Ôn tập môn Tiếng Anh Lớp 9 - Unit 7: Saving energy

UNIT 7: SAVING ENERGY
1.    energy
N
Năng lƣợng
2.    recent
Adj
Gần đây
18.  household
N
Hộ gia đình
-> recently
Adv
Gần đây, mới đây
19.  account for st
V
Chiếm, là nguyên nhân của (gì)
3.    bill
N
Hóa đơn thanh toán
20.  bulb
N
Bóng đèn tròn
4.    enormous
Adj
Rất, vô cùng
21.  standard
Adj
Chuẩn, phù hợp với tiêu chuẩn
-> enormously
Adv
Rất, vô cùng
-> standard
N
Chuẩn, tiêu chuẩn
5.    plumber
N
Thợ sửa ống nƣớc
22.  scheme
N
Kế hoạch, âm mƣu
6.    crack
N
Vết nứt, vết rạn
-> to scheme
V
Lập kế hoạch, âm mƣu
-> to crack
V
Làm nứt
23.  to label
V
Dán nhãn
7.    pipe
N
Ong nƣớc
-> label
N
Nhãn, nhãn hiệu
8.    to drip
V
Nhỏ giọt, chảy nhỏ giọt
24.  tumble dryer
N
Máy sấy quần áo
-> dripping
N
Vòi rỉ nƣớc
25.  efficient
Adj
Có năng suất, có hiệu quả
9.    to waste
V
Lãng phí, uổng phí
-> efficiency
N
Tính hiệu quả
10.  solar
Adj
Thuộc mặt trời
-> efficiently
Adv
Một cách hiệu quả
-> solar energy
N
Năng lƣợng mặt trời
26.  to compare
V
So sánh
11.  nuclear
Adj
Thuộc hạt nhân
-> comparison
N
Sự so sánh
-> nuclear power
N
Năng lƣợng hạt nhân
27.  category
N
Loại, hạng
12.  source
N
Nguồn
28.  ultimately
Adv
Cuối cùng, rốt cục
-> a source of power
N
Nguồn năng lƣợng
-> ultimate
Adj
Cuối cùng, sau cùng
-> a power source
N
Nguồn năng lƣợng
29.  innovation
N
Sự đổi mới, sự cách tân
13.  to intaall
V
Lắp đặt, cài đặt
30.  to sum up
V
Tóm tắt, tổng kết
-> installation
N
Việc lắp đặt
31.  solid
Adj
Rắn, ở thể rắn
14.  resource
N
Nguồn, nguồn lực
32.  separate
Adj
Riêng, riêng biệt, khác nhau
-> resources
N
Tài nguyên
-> to separate
V
Tách ra, chia ra
-> natural resources
N
Tài nguyên thiên nhiên
33.  to draft
V
Viết nháp, vẽ phát thảo
15.  luxury
N
Vật xa xỉ, đồ xa xỉ
-> draft
N
Bản nháp, bản phát thảo
16.  consumer
N
Ngƣời tiêu thụ, ngƣời tiêu dùng
-> to consume
V
Dùng, tiêu thụ
17.  effectively
Adv
Một cách có hiệu quả
-> effective
Adj
Có hiệu quả

UNIT 7: SAVING ENERGY
electric (adj): có điện
electrical (adj): thuộc về điện
electricity (n): điện
electrician (n): thợ điện
power (n): năng lượng, sức mạnh
powerful (adj): hùng mạnh
powerfully (adv)
empower (v): ủy quyền
cloud (n): mây → cloudy (adj): có mây
cloudless (adj.): không mây
sun (n): mặt trời → sunny (adj): có nắng
sun (n): mặt trời → solar (adj): thuộc mặt trời
fog (n): sương mù → foggy (adj): có sương mù
wind (n): gió → windy (adj): có gió
snow (n): tuyết → snowy (adj): có tuyết
rain (n,v): mưa → rainy (adj): có mưa
install (v): lắp đặt, cài đặt
installation (n): sự lắp đặt
necessary (adj): cần thiết
necessarily (adv): nhất thiết
necessity (n): thứ thiết yếu
unnecessary (adj): không cần thiết
unnecessarily (adv): không nhất thiết
produce (v): sản xuất
producer (n): nhà sản xuất
production (n): sự sản xuất
product (n): sản phẩm
productive (adj): có năng xuất
consume (v): tiêu thụ
consumption (n): sự tiêu thụ
consumer (n): người tiêu dùng
time-consuming (adj): tốn thời gian
effect (n): hiệu ứng, hiệu quả
effective (adj): có hiệu quả
effectively (adv): có hiệu quả
ineffective (adj): không có hiệu quả
ineffectively (adv)
effectiveness (n): tính hiệu quả
Efficient (adj): hiệu quả, có năng xuất
inefficient (adj): không hiệu quả
efficiently (adv): có hiệu quả
inefficiently (adv): không hiệu quả
efficiency (n): năng xuất, việc làm có hiệu quả
inefficiency (n): việc làm không có hiệu quả
ultimate (adj): cuối cùng
ultimately (adv)
innovate (v): có sáng kiến
innovative (adj): sáng tạo
innovation (n): sáng kiến
innovator (n): người cải cách
conclude (v): kết luận
conclusion (n): cái kết, kết luận
In conclusion: kết luận lại
regular (adj): thường xuyên
regularly (adv)
Exercise:
We are looking forward to the latest  in computer technology. (innovate)
, you will have to make the decision yourself. (ultimate) 
Fuel  can be cut down by having fewer cars on the roads. (consume)
Let’s have an  mend the iron. (electric)
Like beverage cans and bottle, this . can be recycled. (produce)
She is said to be . She’s not relied on to do her job properly. (efficiently)
The sky is clear – it’s . (cloud)
Areas around HCM City can expect  during the day. (cloudy)
In ., secondary school students should wear uniform. (conclude)
The opposite of “production” is  (consume)
 is the mother of invention.(need)
Fresh air is very  to our health.	(benefit)
All corners in Vietnam have been _______________ recently. (electricity)
We are looking forward to the latest ______________ in the computer technology. (innovate)
The tablets work more ________________ if you take a hot drink after them. (efficiency)
Your electricity bill can be greatly _______________ by using low-energy heaters. (reduction)
________________, our environment must be protected. (ultimate)
In Sweden, most of the houses will be _____________ by __________ energy soon. (hot / sun)
The ______________ resorts are empty in winter. (coast)
If you are a good student, you must know how to study . (effective)
America  more cars this year than last year. (productive)
Toys are  for the mental . of children. (necessity / grow)
He turned off the  when he went out of the house. (electric)
The remote area of our country were all .. many years ago. (electricity)
TEST 1 UNIT 7
I. Choose the word or phrase (A,B,C or D) that best fits the blank space in each sentence. (2,5ms)
1. Without ________, natural resources will be used up within a hundred years.
A. preservation 	B. maintenance 	C. conservation D. protection 
2. We are running out of petrol , so we’ll have to stop ________ at the next filling station.
A. over 	B. off 	C. by 	 D. in
3. “ Would you like something to drink?”-“________. I’m thirsty.”
A. Yes ,I would B. No , thanks C. Yes, please D. Certainly
4.My family have lived in this town ________ 1989.
A. in	B. from 	C. for 	 D. since
5. “ May I go out for just a while ?” _ “________.”
A. It’s a nice day	B. That’ great	C. Go ahead 	 D. Yes, you could 
6. Everywhen we have a dialogue, the English teacher often asks us to play a/an ________ and read it before class.
A. game	B. soccer	C. role	 D. instrument
 7. We apologize for the loss of ________ in certain areas. 
A. rubbish B. energy C. trash 	 D.vision
8. He has just given me advice ________ how to save water.
 A. in 	B. on 	 C. at 	 D. about
9. Nga is very tired. ________, she has to finish her assignments.
A. Therefore	 B. However	 C. But D. Because
10. I had my sister ________ the dishes last night. 
A. wash 	B. washes C. washed	 D. washing
 11/ This sign means:
 A. School ahead	 C. Pedestrian prohibited
 B. No standing	 D. Pedestrian crossing
12/ This sign means:
 A. Move on	 	C. No standing
 	B. No parking	 	D. B&C are correct.
III. Use the correct form of the word given in each sentence. (1,5m)
13. ________ have increased since we reduced the price of tickets. 	(attend)	 
14. Here is the weather forecast for tomorrow . Ha noi will be clear and ________ . 	(cloud) 
15. How much energy ________ does each model have ? 	(efficient)
 16. In my opinion, nowadays people ________ won’t stop watching films at theater. 	(define) 
17.This is machine for the ________ wine bottles. 	(label) 
18. Are you ________ of the dangers of your position? 	(sense) 	
IV. Reading comprehension (1,5m)
In Western countries, electricity , gas and water are not luxuries but necessities . Companies now realize that consumers want products that will not only work effectively, but also save money .
 For most North American households , lighting accounts for 10 percent of the electricity bill .However , this amount can be reduced by replacing an ordinary 100- watt light bulb with an energy saving bulb. These bulbs use a quarter of the electricity of standard bulbs and last eight times longer . Therefore, consumers can save about US$ 7 to US $ 21 per bulb. 
A. Write True or False for the following statements.
19. Only electricity is necessity for everyone.
20. Consumers want products that will not work effectively , but also save money. 
21. If we replace an ordinary 100 watt light bulb with an energy saving bulb , we’ll reduce the amount of lighting we use.
22. Consumers can save a lot of money from using energy saving bulbs. 
23. What is the main topic of the passage? 
A. It is about gas.	B. It is about saving electricity and money.
C. It is about water. 	D. It is about electricity. 
24. What does the word “These” in the sixth line refer to?
A. 100- watt light	B. companies
C. households	D. energy- saving 
V. Choose the word (A, B, C or D) that best fits the blank space in the following passage. (1,5m)
Every day, in homes all over the world, people waste huge (25)________ of energy and water. Hong Kong is estimated to waste about $ 5 billion worth of energy a year. This is due to their bad habits .For example, leaving lights, air- conditioners and television on when no one is in the room (26)________ for wasteful energy consumption. Using too much water, or not (27)________ dripping taps , also contributes to the problem. Most people do not realize (28)________ saving energy in the home will actually save them money. If people use (29)________energy, gas and electricity bills will become lower. Most of the ways we can use to decrease energy consumption in the home are very simple. The most obvious one is (30)________ household appliances when they are not in use.
25. A. numbers	B. sums	C. amounts 	D. qualities 
26. A. explains 	 	B. accounts	C. provides 	D. cares 
27. A. closing 	B. reducing	C. fixing 	D. breaking
28. A. which 	B. there 	C. whether	D. that 
29. A. lower	B. fewer	C. more	D. less 	
30. A. turn off 	B. turn on 	C. break down 	D. break up
VI. Rearranging the words or phrases to make a complete sentence. (0,5m)
31.of power/ be / can /an effective source / The sun
32. money / conserve /will save / These innovations /the Earth’s resources / as well as	
Answer:	31. ____________________________________________________________________
32. ____________________________________________________________________
VII. Rewrite the second sentence so that it has a similar meaning to the first sentence. (2ms)
33. Save money to the poor.
	 I suggest that we ______________________________________________________
34. “Why don’t you get a plumber to find out cracks in the pipes?”
Mrs. Mi suggests that cracks ____________________________________________
 35.We decided to postpone our camping because it was raining.
 It was ______________________________________________________________
36. I told them not to cross the park at night.
I warned ____________________________________________________________
The end of the test
TEST 2 UNIT 7
I. Choose the word or phrase (A,B,C or D) that best fits the blank space in each sentence. (2,5ms)
1. Lam studies every subject very hard. _______, she won her school’s Best Student Prize this year.
A. So 	B. Because 	C. However 	 D. Therefore
2. I suggest _______ sheets with single printed page for drafting.
A. keep 	B. to keep 	C. keeping 	 D. kept
3. Solar energy can help people _______ the earth’s resources.
A. protect 	B. conserve C. consume 	 D. profit
4. Can you ________ this shower ? It doesn’t work properly.
A. set	B. install	C. fix	 D. turn off
5. A new phone line was _______ in the apartment last week.
A. reduced	B. saved 	C. compared	 D. installed 
6. Computers accounts ______ 5% of the country’s commercial electricity consumption. 
A. to	B. for	C. in	 D. at
7. In order to save electricity, you should use ______ bulbs .
A. energy- saving B. saving-energy C. energy- saved D. saved- energy
8. Soyinka has played an active _______ in Nigeria’s political history.
 A. role 	B. importance C. change 	 D. field
9. We must not laugh at the romantic _______ of youth. 
A. react 	B. breathe 	C. visions D. success 
10. _______ some computer games ? 
A. Shall we playing 	B. Why don’t we playing 	
C. How about playing 	D. Why not playing
	11/ . 
A. no parking B. no vechicles C. crossroads ahead D. no opposite direction 
12/ 
A. No entry B. No waiting C. No parking D. No U-turn
III. Use the correct form of the word given in each sentence. (1,5m)
13. What the teacher does first is to check ______ of the students. 	(attend)
14. We’ve just been shown another example of ______ killing and violence. 	(sense) 
15. Have you sent the _______________ form to that company? 	(apply)
 16. The outdoor center organizes lots of ______ activities for the kids like cycling. 	(energy)
17. Gas and oil ___________________ always increases in cold weather. 	(consume) 
18. _____________ , you’ll have to make the decision yourself. 	(Ultimate)	
IV. Reading comprehension (1,5m)
These days , it seems like everyone is worried about how the world will meet its energy demands when we have no out of oil and natural gas. Scientists and researchers are investigating such power sources as solar energy, wind energy, and even energy from hot rocks beneath the earth’s surface. However, there is no energy source that I believe should not be developed any further- that is nuclear power . In fact, I think we should stop using it as soon as possible. Even though it provides the world with a source of electricity , nuclear power is not a good energy source because it is too expensive., the materials used in power plants are not safe, and there is a great possibility of accidents. 
A. Write True or False for the following statements.
19. According to the passage, nowadays people are worried about finding a new source energy.
20. Scientists and researchers think natural gas is the most suitable for future use.
21. Nuclear power provides electricity for people , but it’s not a perfect energy source.
22. According to the author, materials used in the power plants may cause accidents.
B. Choose the most suitable item.
23. What does the word “ it” in line 5 refer to ? 
A. nuclear power	B. solar energy 	C. power plants	D. energy from hot rocks
24. What is the main idea of this passage?
A. We should not develop . nuclear power	
B. This good energy source is very expensive.
C. Solar energy is a good energy source.	
D. Energy from hot rocks beneath the earth’s surface is being used.
V. Choose the word (A, B, C or D) that best fits the blank space in the following passage. (1,5m)
About twenty percent of the world’s present energy comes from the sun in one form or another. Special devices have already been made available to (25) ___________ on the roofs of houses and flats to catch the sun’s rays and thus heat water. Thousands ( 26) _______ these devices are now being used to provide energy in homes throughout the United States while more (27) ________ a million solar water- heating units have already been built in homes in Japan. Other purposes for which (28) _____________ energy is, at present , being used include the separation of salt from seawater, irritation and sewage disposal.
For most people in ( 29) ____________ countries , the need is not for air-conditioners or central heating but for cheap (30)______ of cooking food, drying crops , and lighting houses. 
25. A. put	B. locate	C. fit	D. fix
26. A. in	B. with	C. on	D. of
27. A. than 	B. of	C. through	D. over
28. A. sun	B. sky 	C. space	D. solar
29. A. develop	B. developing	C. develops	D. to develop	
30. A. manners	B. ways	C. models	D. types
VI. Rearranging the words or phrases to make a complete sentence. (0,5m)
31. consumes / Taking a bath / as much water as / twice/ taking a shower
 32. in the world / Lots of / are using/ countries / solar energy
Answer	31. ________________________________________________
32. ________________________________________________
VII. Rewrite the second sentence so that it has a similar meaning to the first sentence. (2ms)
33. He is not rich , but he’s very generous with his money. 
 Even though ________________________________________________
34. Despite passing the exam , she didn’t feel satisfied.
 Although she _______________________________________________
35. Chemical wastes from factories pollute the rivers in this region.
 The rivers in this region ______________________________________
36. How about collecting these waste things for recycling?
 I suggested that these waste things _____________________________
Answer	33. ____________________________________________________
34. _____________________________________________________
35. _____________________________________________________
36. _____________________________________________________
The end of the test