46. Many countries/ using/ solar energy.
A. Many countries are using the solar energy.
B. Many countries are using solar energy.
C. Many countries is using solar energy.
D. Many countries using the solar energy.
47. save/energy/one/best/way/conserve/natural/resources.
A. Saving energy is one of the best way to conserve natural resource.
B. To save energy are one of the best ways conserving natural resource.
C. To save energy are one of best ways to conserve natural resource.
D. Saving energy is one of the best ways to conserve natural resource.
48. most/ our electricity/ come/ use/ coal, gas, or oil.
A. Most our electricity come from using of coal, gas, or oil.
B. Most our electricity comes from using of coal, gas, or oil.
C. Most of our electricity are coming from the use of coal, gas, or oil.
D. Most of our electricity comes from the use of coal, gas, or oil
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Many countries have already been using solar energy.
Solar energy is already using in many countries
chắc vậy
Many countries are using solar energy
At present most of our electricity we use comes from coal, gas, oil or nuclear power
Turn off all the lights every time you leave the room
One percent of the solar energy that reaches the earth is enough to provide power for the total population.
1. Solar energy __________ by many countries in the world in the future.
A. use B. will use C. will be using D. will be used
2. __________ is a renewable sourse.
A. Coal B. Oil C. Wind D. Gas
3. You can wear a __________ on your back to fly anywhere easily in the future.
A. jet pack B. flying car C. teleporter D. high-speed bicycle
4. In the future most people will travel __________ flying train.
A. in B. at C. on D. at
5. Do you think we __________ driverless car in the future?
A. use B. to use C. will use D. have used
6. That picture is __________
A. us B. ours C. our D. we
7. ___________ is a single-wheel bike.
A. Monowheel B. Hover scooter C. Segwey D. Teleporter
8. Nuclear energy can provide electricity for the world needs, but it is __________
A. cheap B. unlimited C. dangerous D. safe
9. You can ___________easily on the Dead Sea. Why? – Because it’s so salty
A. fly B. walk C. drive D. float
10. Biogas helps solve the problem of indoor ___________.
A. noise pollution B. air pollution C. water pollution D. soil pollutio
1 The sun can be a cheap,clean,effective,source of power
(2) solar energy doesn't cause.pollution
3 Many countries are already using solar energy
b
d
d
46. B
47. D
48. D