Bt on unit 7,8,9

EXERCISES 9 UNIT 7,8,9
I) Choose the word or phrase that best fits the blank space in each sentence:
UNIT 7 : SAVING ENERGY
1. They get a plumber ________________ sure there are no cracks in the pipes.
A. make B. makes C. made D. to make
2. Lighting accounts _________________ 10 percent to 15 percent of the electric bill.
A. of B. for C. from D. with
3. She’s working late next Friday _________________ she can’t come to the party.
A. because B. but C. so D. or
4. Don’t ________________ that box. We can use it again.
A. turn on B. turn off C. throw away D. go on
5. Many people still believe that _________________ resources will never be used up.
A. nature B. natural C. naturally D. unnaturally
6. This shirt can’t _________________ in the washing machine.
A. wash B. washes C. washed D. be washed
7.-” Would you mind lending me your bike?” –“__________________.”
A. Yes. Here it is B. Not at all C. Great D. Yes, let’s.
8. –“Has an announcement been made about the eight o’clock flight to Paris?” –“______________.”
A. Not yet B. Yes, it was C. I don’t think that D. Sorry, I don’t
9. She stays at home because she has to look _________________ her baby.
A. at B. after C. for D. up
10. I want to see the __________________ of environment from the local authority.
A. protect B. protected C. protecting D. protection
11. Scientists are looking for an ________________ way to reduce energy consumption.
A. effect B. effected C. effective D. effectively
12. You should take __________________ your shoes when you go into the temple.
A. in B. on C. off D. of
13. I suggest _________________ money for the poor people in our neighborhood.
A. save B. to save C. saving D. saved
14. The chickens have died ________________ the intense heat.
A. because B. because of C. as D. since
15. If you want to save money, you should ________________ the amount of water your family uses.
A. increase B. reduce C. repair D. cause
16. My shoes are dirty. l’ d better take them ________ before I come in. A. away B. up C. on D. off
17..I can’t hear the radio. Could you turn it ________ a little? A. up B. down C. on D. off
Never put ________ till tomorrow what you can do today. A. off B. over C. back D. away
If you want to save money, you should ________ the amount of water your family uses. A. increase B. reduce C. adapt D. repair
In order to save electricity, an ordinary 100-watt light bulb can be replaced by ________ . A. an energy-saving bulb B. an energy-save bulb C. a saving-energy bulb D. a save-energy bulb
Who is going to look after your children when you’re at work? A. search B. regard C. take care of D. help
Mary’s eyes are weak, ________ , she has to wear glasses. A. but B. however C. and D. therefore
An enormous amount of money has been wasted on this project. A. very important B. very large C. very small D. very limited
We’d better get ________ to check the wiring before we start decorating. A. a plumber B. a mechanic C. an electrician D. a consumer
________ take the train instead of the bus? It’s faster.