Bài tập môn Tiếng Anh Lớp 7 Sách Thí điểm - Unit 12: An Overcrowded World

ENGLISH 7 - UNIT 12: AN OVERCROWDED WORLD
I. Find the word which has a different sound in the part underlined
1. 
A. 
sugar 
B. 
cutting 
C. 
slum 
D. 
luck
2. 
A. 
decision 
B. 
social 
C. 
spacious 
D. 
delicious
3. 
A. 
density 
B. 
list 
C. 
reason 
D. 
countryside
4. 
A. 
disease 
B. 
healthcare 
C. 
decrease 
D. 
sea
5. 
A. 
place 
B. 
traffic 
C. 
fact 
D. 
malnutrition
6. 
A. 
meat 
B. 
heat 
C. 
health 
D. 
seat
7. 
A. 
transport 
B. 
travel 
C. 
imagine 
D. 
pavement
8. 
A. 
shoot 
B. 
footprint 
C. 
smooth 
D. 
toothache
9. 
A. 
wood 
B. 
book 
C. 
flood 
D. 
cook
10. 
A. 
country 
B. 
house 
C. 
overcrowded 
D. 
town
II. Choose the word which has a different stress pattern from the others.
1. 
A. 
renewable 
B. 
environment 
C. 
eco-friendly 
D. 
abundantly
2. 
A. 
malnutrition 
B. 
supersonic 
C. 
underwater 
D. 
intelligent
3. 
A. 
comfort 
B. 
spacious 
C. 
traffic 
D. 
resource
4. 
A. 
industry 
B. 
density 
C. 
consider 
D. 
million
5. 
A. 
homeless 
B. 
describe 
C. 
skyscraper 
D. 
violence
6. 
A. 
hotel 
B. 
chimney 
C. 
future 
D. 
petrol
7. 
A. 
population 
B. 
uncomfortable 
C. 
overcrowded 
D. 
celebration
8. 
A. 
peaceful 
B. 
wealthy 
C. 
diverse 
D. 
labour
9. 
A. 
overcrowded 
B. 
malnutrition 
C. 
megacity 
D. 
education
10. 
A. 
agriculture 
B. 
behavior 
C. 
industrial 
D. 
economy
III. Put the words into two groups
disaster 
Easter 
perform 
festival 
pollution
enjoy 
enormous 
energy 
water 
natural
1/ Stress on 1st syllable: 
2/ Stress on 2nd syllable: 
IV. Find which word does not belong to each group.
1. 
A. 
enjoyable 
B. 
comfortable 
C. 
convenient 
D. 
difficult
2. 
A. 
waste 
B. 
recycle 
C. 
conserve 
D. 
save
3. 
A. 
affect 
B. 
replace 
C. 
effect 
D. 
fly
4. 
A. 
density 
B. 
overcrowded 
C. 
crime 
D. 
megacity
5. 
A. 
drive 
B. 
cycle 
C. 
ride 
D. 
fly
6. 
A. 
wind 
B. 
gasoline 
C. 
coal 
D. 
natural gas
7. 
A. 
float 
B. 
slum 
C. 
hunger 
D. 
explosion
8. 
A. 
safely 
B. 
poverty 
C. 
slumdog 
D. 
space
9. 
A. 
abundant 
B. 
short 
C. 
plentiful 
D. 
unlimited
10. 
A. 
driver 
B. 
doctor 
C. 
criminal 
D. 
student
V. Match the two parts of the sentences.
A 
B
1. overcrowded
2. spacious
3. slum
4. poverty
5. megacity
6. malnutrition
7. density
8. population explosion
9. overpopulation
10. flea market
a. the state of having very little money.
b. a market usually held outdoors.
c. a very large city, typically one with a population of over 10 million. An area of a city where living conditions are extremely bad.
d. bad health that is the result of not having enough food.
e. the number of people in a place in relation to its area.
f. with too many people.
g. large in size.
h. a situation in which too many people live in a certain area.
i. the sudden increase in the number of people in a country or in the world.
1-.; 2-.; 3-.; 4-.; 5-.; 6-..; 7-..; 8-..; 9-..; 10-..
VI. Choose the best answer (A, B, C or D).
1. Alternative sources of energy are ___________ and safe.
A. 
enough 
B. 
not enough 
C. 
short 
D. 
abundant
2. 
Nuclear energy can provide enough electricity for the world’s needs, but it is very _____.
A. 
risk 
B. 
risky 
C. 
endanger 
D. 
endangered
3. 
We should try to reduce energy ___________ as much as possible.
A. 
production 
B. 
producers 
C. 
consumption 
D. 
consumers
4. 
We are looking for cheap, clean, ___________ sources of energy.
A. 
polluting 
B. 
harmful 
C. 
expensive 
D. 
effective
5. 
Solar energy is ___________ and it can be replaced easily.
A. 
new 
B. 
renew 
C. 
renewable 
D. 
non-renewable
6. 
For many people living in rural areas, biogas is a cheap energy _______available.
A. 
method 
B. 
production 
C. 
supply 
D. 
consumption
7. 
People living in the slums never get good healthcare, ___________?
A. 
do they 
B. 
don’t they 
C. 
are they 
D. 
aren’t they
8. 
Everyone is ready for the game, ___________?
A. 
is it 
B. 
isn’t he? 
C. 
aren’t they 
D. 
is there
9. 
People move to big cities for a better ___________.
A. 
standard of living 
B. 
standard life
C. 
standard living 
D. 
life of standard
10. 
Slidewalks are ___________ to moving walkways in airport.
A. 
familiar 
B. 
similar 
C. 
different 
D. 
same
11. 
Rio de Janeiro is very cultural ___________ city.
A. 
diverse 
B. 
diversity 
C. 
different 
D. 
same
12. 
Which is the best ___________ of transport for the future?
A. 
mean 
B. 
means 
C. 
traffic 
D. 
ways
13. 
Overcrowded places have a lot of problems, ___________?
A. 
don’t they 
B. 
does it 
C. 
doesn’t it 
D. 
have they
14. 
The schoolyard is very small, so there isn’t enough ________for students to play in.
A. 
rooms 
B. 
land 
C. 
space 
D. 
ground
15. 
I think in the future cities will be more crowded and the traffic will get___________.
A. 
good 
B. 
well 
C. 
worse 
D. 
worst
16. 
When ___________ people live in a small place, life can be very difficult.
A. 
a few 
B. 
few 
C. 
too much 
D. 
too many
17. 
Do you think it will be a (n) ___________ , green way to travel?
A. 
convenient 
B. 
polluted 
C. 
polluting 
D. 
inconvenience
18. 
Children in the slums have more diseases than _________ in wealthy areas.
A. 
them 
B. 
that 
C. 
those 
D. 
ứ
19. 
Diseases ___________ more quickly in overcrowded areas.
A. 
move 
B. 
travel 
C. 
spread 
D. 
come
20. 
In Manila, over 30% of the population lives in ___________.
A. 
crops 
B. 
poverty 
C. 
shortage 
D. 
schooling
VII. Complete the sentences with the words in the box
healthcare 
growth 
shortages 
earnings 
disease
drought 
megacity 
accommodation 
peaceful 
crime
1. London is a ____________.
2. The long hot summer has led to serious water ____________.
3. To have hundreds of homeless people sleeping in the streets of a rich city like
The first symptom of the ____________ is a very high temperature.
4. A ____________ is a very large city with big population.
5. Average ____________ for skilled workers are rising.
6. ____________ has affected many countries in Africa after a long period of dry
weather.
7. Nuclear power can be used for ____________ or military purposes.
8. The government is trying to limit population ____________.
9. ____________ workers who offer medical care to others are some of the
lowest paid people in the country.
10. We lived in rented ____________ before buying this house.
VIII. Complete the sentences with the words in the box.
slums 
malnutrition 
hunger 
living standards 
poverty
spacious 
flea market 
explosion 
overpopulation 
density
The government has had to take measures to stop the population____________.
2. There has been a shortage of food for a long time because of failure of crops and people are suffering from ____________
3. ____________ is one of the country’s most pressing social problems.
4. There are millions of people in that African country who are living in__________ because they have no jobs.
5. She was brought up in the ____________ of Dharavi.
6. The hotel rooms are ____________ and comfortable.
7. In Africa many people die of ____________ each year.
8. Hong Kong has a high population ____________ over six thousands/ km2.
9. The ____________ in many developing countries is low.
10. A ____________ is an outdoor market that sells second-hand goods at low prices.
IX. Fill in each blank with the correct word: more, fewer or less.
1. Susan has ____________ homework than Mary, so Mary has to work harder than Susan.
2. The new law limits smoking in public. There are _________ places where people can smoke.
3. This factory has ____________ workers than that one, so it needs more.
4. There are ____________ cars in the street at this time. The traffic is so heavy.
5. Class 7A has 40 students, and Class 7C has only 36 students. Class 7A has ____________ students than Class 7B.
6. ____________ fruits are now in season in the south. There are plenty of fruits now.
7. Farmers have ____________ time off than workers. Farmers work harder than workers.
8. The weather in winter is worse than that in summer. People get ____________ colds in summer than in winter.
9. I think we don’t have many public holidays. We ought to have ____________.
10. We are lucky. We work ____________ hours than any workers.
X. Put a tag question at the end of the sentences
1. In big cities, life can become very difficult and unpleasant, ____________?
2. The world will soon become overpopulated, ____________?
3. You haven’t gone to Rio de Janeiro, ____________?
4. They didn’t like the film, ____________?
5. Jeju Island looks very peaceful, ____________?
6. We don’t have to go yet, ____________?
7. You don’t like pollution, ____________?
8. I think a megacity is a very large city with big population, ____________?
9. You won’t tell anyone, ____________?
10. The number of English speakers is increasing very quickly, ____________?
11. You need an English – Vietnamese dictionary, ____________?
12. You have never watched any films made in Bollywood, ____________?
13. You’re waiting for your letter, ____________?
14. We had a good time, ____________?
15. Some people commit crime when they have no money and no food, ____________?
16. You enjoy living in a peaceful neighbourhood, ____________?
17. It’s hot today, ____________?
18. The factory will bring more jobs to local people, ____________?
19. You forgot to bring your textbooks this morning, ____________?
20. The idea can change the solution, ____________?
XI. Rewrite the sentences, beginning as shown, so that the meaning stays the same.
1. You forgot to turn off the TV last night, didn’t you?
-> You didn’t remember __________________________________________
2. I think you should go to work by bike.
-> Why don’t ___________________________________________________
3. Mr Long lived in the countryside when he was a child.
Mr Long used ________________________________________________
4. We will plant more trees along this street.
-> More trees __________________________________________________
5. Is pollution the most serious problem?
-> Pollution is __________________________________________________