Choose the best option to complete each of the following sentences.
1. Can you turn the light? -It’s too dark.
A. on B. off C. in D. for
2. I suggest showers instead of taking bath.
A. take B. taking C. to take D. to taking
3. - What are you looking ? - My picture book. I’ve lost it.
A. on B. off C. in D. for
4. A new air-conditioner will be tomorrow morning.
A. to install B. installed C. installing D. install
5. Scientists are looking for an way to reduce energy consumption.
A. effect/ effection/ effective/ effectively
6. They are completely short of water now. A number of people have died because of this
.
A. shortage B. short C. shorten D. shortly
7. If you want to save money, you should the amount of water your family uses.
A. increase B. reduce C. adapt D. repair
8. In order to save electricity, an ordinary 100-watt light bulb can be replaced by a(n) .
A. energy-saving bulb B. energy-save bulb C. saving energy bulb D. save-energy bulb
9. You should get a (n) to make sure there are no cracks in the pipes.
A. plumber B. mechanic C. electrician D. consumer
10. you take the train instead of the bus? It’s faster and cheaper.
A. Why not B. Why don’t C. How about D. Let’s
11. If we less paper, we the number of trees in the forests.
A. used/ will save B. use/ can save C. can use/ save D. use/ can
12. She won’t take all the suitcases she likes to travel light.
A. so B. but C. because D. therefore
13. She is very tired; , she has to finish her homework.
A. moreoverB. so C. and D. however
14. - Is he an actor a singer? - An actor A. and B. or C. with D. so
15. He was tired, _ he took a rest before continuing the work. A. soB. and C. but D. if
16. Who looks your children when you are away from home?
A. for B. at C. after D. to
17. Why doesn’t she go with her university study? A. in B. at C. to D. on
18. After coming home, she cleaned the floor cooked dinner.
A. but B. however C. moreover D. and
19. They didn’t understand the matter she didn’t ask for help.
A. butB. however C. moreover D. and
20. How about posters on energy saving and hanging them around our school? (make/ making/ to make/ to making)
