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Unit 7: Saving Energy
1. Structures:
- suggest + _____ - Shall we + _____ …? - Let’s + _____ …
+ _____ + _____ - What (How) about + _____ …? - Why don’t we (you) + _____...?
- and: _______; but: _______; for: _______; or: _______; so: _______; yet: _______;
moreover, furthermore: __________; therefore, thus: __________; however, nerveless: _______
2. Choose the best answer:
1. (Ability/ Capacity/ Energy/ Possibility) is fuel and other sources of power used for operating
machines.
2. We all know that fossil fuels - coal, oil and gas - are (minimized/ limited/ shortened/ lacking),
they will run out.
3. So it is very important (to spend/ to keep/ to conserve/ to store) energy, and we have to do it
right now or it’s too late.
4. A clean, safe form of energy which comes from the sun is (lunar energy/ solar energy/ fossil
fuel/ solar energy/ tidal energy).
5. Because it is thinly spread, solar energy is still difficult and (cheap/ expensive/ ready/
inexpensive) to collect.
6. Tom suggested (to work/ work/ should work/ working) late tonight.
7. The newcomer seemed to be a friendly boy; (and/ so/ however/ but) I didn’t like him.
8. The football match was (called on/ called off/ called to/ called about) because of the heavy rain.
9. His parents died when he was young. He was (bringing up/ grown up/ brought up/ growing up) by
his grandmother.
10. Lan doesn’t like sports. (But/ So/ And/ However), she doesn’t mind watching football matches.
11. Hurry up, we have to check in at least an hour before the plane (takes care/ takes off/ ran out/
takes over).
12. Would you please turn (down/ up/ in/ to) the radio a little bit. I’m concentrating on my work.
13. Although they are facing many difficulties, they don’t give (for/ up/ in/ to) hope.
14. Can you call (off/ out/ into/ back) later? I’m rather busy at the moment.
15. If anything urgent comes (across/ by/ up/ in), you can contact me at this number.
16. I always run (out/ back/ up/ down) of money before the end of the month.
17. I can’t hear what you are saying. Can you turn (down/ up/ in/ on) the stereo?