 D. float
4- A- space	 B. safely	 C. poverty	 D. slum dog
5. A. criminal	 B. driver	 C. doctor	 D. student
2. Complete the following tag questions. 
1. There's a new cartoon, ?
2. They don’t want to sell their house, ?
3. This machine never works very well, .?
4. Your parents should stay in the hotel, .?
5. We can’t go camping today, ?
6. I am late, ..?
7. Let’s go to Lan’s house, .?
8. She won’t come here, .?
9. Nothing is good, ..?
10. Her daughter has studied English for two years, ..?
3. Complete the crossword by using the words you need for the sentences. The column in black is the topic word.
1. How many are there in your family?
2. Our city will have to find .. to reduce traffic jams.
3. They .. trees in their school.
4. We .. use public transport. 
5. Poor people need more food and .
6. We shouldn’t ..forests
7. Don’t throw on the streets.
8. People are doing a lot of things to damage the ..
9. My uncle lives in this .
10. Some . in the world are in danger now.
4. Use the correct form of the word in brackets for each gap. 
1. The air in the city is very. (pollute)
2. We’ll make this beach clean and . again. (beauty)
3. If the pollution . , what will happen? (continue)
4. The world’s population is growing . (quick) 
5. If it doesn't rain soon, there’ll be a great of water. (short) 
6. In most big cities, there are many wealthy people, but . Is still a problem. (poor) 
7. Life must be in the slums. (difficulty)
8. .325 to Ho Chi Minh City is now boarding at the gate 3. (fly)
 9. The little girl looks enough. (health).
10. Farmers need . Land than town people. (much).
C. READING.
1. Read the passage and answer the questions. 
The two children have been in London. They were surprised at the crowds everywhere. They decided to travel on the tube railway. They found that they had to be quick and get on the train or it would go off without them
One day they went to Hyde Park and walked along on the grass to Kensington Gardens in bright autumn sunshine. This was different from the crowded streets, and Mary said that it was like being back home. The leaves of the great trees were turning red, brown and yellow, birds were flying about, there were lots of flowers and ducks swimming about on the Round Pond. Only the noise from the street in the distance reminded them of the town.
Questions: 
1. Where have the children been? 
 .
2. What made them surprised?
3. What did they decide to do?
 ..
4. Where did they go one day?
 5. In which season did they go there?
6. Where do you think the two children came to London from?
2. Choose A, B, C, or D to complete the following passage
Today many people in the world are leaving their small villages in the country (1)__ big and noisy cities. This means that they are leaving the peaceful hills, mountains, fields (2)__ rivers of the countryside for the busy world (3)___ streets, buildings, traffic and crowds.
In many countries people come to live in towns and cities (4)___ they need work. After one or two factories have been built in or near a town, people come (5) ____work and soon an industrial area begins to grow. There (6)___ usually an area nearby where the factory workers (7) ______ . The families of these workers need schools, hospitals and markets (8) ____more and more people come to live in the area to provide these services and so a city grows.
New words:
industrial area: khu công nghiệp
service: dịch vụ
1- A- with	 B. for 	C. in	 D. about
2. A. and	 B. or	 	C. but	 D. so
3- A. on	 B. of	C. for 	 D. in
4. A. so	 B. and 	C. because	 D. although
5. A. to find	 B. find 	C. to do	 D. do
6. A. are	 B. were	C. is 	D. was
7. A. work	 B. play	C. visit 	D. live
8. A. because B. but 	C. so 	D. however
D. WRITING
1. Rewrite the following sentences, beginning as shown, so that the meaning stays the same.
1. You forgot to turn off the T.V last night, didn’t you?
You didn’t remember .
2. I think you should go to work by bike.
Why don’t ..
3. We will plant more trees along this street.
More trees ..
4. Is pollution the most serious problem?
Pollution is 
5. Mr Long lived in the country when he was a child.
Mr Long used ..
2. Put the following words in the correct order to make meaningful sentences. Add commas if it is necessary.
1. more / because / people / cheap / solar / should / it/ unlimited
use / and / energy/ clean / is.
2. she/ is / aunt/ although / Iives/ my/ poor/ happily.
3. is / driving / dangerous / fast / very.
4. live/ many / the/ people /country/ prefer/ in / to.
5. traffic / are / rush hours / always / there / jams / during. 51
3. Each part (marked 1, 2,...) of the following passage has a mistake. Underline and correct it.
SAVE THE EARTH 
0. We are slow destroying the Earth. The seas and rivers are too dirty to
1. swim in. There is so many smoke in the air that it is unhealthy to live in
2. many in the world’s cities. In one well-known city, for example
3. poisonous gases from cars pollute the air so that traffic policemen has
4. to wear oxygen mask.
5. We have cutted down so many trees that there are now vast areas of
6. wasteland all over the world. As a result, farmers on parts of Africa cannot grow
7. enough to eat. In certain countries in Asia there are too little rice.
8. Moreover, we'do not take enough careful of the countryside. Wild animals
9. are quickly disappear. For instance, tigers are rare in India
10. because we have kill too many for them to survive. However, it isn’t
11. simply enough to talk to the problem. We must act now before it is too
12. late to do anything about it. Join we now. Save the Earth. This is too
13. importance to ignore.
0. slow -> slowly 
1. 7. 
2. 8. 
3. 9. 
4. 10.
5. 11. 
6. 12.