Cars can run at a speed of 80 kilometres per hour on China’s first cross-sea bridge. ——青夏教育精英家教网—

摘要：Cars can run at a speed of 80 kilometres per hour on China’s first cross-sea bridge. can cars run on China’s first cross-sea bridge?

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阅读下面短文，把A—D四个句子填入文中空缺处，使短文内容完整、正确，然后完成第75小题。 Gasoline (汽油) prices are getting higher and higher. The price make it hard for drivers to afford the fuel (燃料).

71________ The new cars are different and they can run on many different kinds of fuels. Some of these cars are called “hybrids”. One kind of these cars can run on a special fuel, filled with a gas called hydrogen (氢气). 72________ They give off no emissions (排放物) when they run on the roads, so they are very clean and good for the environment.

One car makers is excited about hydrogen fuel cell technology. 73________ Once we use the oil up, it will take millions of years for more oil to form. Since gasoline is made from oil, that could be a problem for drivers and companies if they still drive or make traditional cars. 74________

People are testing buses with hydrogen fuel cells and we may see this kind of buses on the roads in the near future.

**************************************************************************

A. The fuel cell cars are also better in another way.

B. However, it won’t be a problem for cars with fuel cells.

C. One group held a special event to display (展示) new kinds of cars.

D. He says we will never run out the fuel, but we may run out of oil.

75. What is the main idea of the passage?

A. Gasoline is becoming more and more expensive.

B. Traditional cars polluted the environment badly.

C. The special fuel cell is not only useful, but also cheap.

D. Some new kinds of cars will take the place of the traditional ones.

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　　 Gasoline (汽油) prices are getting higher and higher. The price makes it hard for drivers to afford the fuel (燃料).

　　 81_______ The new cars are different and they can run on many different kinds of fuels. Some of these cars are called "hybrids". One kind of these cars can run on a special fuel, filled with a gas called hydrogen (氧气). 82______ They give off no emissions (排放物) when they run on the roads, so they are very clean and good for the environment.

　 One car maker is excited about hydrogen fuel cell technology. 83_____ 　Once we use the oil up, it will take millions of years for more oil to form. Since gasoline is made from oil, that could be a problem for drivers and companies if they still drive or make traditional cars. 84_______

People are testing buses with hydrogen fuel ceils and we may see this kind of buses on the roads in the near future.

A．The fuel cell cars are also better in another way．

B．However, it won't be a problem for cars with fuel cells．

C．One group held a special event to display(展示)new kinds of cars．

D．He says we will never run out the fuel，but we may run out of oil．

(　 )85. What is the main idea of the passage?

　　 A. Gasoline is becoming more and more expensive.

　　 B. Traditional cars polluted the environment badly.

　　 C. The special fuel cell is not only useful, but also cheap.

　　 D. Some new kinds of cars will take the place of the traditional ones.

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阅读短文，选择正确答案。

      Now cities are full of cars. Some families even have two or more cars. Parking is a great problem, and so
is the traffic in the cities. Something will have to be done to change it.
      What will the cars of tomorrow be like?
      Little car may some day take the place of today's big cars. If everyone drives little cars in the future, there
will be less pollution in the air. There will also be more space for parking cars in cities, and the streets will be
less crowded. Three little cars can fit in the space now needed for one car of the usual size.
     The little cars will cost much less to own and to drive. Driving will be safe, too. What is more, these little
cars can run about 65 kilometers per hour.
      Little cars of the future will be fine for getting around a city, but they will not be useful for long trips. If big
cars are still used along with the small ones, two sets of roads will be needed in the future. Some roads will be
used for the big, fast cars and other roads will be needed for the slower, smaller ones.

1. _______ is the big problem for those people who have cars.

[ ]

A. Money
B. Parking
C. Driver
D. Waiting

2. Little cars in the futufe will bring _______ pollution in the air.

[ ]

A. more
B. much
C. less
D. no

3. The little car's size may be _______ today's car's size.

[ ]

A. one third of
B. two thirds of
C. as big as
D. as small as

4. People can _______ money with using the little cars.

[ ]

A. spent
B. cost
C. take
D. save

5. The big cars are _______ the little cars for long trips.

[ ]

A. as useful as
B. not so useful as
C. more useful than
D. less useful than

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We sometimes call the lion “the king of the jungle (丛林)” because it is stronger and more dangerous than other animals. It can run faster than many animals and it can hunt (捕猎) the best. It is the highest animal in the   1 food chain (食物链).
In the sea, the shark is one of the animals at the 2 of the food chain. It can swim faster than most other sea animals, and it can use its big teeth to eat them.
What is at the top of the world’s food chain? 3 are! We are not the biggest or fastest, but we are the   4 We could not run faster than cheetahs (猎豹), so we 5 cars and now we can move the fastest. We could not 6  better than lions, so we invented guns (枪). Now we can hunt the best.
People’s inventions are clever, but they can be dangerous, too. For example, people invented 7 , and now they make the air and rivers dirty. This can make   8 changes. Dirty rivers kill fish. Then bears cannot eat the fish and the bears die. If we kill one part of the food chain,   9  also die. Remember that we are a part of the food chain, so we are in danger too! If we protect animals, we are protecting   10 ! We should and we could do something for the world!

A．strongest	B．cleverest
C．most special	D．most important

Cars for Tomorrow

　　A kind of little cars may someday take the place of(代替)today’s big ones．People will like this kind of small cars more and more．The car is as small as a bike but can carry two people in it．Everybody can drive them to schools and parks．

　　If everyone drives such cars in the future，there will be less pollution(污染)in the air．There will also be more space(空间)for all the cars in cities，and the streets will have more space for people to walk．Three such cars can fit in the space now needed for one car of the usual size．

　　The little cars of the future will cost much less money to own and to drive．These little cars can go only 65 kilometers an hour，so driving will be safer,too．The cars of the future will be fine for getting around city，but they will not be useful for a long trip．This kind of cars can save a lot of gasoline(汽油)．They will go 450 kilometers before needing to stop for more gasoline．

　　If big cars are still used along with the small ones，two sets of roads will be needed in the future．Some roads will be needed for the big，fast cars and other roads will be needed for the smaller, slower ones．

根据短文内容，选择最佳答案。

(1)

There is much pollution in the air today because ________．
[　　]
A．	people drive big cars
B．	people drive little cars
C．	people take a bus to work
D．	the usual size of cars today is too small

(2)

There will be more space in the streets because ________．
[　　]
A．	there will be fewer cars in the future
B．	there will be fewer people in the streets
C．	no people will drive cars
D．	future cars will be much smaller

(3)

Can the little cars of the future save a lot of gasoline?
[　　]
A．	Yes,they can．
B．	No,they don’t．
C．	No,they can’t．
D．	Yes,they are．

(4)

Two sets of roads will be needed in the future because ________．
[　　]
A．	there will be too many cars in the future
B．	more and more people will live around
C．	big cars run faster and small cars run slower
D．	it looks more beautiful to have two sets of roads

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