She turns off __________ appliances when not using them
A. electrical B. electricity D. electric D. electron
2. Rearrange the groups of words to make complete sentences
1. She / appliances / electrical / when / not using them. / turns off
à.............................................................................................................................
2. we / Renewable / can / means / replace / easily / them.
à.............................................................................................................................
3. means of / will be / public transport / faster / more convenient. / New / and
à.............................................................................................................................
4. fast, / and / A teleporter / safe / is also / eco-friendly.
à ............................................................................................................................
5. consists / New Zealand / of /and / the North Island / the South Island.
à..........................................................................................................................................
Turning off electrical appliances when they are not m use is a great way to reduce
energy....................(consume)
II. Circle the best answer to complete each sentence
1. We should reduce the use of _________ at home.
A. electric B. electricity C. electrical D. electrify
2. Waves will be used as an ___________ sources of energy.
A. environmentally-friendly B. environmental friend
C. environment-friendly D. friendly environment
3. What will happen if we ________ of non-renewable energy resources?
A. exhaust B. run up C. run out D. use up
4. I hope scientists will come up with a __________ to the shortage of energy on Earth.
A. cause B. result C. way D. solution
5. Geothermal energy can be found in only some places of the earth. It comes from depth ______ the earth
A. under B. inside C. indoor D. in
6. Most energy nowadays comes from fossil fuels such as oil, coal, and natural gas. _________, burning fossil fuels causes pollution.
A. Although B. But C. However D. Despite
7. We should place on our roof for the heating and hot water.
A. solar energy B. equipment C. cracks D. solar panels
8. Nuclear power is not only expensive _________ dangerous to our environment.
A. and B. but C. but also D. enough
9. At this time next week, people another hydro plant in Dak Lak province.
A. will be building B. are building C. will building D. will build
10. In the middle of the 21st century, people in _________ countries will be using more renewable energy.
A. developed B. developing C. underdeveloping D. underdevelop
11. I think that solar energy can be an ____________ source of energy in the near future worldwide.
A. changeable B. non-renewable C. alternative D. new
12. Sunlight is __________ into electricity by each solar cell in the panels.
A. changed B. exchanged C. switched D. turned
13. Energy sources are classified into two groups - renewable and nonrenewable.
A. categorized B. catalogued C. identified D. regarded
14. What ________if carbon dioxide levels continue to increase?
A. happens B. will happen C. will be happening D. happen
15. Carbon footprint is the __________ of carbon dioxide we produce with any action or activity.
A. number B. quality C. amount D. level
1 It's a good idea to switch off electrical appliances when they aren't in use ⇒ You 2 Biogas wil be used for fuel in homes and for transport ⇒ People
Write a paragraph
switch / lights and fans/ off / when/ leave / classrooms. turn off / electrical applinces/ when they / not/ in use. We/ should/ overheat or overcool / classroom. Please not/let/ the taps around the school/ drip
6. It’s a good idea to switch off electrical appliances when they aren’t in use.
-> You………………………..
7. Although coal is the most polluting of fossil fuels, it is still the largest sources of energy worldwide.
-> However……………………………..
9. This is our school.
àThis school is ……………………………..………………………………….…
1. Turn / all the lights / leave / room 2. Shut down / the computer , TV / other electrical stuff / you aren't using it 3. Not / leave / fridge door / open / cold air escapes and this use a lot of electricity . 4. Taking / a short shower / instead / a long bath can / help / save energy 5. We / should / prepare / meal / careful / turn / the stove . Let's begin with : Every day , we use much energy home . There are many things we can do at home save energy
Don’t forget to ________ the lights when leaving a room or going to bed.
A. turnB. turn onC. turn offD. turn out
What should we do to __________ our electric bills?
A. fallB. cut downC. dropD. reduce
The use of biogas for cooking _______ in the countryside.
A. will increaseB. will be increasingC. will be increasedD. will have increased
We will be successful if we try hard, _____?
A. don't we B. will we C. won't we D. do we
With the Segway, the driver pulls the handle to go back or pushes it to go.
A. forwardB. backwardC. roundD. fly
The city is working on a project ________ slums with clean water.
A. providingB. provideC. to provideD. to providing
In that country, over 30% of the population live in ________.
A. poorB. poorerC. povertyD. the poor
Children who ________ malnutrition can have a lot of diseases.
A. suffer fromB. avoidC. gainD. obtain
There are more problems in the slums than in the ________ areas.
A. wealthB. richnessC. wealthyD. country
___ is quite popular in an overcrowded city where you can see people sleeping in a park or under a bridge.
A. HomelessB. The homelessC. HomelesslyD. Homelessness
"Life must be very difficult with homeless people."
“_____. They have to face many problems beyond the lack of a suitable home."
A. Not really. B. No doubt. C. Of course not. D. Not at all.
1. We can ____ flowers in the front garden.
A. grows B. to grow C. grow D. growing
2. I think we need to ____ homework everyday.
A. do B. did C. doing D. does
3. I will ____ to turn off electricity when I go out.
A. remembering B. remembered C. to remember D. remember
4. If they don't breathe, they _____ die.
A. will B. would C. won’t D. should
5. If the soil ____ polluted , plants will not grow well..
A. isn’t B. is C. are D. be
