Make a cross on the correct answer A, B, C or D in the following sentences:
1) Oh dear! How ... our household bills are! We can’t pay them.
A. heavy
B. enormous
C. small
D. low
2) In winter, heating ... for 50 percent of our electricity bill.
A. takes
B. occupies
C. accounts
D. costs
3) Energy can be collected by solar ... on cloudy days.
A. boards
B. panels
C. bars
D. sheets
4) If we don’t find ... sources of power, we will use up all the fossil fuels in the near future.
A. effective
B. efficient
C. natural
D. alternative
5) We want to use solar energy, ... it can’t be used on cloudy days.
A. but
B. so
C. because
D. however
6) Are wind power ... solar power new kinds of energy for future use?
A. and
B. or
C. with
D. but
7) He is always broke. He can’t afford neither luxuries ... basic necessities.
A. or
B. nor
C. and
D. but
8) Her husband bought not only 2 energy-saving light bulbs but ... one cheap washing machine last Sunday.
A. also
B. too
C. as well
D. some
9) You can’t have both of these products. Take one ... the other.
A. and
B. or
C. with
D. but
10) Ba really wants to buy new tables and chairs. ..., new furniture costs too much.
A. However
B. Therefore
C. But
D. So
11) If the TV always on in your house. You will not reduce the ... of electricity you use.
A. number
B. amount
C. much
D. plenty
12) “I suggest fixing the dripping faucet.” - “...”
A. We will.
B. Good idea.
C. Yes, please.
D. I’m afraid not.
13) Lan spoke English ... after she lived in England for several moths.
A. nature
B. natural
C. naturally
D. unnaturally
14) There’s nothing good on TV. Why don’t you turn it ...?
A. on
B. down
C. off
D. up
15) I’m trying to cut down ... the amount of driving I do to save energy.
A. off
B. to
C. out of
D. on