By using less energy, you can reduce pollution that causes global (全球的) warming, An energy-saving light bulb (灯泡) uses less energy to produce the same amount of light as a regular bulb, Use the chart to compare a regular bulb with an energy-saving bulb.
| Regular Light Bulb | Energy-Saving Light Bulb | |
| Name | Incandescent light bulb | Compact fluorescent light bulb(CFL),energy saver |
| Price | 50 cents | $5 |
| Cost of energy | Used in one year (4 hours a day):$9.3 | Used in one year(4 hours a day):$2.5 |
| Energy used | 75 watts(Most of this energy is wasted as heat.) | 20 watts |
| Lifetime | 1.000 hours | 10,000 hours |
( ) 1.How much more energy does the regular bulb use than the CFL bulb if they are used for a year (four hours every day)?
A.75 watts. B.55 watts. C.20 watts. D.50 watts.
( ) 2.How many regular bulbs does a CFL bulb equal (等同于) in lifetime?
A.1 B.5. C.10. D.20.
( ) 3.I bought a regular bulb and Tom bought a CFL bulb.If we both used the bulb for four hours a day, how much money would Tom save in all after a year?
A.$ 2.3. B.$ 90.5. C.$ 6.8. D.$ 95.5.
( ) 4.Why do regular light bulbs use so much energy?
A.They make more light than CFL bulbs.
B.They can be used for a longer time than CFL bulbs.
C.They waste most of their energy as heat.
D.It's because of their shapes.
( ) 5.What does the writer try to tell us according to the passage?
A.Using more energy can produce less pollution.
B.Energy-saving light bulbs are cheaper than regular ones in shops.
C.It is a good idea to use energy-saving CFL bulbs instead of regular ones.
D.An energy-saving light bulb is easier to get broken.
阅读短文,然后从方框中选出可以填入文中空白处的单词。
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One day a young man put an ad in most of the newspapers in England.He said that his parents(1)______ him millions of pounds.He graduated from Oxford University. Everyone-knows this university is one of the most(2)______universities in the world.So he had got great education there.He’d like a girl to be his(3)_______.The girl must be like the one in the books written by Somerest Maugham,(4)_______Maugham was his favorite.
This ad was read and known(5)______by parents and young girls all over the country. Parents went to shops to(6)_______.for the books.They bought those books for their daughters (7)_____presents.Girls tried to get those books to read.They wanted to know(8)_______ kind of person the writer liked so that they could marry the young man.
All the books written by Maugham were(9)______out in a short time and the writer became famous.
Can you guess who the young man was? It was Somerest Maugham(10)____!What a clever man he was!