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IV . Choose the correct answers :
1. Remember to ....... the lights before going to bed .
A. turn B.turn off C.turn on D. stop
2. Biogas is .......... and cheap for cooking and heating .
A. dangerous B. abundant C. serious D. expensive
3. A hydropower station .......... in the North of the country next year .
A. was built B. were built C. will be built D. has been built
4. At this time next week , we ..... a wind turbine in our garden .
A. install B. installed C. will install D. will be installing
5. Fossil fuels are very common in our society but they ........ the environment .
A. renew B. provide C. waste D. pollute
6. Hydro power is ......... because dams cannot be built in certain areas .
A. limited B. unlimited C. abundant D. enough
7. Why is it called a ..... source - Because it can be replaced easily and quickly .
A. effective B. available C. renewable D. non - renewable
8. Wave energy is a source of ........ energy .
A. environment friendly
B. environmentally friendly
C. environmental friendly
D. environmental friend
Choose the best option to complete the sentence:
1. They .......... a library next year.
A. built B. will build C. build
2. She ............. part in the exam at 3 pm tomorrow.
A. will be taking B. will take C. takes
3. Ngan has .............. stamps than Huong.
A. less B. little C. fewer
4. She worked in that factory, ..............?
A. does she B. doesn't she C. didn't
5. Let's play a game, ............?
A. shall I B. shall we C. do we
6. The bridge .............. next month.
A. will build B. is build C. will be built
7. Nga has ............ soda than Huong.
A. less B. little C. few
8. The classrooms ................ tomorrow.
A. will be cleaned B. will clean C. clean
9. He .............. the exam if he works hard.
A. passes B. will pass C. passed
10. She likes milk, .........?
A. didn't she B. don't she C. doesn't she
I. Choose the best answer (A, B, C or D).
1.By the middle of the 21st century, people in developing countries____ more renewable energy.
A. uses B. will be using C. used D. have used
2. The wind, the sun, and the wave are some types of ____________ sources of energy.
A. changeable B. alternative C. cheap D. costly
3. Alternative sources of energy ____________ developed in the near future.
A. is B. was C. has been D. will be
4. Fossil fuels are very common in our society but they ____________ theenvironment.
A. renew B. provide C. waste D. pollute
5. “Why is it called a _____________ source?” – “Because it can be replacedeasily and quickly.”
A. effective B. specific C. renewable D. non-renewable
6. Hydro power is _____________ because dams cannot be built in certainareas.
A. limited B. unlimited C. abundant D. enough
7. At this time next week, we ______________ a wind turbine in our garden.
A. install B. installed C. will installed D. will be installing
8. Biogas is ____________ and cheap for cooking and heating.
A. plenty B. abundant C. serious D. expensive
9. A hydropower station ______________ in the North of the country nextyear.
A. was built B. were built C. will be built D. has been built
10. We should put ___________ on our roof for the heating and hot water.
A. solar energy B. equipment C. cracks D. solar panels
II. Change the following sentences in to the Passive Voice.
1. Scientists will find solutions to reduce pollution in our city.
=> Solutions to reduce pollution in our city will be found by scientists
2. Governments will make more regulations to reduce industrial pollution.
=> More regulations to reduce industrial pollution will be made by goverments
III. Use the cues given to write correct sentences.
1.=> Solar panels are placed on the roof of a house and the sun's energy is used to heat water .
2. The energy/ store/ a number of days.
-> The energy can be stored in a number of days
3. Car/ use solar energy/ gas/ by the year 2030.
=>Car will be used solar energy instead of gas by the year 2030.
They will build a hydropower station in the North of the country next year.
=> A hydropower station in the North of the country will be built next year by them
A hydropower station in the North of the country will be built next year
complete the following tag questions
1 there's a new cartoon, isn't there?
2 They don't want to sell their house, do they?
3 This machine never works very well, does it?
4 Your parents should stay in the hotel, shouldn't they?
5 We can't go camping today, can we?
Change the sentences into the passive voice.
1 They will build a hydropower station in the North of the country next year
A hydropower station will be built in the North of the country next year
2 They sell these chemicals everywhere in my hometown
These chemicals are sold everywhere in my hometown
3 My children will turn off the lights when going to bed
The lights will be turned off by My children when going to bed
1 there's a new cartoon, ? ISN'T THERE
2 They don't want to sell their house, ? DO THEY
3 This machine never works very well, ? DOES IT
4 Your parents should stay in the hotel, ? DON'T THEY
5 We can't go camping today, ? CAN WE
Change the sentences into the passive voice.
1 They will build a hydropower station in the North of the country next year
=> A hydropower station WILL BE BUILT IN THE NORTH OF THE COUNTRY NEXT YEAR
2 They sell these chemicals everywhere in my hometown
=> These chemicals WILL BE SOLD EVERYWHERE IN MY HOMETOWN
3 My children will turn off the lights when going to bed
=> The lights WILL BE TURNED OFF BY MY CHILDREN WHEN GOING TO BED .
1.By the middle of the 21st century, people in developing countries ___ more renewable energy.
A. uses B. will be using C. used D. have used
2. The wind, the sun and the wave are some types of ___ sources of energy.
A. changable
B. alternative
C. cheap
D. costly
3. Alternative soures of energy ___ developed in the near future.
A. is
B. was
C. has been
D. will be
4. Fossil fuels are very common in our society but they ___ the environment.
A. renew
B. provide
C. waste
D. pollute
5. "Why is it called a ___ source?" - "because it can be replace easily and quickly"
A. effective
B. specific
C. renewable
D. non-renewable
6. Hydro power is ___ because dams connot be built in certain areas.
A. limited
B. unlimited
C. abundant
D. enough
7. At this time next week, we ___ a wind turbine in our farden.
A install
B. installed
C. will installed
D, will be installed
8. Biogas is ___ and cheap for cooking and heating
A. plenty
B. abundant
C, serious
D. expensive
9. A hydropower station ___ in the North of the country next year.
A. was built
B. were built
C. will be built
D, has been built
10. We should put ___ on our roof for the heating and hot water.
A. solar energy
B. equipment
C. cracks
D. solar panels
11. Remember to ___ the lights before going to bed.
A turn
B, turn off
C, turn on
D, stop
12. it is a good idea to use ___ when travelling long distances.
A cars
B taxis
C. private cars
D. public trans prot
13. What should we do to ___ electricity?
A. cut
b. take
c,save
d, waste
14. we shout use ___ light bulbs in our homes
a, low energy
B. little energy
c, a nit energy
d, efficient
D(câu bị động của thì QKĐ)
D