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Although the world’s energy resources have taken many millions of years to produce, we are quickly beginning to exhaust these supplies.. Recently a UN committee reported that the world[r]

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ONLINE PRACTICE ENGLISH 9 UNIT 7: SAVING ENERGY

I VOCABULARY:

1 Enormous adj To lớn,khổnglô 28 Account for v Chiếm

2 Reduce v Cắtgiảm 29 Replace v Thaythế

3 Amount (of) n Số lượng 30 Bulb n Bóngđèntròn

4 Plumber n Thợ sửaốngnước 31 Energy-saving adj Tiếtkiệm NL

5 Crack n Vếtnứt 32 Standard n Tiêuchuẩn

6 Pipe n Ốngnước 33 Therefore, adv Do đó,vìthế

7 waste V /n Lãngphí,chấtthải 34 However, adv Tuynhiên

8 Dripping faucet

n Vòinướcnhỏ giọt 35 Europe (n)->european (adj)

n,ad j

ChâuÂu

9 Turn on/off v Mở/ tắt 36 Scheme n Kế hoạch

10 Turn up/down V Vặnlớn/nhỏ 37 Tumble dryer n Máysấy

11 Swich on/off V Mở/tắt 38 Efficiency n Hiệu quả

12 Source of power

n Nguônnănglượn

g

39 Compare (with) v So sánhvới 13 Solar energy adj,

n

Năng lg mặttrời 40 Appliance n Thiết bi 14 Nuclear power adj,

n

Năng lg hạtnhân 41 Category n Loại

15 Coal n Than 42 Ultimately adv Cuốicùng

16 earth n Tráiđất 43 Innovation n Cảitiến

17 Solar panel adj, n

Tấm pin mặttrời 44 Conserve v Bảotôn

18 Roof n Máinha 45 Preserve v Bảotôn

19 heat v Lamnóng,sửơiấ

m

46 Shortage n Cạnkiệt

20 Luxury n Xa xi 47 Decade n Thậpky

21 Company n Công ty 48 Unused clothes n Quầnáodùngrô

i

22 Realize v Nhận 49 Raise money V,n Gây qui

23 Consumer n Ngườitiêudùng 50 Elderly people n Ngườigia

24 Product n Sảnphẩm 51 War invalid n Thươngbinh

25 Percent n Phầntrăm 52 chore n Việcvặt

26 Household n/ad

j

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27 Not only… but also

conj Ko những…ma còn

54 Look after = take care of

v Chămsóc

II GRAMMAR:

1 CONNECTIVES:

and,but,because,or,so,therefore,however,moreover 2 PHRASAL VERBS :

Cụm động từ (phrasal verb) hay còn gọi la động từ có hai từ trở lên la kết hợp động từ với trạng từ hoặc giới từ

ex: give up (từ bỏ), sit down (ngôi xuống), look after (chăm sóc), come in (đi vao), go on (tiếp tục),put on (mặc vao), …

3 MAKE SUGGESTIONS: Suggest + V-ing

Suggest (that) + S + should + V (bare) III PRACTICE

TEST 1

Choose the correct word or phrase to fill in the blank ( 2pts)

1 Who is going to look after your children when you are at work ?

A help B make C take care of D search

2 I suggest _ a taxi

A take B taking C to take D should take

3 Are there any _ in the pipes ?

A labels B bags C cracks D posters

4 It rained heavily _ , we cancelled the trip

A So B Therefore C But D However

5 If we _ wasting electricity, we will have to pay a lot next month

A go on B come on C turn on D put on

6 We should energy because our resource won’t stay in use permanently

A soften B dissolve C heat D save

7 Solar can be obtained in tropical countries since the sun shines nearly every day of the year

A energy B energetic C electric D electricity

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9 Look at the sign and choose : A Throw the paper away the basket B Use some paper and a basket together C Put trash into the basket

D Don’t use black paper

10 Look at the sign and choose :

A Turn on lights when you don’t use for work

B Turn off lights when you are not in use C Turn up lights before you enter the room

D Turn down lights after you are in inside Supply the correct form of the words (1,5pts)

11 People must learn about keeping the environment _ (pollute) 12 As a sporty student, Ba is an boy (energy) 13 Gas and oil always increases in the cold weather ( consume)

14 There are many volunteer _ clearing up the beach now.( conserve ) 15 It is that our environment is more and more polluted ( disappoint ) 16 Now most of people know that is causing global warming

(deforest)

Read the passage, then decide if the statements that follow it are True or False: (1.5pts)

We are slowly (17) _ the earth The seas and rivers are (18) _ dirty to swim in There is so much smoke in the air that it is (19) to live in many of the world's cities In one well-known city, for example, (20)

fume from cars pollute the air so much that traffic policemen have to wear oxygen masks

We have cut down so many trees that there are now vast areas of wasteland all over the world As a result, farmers in part of Africa can't grow (7) to eat In certain countries in Asia there is too little rice Moreover, we not take enough care of the countryside Wild animals are quickly (8) _

17 A destroy B destroyed C destroying D to destroy

18 A so B enough C very D too

19 A healthy B unhealthy C healthful D healthily 20 A pleased B chemical C exhausted D clean

21 A much B many C enough D a lot

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Although the world’s energy resources have taken many millions of years to produce, we are quickly beginning to exhaust these supplies Recently a UN committee reported that the world’s oil and gas supplies would last about 100 years if used carefully The report stated that there would be enough oil and gas for a century only if the present demand could be controlled If the demand continued to grow, the report said that fuel supplies would last for less than forty years According to the report, government must now take steps to control the amounts of fossil fuel that are used

23 It has taken a million years to produce the world’s energy resources

24 We will have enough oil and gas for a century in the condition that we use it carefully

25 The warnings about the energy come from a UN committee

26 According to this report, everyone needs to control the use of energy Read the passage again and choose the best answer ( 0.5pt)

27 The word “ quickly” in line is nearest meaning to

A complicatedly B safely C dangerously D increasingly

28 The main idea of this paragraph is _

A The natural resources B Our energy C The effective supplies D Pollutants Rearrange the word given in the correct order ( pt )

29 I’m / you stepped / disappointed that / and spoiled / my young grass // ……… 30 the solar energy / Although / we shouldn’t overuse our energy / is available around us, //

……… Sentence Transformation (2,5pts)

31.Reduce the use of energy or you’ll pay more for it

 If

32.Why don’t you put an advertisement in the local newspaper, Mr Khoi ?

 We suggested that

33.It was a hot day, so we went for a swim in the river

 We went _

34.He left his job to take care of his sick daughter

 He left his job to look _

TEST 2

Choose the best answer : ( 3.0 pts)

1 I think we shouldn’t throw trash the water

A with B over C away D.in

2.What about using public buses motorbike?

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A help B helped C to help D helping When is the coming to mend the burst pipe?

A electrician B poet C plumber D preservationist

5.You should minimize your water in use

A talk about B come from C turn on D cut down 6.We have to stay at home _ it is raining heavily

A but B however C therefore D because

7 Don’t be frightened! The snake is not _

A poisonous B guilty C direct D viable

8 Everyone must take part in preventing

A foams B forestation C deforestation D natural resources The woman said she was sad that some tourists this area

A avoided B wandered C spoiled D wrapped

10.The streams will be covered _ foam

A about B with C for D from

11.Look at the sign and choose : A Turn on lights when not being in use

B Turn off lights when you are not in use

C Turn up lights before you enter the room

D Turn down lights after you are in inside

12.What does this sign mean?

A You should put rubbish into the bin B You don’t need to put rubbish into the bin

C Don’t throw anything D Please don’t litter

1 _ 2. _ _ 4. _ _ 7. _ 9. 10 _ 11 12 Choose the word or phrase that best fits the blank space in the following passage

(1,5 pt s )

The water pollution problem

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You can help:

-Never throw rubbish away anyhow Always look (16) _ the correct waste bin -Use water (17) _ Do not keep the tap running when not in use

-(18) _ throw chemical, oil, paint and medicine down the sink

13 a and b but c or d however

14 a country b countries c.city d capital 15 a polluted b pollutant c pollution d pollute

16 a up b after c at d for

17 a careful b wisely c helpful d clean 18 a Do b Don’t c Did d Didn’t

13 _14 15 16. _17 18

Read the following passage and decide whether the sentences below are TRUE or FALSE (1.5pts )

The Earth’s natural resources include air, water, soil, mineral, fuel, plants, and animals We need to conserve our natural resources wisely.You know that all of them are valuable natural resources.Then why should we use our natural resources carefully?

We mine millions of tons of coal every year.We use millions of barrels of oil,we cut down thousands of acres of forests.But the earth only has a limited amount of these natural resources.Coal and oil were formed thousands of years ago,and the supply is gradually running out That’s why we must save our natural resources as carefully and wisely as we can.We must make them last as long as possible

Conservation is the practice of caring for these resources so all living things can benefit from them now and in the future

19 Natural resources are limitless

20 Our supplies of fuel are exhausted gradually

21 We want our natural resources to run out so we use them carelessly 22 Using our natural resources wisely is conservation

Read the passage again and choose the best answer 23 What does the passage tell us about :

A Humans must conserve natural resources B Natural resources are valuable

C The Earth supplies all mineral

D All living things can benefit from the future

24 The word “conservation” in line is nearest in meaning to A.reputation B population C consolidation D preservation 19 _ 20 _21 _ 22. _ 23 24 Supply the correct form of the word in the blanks (1.5pts)

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27.VinFast will introduce cars and buses in Vietnam (electricity)

28. _is a new idea in form of device or method (innovate) 29.The pesticides used on many farms are _the water supply (pollute) 30 He left early to avoid ( disappoint)

Rearrange the sentences from the cues given (0.5 pt)

31 energy-saving bulbs /We can reduce /by using / the electricity consumption 32 and pesticides /Too many fertilizers / to the soil /are damaging/

_ Rewrite the second sentences so that it has a similar meaning to the 1st sentence

(2pts)

33 The matter is very difficult so I can’t explain

-> Because 34 The principal encouraged our students to study hard

-> The principal suggested our _ 35 She didn’t finish her work yesterday because of her laziness

-> As 36 Practice sports or you will be sick easily

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