Unit 7 Saving energy

ENGLISH 9 UNIT 7: SAVING ENERGY
I. Choose the correct word or phrase in each of the following sentences.
1. We decided not to go out for meal …………… we were too tired. (but, because, so, and)
2. My shoes are dirty. I’d better take them …………… before I come in. (away, up, on, off)
3. If you want to save money, you should …………… the amount of water your family uses.
(increase, reduce, adapt, repair)
4. In order to save electricity, an ordinary 100-watt light bulb can be replaced by ……………
(an energy-saving bulb, a 1000-watt light, an electric bulb, a lamp)
5. Who is going to …………… your children when you’re at work? (look for, look up, look after, look out)
6. Mary’s eyes are weak. ……………, she has to wear glasses. (But, However, And, Therefore)
7. If there is a mechanical problem, we suggest …………… the manufacturer directly.
(contact, to contact, contacting, be contacted)
8. …………… put all the guests on the first floor? (Why don’t we, I suggest, How about, Let’s)
9. The kitchen is well – equipped with modern ……………( cabbages / faucets/ appliances / dumps)
10. When is the …………….. coming to mend the burst pipe? ( electrician/ poet / adult/ plumber)
11…………. energy can be obtained in tropical countries because the sun shines nearly everydayb of the year.
( Solar / Nuclear / Effective / Solid)
12.Please…………… off the lights before leaving the room. ( take / get / turn / give)
13. She turned on the ………………… and wash her hands carefully. ( light / faucet/ TV / radio)
14. I suggestbfixing the dripping faucets. -…………………………………
( Good idea / Yes, please/ I’m afraid not / We will)
15.TV, dishwasher and refrigerators are electrical……………… ( appliances / things / households / tools)
16. The energy – saving bulbs use a quarter of the electricity of standard bulbs and ……………. eight times longer. ( use / save / last / waste)
17. Solar ………. are placed on the roof of the house to get energy. ( boards / bars/ panels / sheets)
18. We’re …………….. about spending a lot of money on energy in our house.
( dissappointed / worried / pleased / hopeless)
19. Solar energy doesn’t …………… pollution or waste natural resource. ( cause / make / stop/ reduce)
20. Lighting …………… for 20 per cent of our electricity bill. ( accounts / wastes / makes / uses)
21.Let’s ask our teacher how to solve this problem …………………… we can’t agree on the answer.
( since / because of / so / but)
22. I woke …………… at six o’clock this morning. ( up / off / on / in)
II. Fill in the blanks with the correct form or tense of the verbs in brackets.
1. My brother spent hours (repair) ……………………… his motorbike.
2. Don’t forget to bring my dictionary when you (come) ……………………… back tomorrow.
3. You (feel)……………………… cold if the sun (not shine) ………………………
4. I’m tired after that long walk. I’m not used to (walk) ……………………… so far.
5. Bill never carries money with him. He’s afraid of (rob) ………………………
6. I stopped (buy) ……………………… a newspaper on the way home.
7. She dislikes (ask) ……………………… to do something by others.
8. If Lan and Mai (come) ………………………, tell them (wait) ……………………… for me.
9. When she (look) ……………………… out, she (see) ……………………… the child (play) ……………………… near the pool.
10. I suggest (go) ……………………… on a camping holiday in October.
III. Fill in the gaps with:
turn on, turn off, look for, look after, see off, go on, go off, take off, get on, cut off.
1. Students ……………………… their coats before entering a lecture hall.
2. I was late for school as my alarm clock didn’t ……………………… this morning.
3. I’ve lost my keys. Can you help me to ………………………them?
4. Mr. Brown is 85 and living alone. He needs somebody to ……………………… him.
5. The bus was full. We couldn’t ………………………
6. We must change our ways. We can’t ……………………… living like that.
7. Don’t forget to ……………………… the TV before going to bed.
8. It’s dark in here, please ……………………… all the lights.
9. If you don’t pay your electricity bill soon, you will be ………………………
10. I think they’ve gone to the airport to ……………………… their boss ………………………
IV.