Giúp mk vs
1. Many new cars have a much lower fuel _____________. (consume)
2. These _____________ will help to save much energy. (innovate)
3. _____________, she came on time. (ultimate)
4. Teachers will never be _____________by computers in classroom. (replacement)
5. I was impressed by the _____________ with which she handled the crisis. (efficient)
6. Energy can be collected by solar _____________ on cloudy days.
A. boards B. panels C. bars D. sheets
7. You should replace ordinary bulbs with _____________ bulbs.
A. energy-save B. saving-energy C. energy saved D. energy-saving
8. The teacher suggested that the test _____________ carefully.
A. should do B. be done C. did D. do
9. _____________energy is enormous but dangerous to our environment.
A. Solar B. Windy C. Water D. Nuclear
10. What can we do to spend less _____________ lighting?
A. in B. out C. on D. of
11. It is possible to _____________solar energy for a number of days.
A. install B. store C. check D. cover
12. The label tells the consumers how much energy _____________ each model has.
A. replacement B. innovation C. efficiency D. production
13. Unless you understand the lesson, I _____________ it again to you.
A. would explain B. will explain C. explain D. could explain
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Loga
Sinh Học lớp 12
