Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
![](https://rs.olm.vn/images/avt/0.png?1311)
1. 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
2. You should get a (n)________to make sure there are no cracks in the pipes.
A. plumber B. mechanic C. electrician D. consumer
3. ________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
4. 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
5. She won’t take all the suitcases ________she likes to travel light.
A. so B. but C. because D. therefore
![](https://rs.olm.vn/images/avt/0.png?1311)
Choose the word or phrase (a, b, c or d) that best fits the blank space in each sentence or substitutes for the underlined words or phrases.
1 My shoes are dirty. I'd better take them ...........before I come in. a. away b. up c. on d.off
2. I can't hear the radio. Could you turn it.............a little?
a. up b. down c. on d.off
3. Never put.............. till tomorrow what you can do today
c. back a. off b. over d. away
4. If you want to save money, you should...........the amount of water your family uses.
a. increase b. reduce c. adapt d. repair
5. In order to save electricity, an ordinary 100-watt light bulb can be replaced by.............
a. an energy-saving bulb c. a saving energy bulb b. an energy-save bulb d. a save-energy bulb
6. Who is going to look after your children when you're at work? a.soarch b.regard c.take care d. help
7. Mary's eyes are weak,............, she has to wear glasses a. but b.however c.and d.therefore
8. An enormous amount of money has been wašted on this project a .very important b.very large c. very small d. very limited
9. We'd better get..............to check the wiring before we start decorating.
a. a plumber b. a mechanic c an electrician d a consumer .
10. take the train instead of the bus? It's faster .a. Why not b. Why don't we. c. How about d .lets
![](https://rs.olm.vn/images/avt/0.png?1311)
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 a 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 B. effection C. effective D. 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. ________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. moreover B. 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. so B. and C. but D. if 16.
Who looks ________your children when you are away from home?
. 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. but B. however C. moreover D. and
20. How about ________posters on energy saving and hanging them around our school?
A. make B. making C. to make D. to making
Đáp án: A