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1. If the...........continues, what will happen ?
A. pollution B. environment C. shore D. ocean
2. let’s go out..............dinner
B. for D. with A. to C. have
3. The TV is too loud. Can you turn.....?
C. down A. on B. off D. up
4. I lost my pen. I have looked.. . ....it for all morning.
A. at C. for B. to D. after
5. She is tired; ............., she has to finish her homework
A. so B. however C. and D. because
6. Nowadays, everyone is interested in............energy.
A. saving C. to save B. saved D. saves
7. Would you like coffee .............tea?- Tea, please..
A. and C. but B. or D. with
8. this month, the water..........of my family is enormous. We had to pay 300.000 dong
B. amount C. faucet D. receipt A.bill

1. Can you turn ________the light? -It’s too dark.
A. on B. off C. in D. for 2.
I suggest ________showers instead of taking a bath.
A. take B. taking C. to take D. to taking
3. - What are you looking ________? - My picture book.
I’ve lost it. A. on B. off C. in D. for
4. A new air-conditioner will be ________tomorrow morning.
A. to install B. installed C. installing D. install
5. Scientists are looking for an ________way to reduce energy consumption.
A. effect B. effection C. effective D. effectively
6. They are completely short of water now. A number of people have died because of this ________.
A. shortage B. short C. shorten D. shortly
7. If you want to save money, you should ________the amount of water your family uses.
A. increase B. reduce C. adapt D. repair
8. In order to save electricity, an ordinary 100-watt light bulb can be replaced by a(n) ________.
A. energy-saving bulb B. energy-save bulb C. saving energy bulb D. save-energy bulb
9. You should get a (n)________to make sure there are no cracks in the pipes.
A. plumber B. mechanic C. electrician D. consumer
10. ________take the train instead of the bus? It’s faster and cheaper.
A. Why not B. Why don’t C. How about D. Let’s
11. If we ________less paper, we ________the number of trees in the forests.
A. used/ will save B. use/ can save C. can use/ save D. use/ can
12. She won’t take all the suitcases ________she likes to travel light.
A. so B. but C. because D. therefore
13. She is very tired; ________, she has to finish her homework.
A. moreover B. so C. and D. however
14. - Is he an actor ________a singer? - An actor
A. and B. or C. with D. so
15. He was tired, ________he took a rest before continuing the work.
A. so B. and C. but D. if 16.
Who looks ________your children when you are away from home?
. for B. at C. after D. to
17. Why doesn’t she go ________with her university study?
A. in B. at C. to D. on
18. After coming home, she cleaned the floor ________cooked dinner. A. but B. however C. moreover D. and
19. They didn’t understand the matter ________she didn’t ask for help. A. but B. however C. moreover D. and
20. How about ________posters on energy saving and hanging them around our school?
A. make B. making C. to make D. to making

1. You should ( reduce / recycle / reuse ) the amount of water by taking showers
2. If I don’t fix the faucets , It ( waste / wasted / will waste ) hundreds of liters of water a month
3. William suggested ( stay / staying / to stay ) at home for a change
4. ( Electrician / Plumber / Scientists ) is a person who installs and repairs water pipes
5. We should take a shower instead of a bath to save ( energy / time / environment )
6. I feel ( disappointing / disappointed / disappointment ) that people have spoiled this area
7. You should get a ( painter / worker / plumber ) to fix the pipes .
8. I suggest he (should go / goes / going ) to the cinema tonight .
9. Are you worried ( at / about / from ) your recent water bill ?
10. Please ( turn on / go on / turn off ) the TV in case nobody watches it .
11. I think you should use public buses ( for / instead of / replacing ) motorbikes
12. This rule is ( twice / twin / two times ) as long as that one
13. What ( happen / happens / will happen ) if you pollute the water ?
14. A ( dripping / driping / dripped ) faucet can waste 500 liters of water a month
15. Don’t ( complain / complaint / complained ) about this and that . No one wants to hear you .
16. Many fish died ( of / about / from ) electric shock waves
17. People spend much money ( on / with / for ) advertising
18. He wanted to replace his old mobile phone (on / with / for ) a new one
19. This building is high compared ( with / to / in ) those in my neighborhood
20. These children used to live in ( luxurious / luxury / luxuriously )
21. He loves her ( and / but / or ) she loves him , ( because / as / so ) they are getting married
22. Mr Jones seems poor ( and / but / because ) he has a lot of money ( and / but / since ) he lives in
a big house.
23. Quynh could go to upper-secondary school without ( take / takes / taking ) the entrance
examination ( and / but / because ) she won the school ‘s Best Student Prize this year
24. The air is polluted ( however / but / as ) there is too much traffic
25. The new appliance does not only work…………… but also saves energy.
A. effect B. effective C. effectively D. effectiveness
26. Who will.......... …… the cat when you are away on business?
A. turn on B. go on C. look after D. wait for
27. Scientists are ………………….. an effective way to reduce energy consumption
A-going on B- looking for C-looking after D-taking care of
28. I suggest ………………. a show to raise money.
A. organize B. organizing C. organizer D. to organize
29. Can you turn …………………………the light? It’s too dark.
A. on B. off C. in D. for
30. In Western countries electricity , gas and water ……necessities
A. was B. has been C. have D. are
31. People like to use energy from _______ such as the sun, the wind or the water
A. natural resources B. natural sources C. planet energy D. world energy
32. Only hard work will save this company _______ bankruptcy.
A. from B. off C. of D. for

1. I am not a rich businessman and I can't afford to buy an expensive card.
---> If ....i were a rich businessman,i could afford to buy an expensive card..................
2. It rained last night so I didn't go to the barbecue.
---> If ...it hadn't rained last night,i would have gone to the barbecue..................
3. My parents do not allow me to go, so I have to stay at home
---> If ...my parents allowed me to go,i wouldn't have to stay at home.................
4. She doesn't pay afftention to her cooking so the food is horribile
---> If ...she paid afftention to her cooking,the food wouldn't be horribile................
5. The weather was very nice so we didn't go camping.
---> If ...the weather hadn't been very nice,we wouldn't have gone camping................
6. The computer broke down and I had to stop my work.
---> If ...the computer hadn't broken down ,i wouldn't have had to stop my work................
7. She loves him so she forgives him easily.
---> If she didn't love him,she wouldn't forgive him easily....................
8. He was energy so I didn't say anything.
---> If he hadn't been energy ,i would have said sth ....................
#Nốt :
* Choose the best answer to complete these following sentences :
1. We decided not to go out for meal .......... we were too tired.
A. but B. because
C. so D. and
2. My shoes are dirty. I'd better tapke thern ............. before I come in.
A. always B. up
C. on D. off
3. If you want to save money, you should ........... he amount of water your family uses.
A. increase B. reduce
C. adapt D. repair
4. Who is going to ............ your children when you're at work.
A. look for B. look up
C. look after D. look out
5. Mary's eyes are weak, ............., she has to wear glasses.
A. but B. however
C. and D. therefore
6. If there is a machanical problem, we suggest ............ the manufactuner directly.
A. contact B. contacting
C. to contact D. be contacted
7. Our energy will soon come to an end If we don't ............. it.
A. use B. save
C. spend D. take
8. The children like to put ...............- nice clothes when they go out.
A. in B. of
C. into D. on
9. I like bananas, ............ my brother doesn't.
A. because B. but
C. and D. even though
10. Please turn ............. the gas. I want to cooking my lunch.
A. over B. on
C. over
11. He is tired ............. he stayed up late watching TV.
A. so B. because
C. but D. and
12. Her parents saw her .............. at the railway station.
A. in B. for
C. up D. off
13. Can you turn ............ the light ? It's too dark.
A. on B. off
C. in D. for
14. What are you looking ........... ? My picture book. It've lost it
A. for B. off
C. in C. on
15. There are ............. saving mothods and inventions to use solar energy.
A. energy B. energize
C. energetic D.energetics
16. I had to pay much money this month for the intermational ....................
A. calls B. calling
C. W call D. called
17. A new air-conditioner will be ............. this morning.
A. installed B. to installl
C. installing
18. Scientists are looking for an .............. why to reduce energy.
A. affpective B. affpection
C. affect D. affectively
=> Xem lại đề ạ :v
19. We can ............. easily in the daylight
A. read B. to read
C. reading D. readed

IV/ WORD FORMS:
1. Water is going all over the floor because of the _________DRIPPING________ faucet. (drip)
2. You can ask that plumber for ________ADVICE__________on how to repair the cracks in the water
pipes. (advise)
3. To keep the air unpolluted, people ought to use________SOLAR___________ energy to create
electricity. (sun)
4. Here is the weather forecast for tomorrow. Ha Noi will be clear and __________CLOUDY_________.(cloud)
5. She is said to be _______EFFICIENT_________. She always does her job well . (efficiency)
6. Can I borrow your ______UNUSED____________dress? It’s been in the wardrobe for show since you bought it. (use)
7. If there is something wrong with the lights, ask an ___________ELECTRICIAN________ to look at it.
(electric)
8. There have been many __________INNOVATIONS__________ in the field of electrical engineering.
(innovate)
9. The high cost of heating and __________LIGHTING____________ prevents us from wasting electricity.
(light)
10. We must learn to save _______NATURAL________ resources or life will be very bad for the future
generation. (nature)
11. In a few years’ time, our houses will be________HEATED________ by solar energy. (hot)
12. ________CONSUMER _______are very demanding. They want products that are both cheap and of good
quality. (consume)
13. It is going to rain and the sky is ________CLOUDY__________ ( cloud ) .
14. He often has improvements in industry . He is an _________INNOVATOR______ (innovate)
15. Jogging is a very __________ENERGETIC______________ form of exercise ( energy )

Choose the best option to complete each of the following sentences.
1. Can you turn ________the light? -It’s too dark.
A. on B. off C. in D. for
2. I suggest ________showers instead of taking a bath.
A. take B. taking C. to take D. to taking
3. - What are you looking ________? - My picture book. I’ve lost it.
A. on B. off C. in D. for
4. A new air-conditioner will be ________tomorrow morning.
A. to install B. installed C. installing D. install
5. Scientists are looking for an ________way to reduce energy consumption.
A. effect B. effection C. effective D. effectively
6. They are completely short of water now. A number of people have died because of this ________.
A. shortage B. short C. shorten D. shortly
7. If you want to save money, you should ________the amount of water your family uses.
A. increase B. reduce C. adapt D. repair
8. In order to save electricity, an ordinary 100-watt light bulb can be replaced by a(n) ________.
A. energy-saving bulb B. energy-save bulb C. saving energy bulb D. save-energy bulb
9. You should get a (n)________to make sure there are no cracks in the pipes.
A. plumber B. mechanic C. electrician D. consumer
10. ________take the train instead of the bus? It’s faster and cheaper.
A. Why not B. Why don’t C. How about D. Let’s
11. If we ________less paper, we ________the number of trees in the forests.
A. used/ will save B. use/ can save C. can use/ save D. use/ can
12. She won’t take all the suitcases ________she likes to travel light.
A. so B. but C. because D. therefore
13. She is very tired; ________, she has to finish her homework.
A. moreover B. so C. and D. however
14. - Is he an actor ________a singer? - An actor
A. and B. or C. with D. so
15. He was tired, ________he took a rest before continuing the work.
A. so B. and C. but D. if
16. Who looks ________your children when you are away from home?
A. for B. at C. after D. to
17. Why doesn’t she go ________with her university study?
A. in B. at C. to D. on
18. After coming home, she cleaned the floor ________cooked dinner.
A. but B. however C. moreover D. and
19. They didn’t understand the matter ________she didn’t ask for help.
A. but B. however C. moreover D. and
20. How about ________posters on energy saving and hanging them around our school?
A. make B. making C. to make D. to making

Choose the word or phrase (a, b, c or d) that best fits the blank space in each sentence or substitutes for the underlined words or phrases.
1 My shoes are dirty. I'd better take them ...........before I come in. a. away b. up c. on d.off
2. I can't hear the radio. Could you turn it.............a little?
a. up b. down c. on d.off
3. Never put.............. till tomorrow what you can do today
c. back a. off b. over d. away
4. If you want to save money, you should...........the amount of water your family uses.
a. increase b. reduce c. adapt d. repair
5. In order to save electricity, an ordinary 100-watt light bulb can be replaced by.............
a. an energy-saving bulb c. a saving energy bulb b. an energy-save bulb d. a save-energy bulb
6. Who is going to look after your children when you're at work? a.soarch b.regard c.take care d. help
7. Mary's eyes are weak,............, she has to wear glasses a. but b.however c.and d.therefore
8. An enormous amount of money has been wašted on this project a .very important b.very large c. very small d. very limited
9. We'd better get..............to check the wiring before we start decorating.
a. a plumber b. a mechanic c an electrician d a consumer .
10. take the train instead of the bus? It's faster .a. Why not b. Why don't we. c. How about d .lets
4. A …………..faucet can waste a lot of water a month.
A. running B. dripping C. cutting D. dropping
5. Energy can be collected by solar …………….on cloudy days.
A boards B panels C bars D sheets
6. All the houses in our villages will be ……………..by the solar energy.
A heated B spoiled C frozen D widened
7. In my family, lighting accounts ………..20% of the electricity bill.
A. of B. to C.in D for
8. In order to save electricity, an ordinary 100-watt light bulb can be replaced by a(an)…..... bulb.
A. energy-saving B energy-save C saving-energy D save-energy
9. Paul isn’t going to the concert ………………the tickets are too expensive.
A though B however C because D and
10. Nga is very tired. …………., she has to finish her homework before she goes to bed.
A Though B Because C Therefore D However
11. “My father couldn’t fix the TV set”. “....................send for a repairman?”
A. Let’s B. What about C. Why don’t you D. I suggest
12. An enormous amount of money has been waste in this project.
A. very important B. very large C. very small D. very limited
13. Ultimately, you ‘ll have to make the decision yourself.
A. Consequently B. Basically C. Generally D. Finally.
14. .................can be cheap, clean, effective source of power that doesn’t cause pollution.
A. Nuclear B. Gas C. Solar energy D. Coal
15. Nga failed her English exam. .................., she had to do it again.
A. Because B. But C. Therefore D. However