1. What should we do to ___ electricity?

A cut b take c save d waste

2. we should use ___ light bulbs in our homes.

a low energy

b little energy

c a bit enery

d efficient

3. In my opinion, nuclear power is not only expensive but also ___ to our environment.

A. danger

B. dangerous

C. risk

D. disater

4. Some's carbon ___ is a measurement of the amount of carbon dioxide that their activires produce.

A, effect

B. amount

C. footprint

D. energy

5. Several governments try to ___ the use of fossil fuels.

A. reduce

B. increase

C. waste

D. save

6. we are looking for cheap, clean and ___ sources of energy.

A. effective

B. efficient

C. serious

D. dangerous

7. ___ source of energy is the source that can't be replaced after use

A. renewable

B. natural

C. effective

D. non-renewable

8. ___ wave energy is a source of ___ energy

A. environment friendly

B environmental friendly

C. environmentally friendly

D. environmentally friendliness

Chọn câu trả lời đúng:

1. What should we do to _________ electricity ?

A. cut B. take C. save D. waste

2. Fossil fuels are very common in our society but they _________ the evironment.

A. renew B. provide C. waste D. pollute

3. Wave energy is a source of _________ energy.

A. environment friendly B. environmentally friendly

C. environmental friendly C. environmentally friendliness

4. Biogas is ______ and cheap for cooking and heating.

A. plenty B. abundant C. serious D. expensive

1.

Choose the best answer to complete the sentences
It is a good idea to use ____________ when travelling long distances.

A.
cars
B.
taxis
C.
private cars
D.
public transport

2.
What should we do to ____________ electricity?

A.
cut
B.
take
C.
save
D.
waste

3.
We should use _____________ light bulbs in our homes.

A.
low energy
B.
little energy
C.
a bit energy
D.
efficient

4.
In my opinion, nuclear power is not only expensive but also _________ toour environment.

A.
danger
B.
dangerous
C.
risk
D.
disaster

5.
Someone’s carbon __________ is a measurement of the amount of carbondioxide that their activities produce.

A.
effect
B.
amount
C.
footprint
D.
energy

6.
Several governments try to ____________ the use of fossil fuels.

A.
reduce
B.
increase
C.
waste
D.
save

7.
We are looking for cheap, clean and ____________ sources of energy.

A.
effective
B.
efficient
C.
serious
D.
dangerous

8.
__________ source of energy is the source that can’t be replaced after use.

A.
Renewable
B.
Natural
C.
Effective
D.
Non-renewable

9.
Wave energy is a source of ____________energy.

A.
environment friendly
C.
environmentally friendly

B.
environmental friendly
D.
environmentally friendliness

10. Remember to ____________ the lights before going to bed.
A.
turn
B.
turn off
C.
turn on
D.
stop


II. Change the following sentences in to the Passive Voice.
People will construct more wind turbines in that area to produce electricity. More wind turbines ____________________________________________ 2. With that device people will change the wave energy into electricity. With that device the wave energy _________________________________
III. Use the cues given to write correct sentences. 1. At present/ most/ our electricity/ come/ use/ coal, gas, oil or nuclear power. ........................................................................................................................ 2. Scientists/ try/ find/ other alternative sources/ energy. .......................................................................................................................................................
3. energy / from / sun / be / clean/ cheap / safe /.
......................................................................................................................................................

CHOOSE THE BEST ANSWER(VÌ SAO)

1.I often(do/go/play/make)fishing with my uncle at the weekend.

2.Our hometown is(more/more and more/the most/the more and more)beautiful palace in the world.

3.the atmostphere is getting more(pollute/polluted/polluting/pollution)because there is more smoke from factories and motor engines.

4.(which/where/how/why)is the longest river in the world?I think it's the Nile River.

5.watching too much TV is not good for the health(so/and/but/because)it hurts your eyes.

6.It's cold outside.Remember to(wear/put off/put/get)warm clothes.

7.do you (belong/play/do/going)to any school clubs ,Nam?

8.(How/howlong/how often//how much) are Olympic Games held?

9.do you(take/leave/get/make) your TV on when you are not watching it?

10.What should we do to (cut/take/save/waste)electricity?

11.Someone's carbon(effect/amount/foodprint/energy)is a measurement of the amount of carbon dioxide that their activities produce.

12.(renewable/natural/effective/non-renewable)source of energy is the source that can't be replaced after use.

13.We are looking for cheap,clean and(effective/effecient/serious/dangerous)sources of energy.

14.We should put(solar energy/solar panels/cracks/equipment)on our roof for the heating and hot water.

15.In my opinion,nuclear power is not only expensive but also(danger/dangerous/risk/disaster)to our enviromment.

16.Several goveenments try to(reduce/increase/waste/save)the use of fossil fuels.

17.It is good idea to use(cars/private cars/taxis/public tranport)when travelling long distances.

18.Wave energy is a source of(environment friendly/environmental friendly/environmentally friendly/environmentally friendly /environment friendliness)

19.A hydropower station(was built/were built/will be built/has been built)in the North of the country next year.

20.At this time next year,we(install/installed/will installed/will be installing)a wind turbine in our gadern.

A. Choose the word or phrase(a,b,c or d) that best fits the blank space in each sentence or substitute for the underlined words or phrases
1. For most households,lighting accounts ......10 percent to 15 percent of the electricity bill
a.of b.to c. in d. for
2.Waste paper and bottles are collected .....recycling
a.from b.by c. for d. in
3.If we go ...we asting water,there will be a shortage......fresh water in a few decades
a.on-of b. over-in c. on-on d. for-of
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 (n) ......bulb
a.energy-saving b.energy-save c.saving-energy d.save-energy
6.The average...pays 27p a day in water rates
a.homestead b. housemate c.household d.housekeeper
7.ULTIMATELY ,you ll have to make the decision youreslf
a.Consequently b.Basically c.Generally d.housekeeper
8.An ENORMOUNT amount of money has been waste on this project
a.very important b. very large c. very small d. a cónumer
9.We d better get ...... to check the wiring beforre we start decorating
a.a plumber b. a mechanic c.an electrician d. a consumer
10. ..........take the train instead of the bus ? Its faster
a. Why not b, Why dont c. How about c.Lets
B. Use the correct form of the word given to complete each sentence
11. Many household ........are expensive to run .( apply)
12.New Zealands growwing reputation as a ....... of wine ( produce)
13.We were all impressed by the speed and ...of the new system.(efficient)
14. Many newer cars have a much lower fuel.....(consume)
15. All this proves that the system works..... (effect)
II.
A. Choose the word or phrase(a,b,c or d) that best fits the blank space in each sentence......
1. My shoes are drty ,Id better ...them off before I come in
a.put b.get c.push d. take

VI. Read the passage carefully, then choose the correct answers.
Do you run the faucet while you brush your teeth? Do you know that you are waating the water? Whenever you turn on the faucet, think about how you'd feel if you had to carry that water from a well! Then you'll remember not to run extra water while brushing teeth. Is there littor around your school or at the park? Litter doesn't look nice but some litter can be harmful to other creatures Always put litter in trash cans and be sure lo recycle all the aluminum and steel cans. Look for the triangle at the bottom of plastic containers. If you see the numbers 1 or 2 in the triangle, the plastic item can be recycled
Even something as simple as using bothi side of a piece of paper can help the earth.When you are finished with a school worksheet, use the back of the paper for drawing or feed it back into printer to use for another worksheet. You can save electricity by turning off the computer or other electronics when they are not being used and don't forget to turn off the lights when you leave a room
32. What can people do to help the earth?
a. Save water b. Reuse waste paper c. Recycle things d. All of the above
33. Which of the following cannot be recycled (or reused)?
a. Plastic b. Water c. Paper d. Metal
34. What symbol can you see at the bottom of the container that can be recycled?
a. Circle b. Oval c.Triangle d. Diamond
35. What can you do to save electricity?
a. Turn off the television when you are not watching it
b. Turn off the faucet when you finish using.
c. Use a worksheet with single printed page for another worksheet.
d. Look for recycle information at the bottom of plastic containers.
36. Which of the following is not the writer's advice?
a. Reuse and recycle paper, bottles and cans.
b. Put litter in trash cans.
c. Save water and electricity.
d. Reduce the amount of garbage we produce