题目内容

A kind of little cars may some day take the place of today’s cars. If everyone drives such cars in the future,there will be less pollution from the cars. There will also be more space for parking cars in cities,and the streets will be less crowded. Three such cars can park 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 safer,too,as these little cars can go only 65 kilometers an hour. The cars of the future will be fine for getting around a city,but they will not be useful for long trips. Little cars will go 450 kilometers before needing to stop for more gas(汽油).
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,quick cars and other roads will be needed for the slower,smaller ones.
【小题1】There is much pollution from the cars today because________.

A.people drive big carsB.the cars go 65 kilometers an hour
C.people drive small carsD.the cars can go 450 kilometers an hour
【小题2】The usual size of cars today are________that of future cars.
A.smaller thanB.the same asC.three times as large asD.a little larger than
【小题3】We can learn from the passage that________.
A.big cars cost less to own and to drive
B.the cars of the future will be much smaller than today’s cars
C.big cars are not useful for long trips
D.small cars are faster than big ones
【小题4】The street will be less crowded in the future because________.
A.there will be fewer carsB.there will be fewer people in the street
C.driving future cars will be safeD.future cars will be much smaller
【小题5】Two sets of roads may be needed in the future because________.
A.there will be too many cars in the future
B.more and more people will get around a city
C.big cars will be used along with the small ones
D.it looks more beautiful to have two sets of roads


【小题1】A
【小题2】C
【小题3】B
【小题4】D
【小题5】C

解析试题分析:这篇短文中作者主要描述了未来的一种小型汽车的应用,并详细介绍了使用这种汽车的好处。
【小题1】根据第一段If everyone drives such cars in the future,there will be less pollution from the cars.推理可知,当今人们开大汽车,故选A。
【小题2】根据第一段Three such cars can park in the space now needed for one car of the usual size.推理可知,现在的汽车的大小是未来汽车的三倍,故选C。
【小题3】根据第一段Three such cars can park in the space now needed for one car of the usual size.描述,可知未来的汽车会比现在的汽车小得多,故选B。
【小题4】根据第一段A kind of little cars may some day take the place of today’s cars.……and the streets will be less crowded.描述,可知选D。
【小题5】根据最后一段Some roads will be used for the big,quick cars and other roads will be needed for the slower,smaller ones.描述,可知选C。
考点:关于一种小型汽车的科普性说明文阅读
点评:本文难度较大,个别小题需要根据相关内容进行推理总结。首先要认真阅读短文,注意前后联系,掌握短文大意,然后带着问题再读短文,找出相关段落,分析总结,判断出正确选项。文章所设试题主要考察细节查找,做题关键是找出原文的根据,认真核查小题和原文的异同。

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Antifreeze is a liquid(液体) that is added to water to keep it from freezing. When water freezes and turns to ice,it expands(膨胀).The force of water expanding is so great that it will break the hardest metal.Water is used in car engines(发动机) to keep them cool while they run,and if this water is allowed to freeze in winter it can break the iron block of the engine.That is why antifreeze is necessary.
Water freezes at 0℃;the usual kind of antifreeze will not freeze until the temperature is-40℃.A mixture(混合物) of five parts of water and four parts of antifreeze will prevent freezing at-18℃;four parts of water and five parts of antifreeze reduce this to -22℃.
Alcohol is a kind of good antifreeze,but when the air is running it becomes hot and the alcohol boils away,so it must be changed very often.Most people use antifreeze that does not boil away when the engine is running.There are several chemicals that do this.One of the most popular is called ethylene glycol.
【小题1】people use ________ to keep car engines cool.

A.antifreezeB.waterC.alcoholD.ethylene glycol.
【小题2】The usual kind of antifreeze freezes at ________.
A.0℃B.-18℃C.-22℃D.-40℃
【小题3】We use antifreeze in order to ________.
A.keep alcohol in water
B.stop ice from becoming water
C.make the freezing point of water lower
D.raise the freezing point of water
【小题4】Besides alcohol,________ is another kind of popular antifreeze.
A.waterB.ethylene glycolC.any chemicalD.any mixture
【小题5】The text is written to ________.
A.tell us what antifreeze is
B.make people buy antifreeze
C.tell us that cars need antifreeze
D.show us how to protect car engines

 

 

Carrots(胡萝卜) are grown on farms and in small family gardens all over the world. They are easy to plant and easy to harvest(收获). They have a good taste.

When people think about carrots, they usually think they are a kind of long, thin, orange-colored vegetable. In fact, carrots are in many different sizes and shapes. And not all carrots are orange.

Carrots should be grown in a field that does not have water for a long time. The earth also should not be too hard. To prepare your carrot garden, dig up the earth and turn it over(翻土). 

Weather, soil condition(土壤状况), and time affect(影响) the taste of carrots. Warm days and cool nights are the best time to grow great delicious carrots.

The best way to decide if a carrot is ready to be harvested is by its color. Usually, the brighter the color is, the better the taste is.

Most people do not know that carrots can be grown during the winter months. If the winter is not cold enough to freeze the ground, you can grow carrots the same way as you do during the summer months.

Carrots are prepared and eaten in many different ways. They are cut into thin pieces and cooked with other vegetables or meat. Or, they are washed, and eaten just as they come out of the ground.

1.Carrots are easy to plant but hard to harvest.

2.Carrots should be grown in a field without water for a long time.

3.The best way to decide if a carrot is ready to be harvested is by its size.

4.Everyone knows that carrots can be grown during the winter months.

5.We can prepare and eat carrots in many different ways.

 

It's a fine day. The White family get up at seven o'clock. They have breakfast at seven forty. And then they go to the park. They take a basket of food and a carpet(地毯). The park is not far from their home, so they ride bikes there. Then they get to the park, it's half past eight. Mr. and Mrs. White are talking with each other. Their son, ted, is playing with a ball. Their daughter, Jenny, is taking photos.

After about an hour, Ted and Jenny sit down to relax. At that time, they see a squirrel eating a pine nut(松子)in a big tree. When they see the squirrel eating, they feel hungry(饥饿的). They go to help their parents take the food out of the basket. Ted has a hamburger. Hamburgers are his favorite food. Jenny has an apple. Mr. and Mrs. White have some bread. They have a great time in the park.

1.What do the family take to the park?

A.A basket of food and a book.               B.A carpet and a dog.

C.A basket of food and a carpet.              D.Food and clothes.

2.When do they get to the park?

A.At 8:30 a.m.       B.At 8:00 a.m.        C.At 7:40 a.m.        D.At 7:00 a.m.

3.What is Jenny doing in the park?

A.She is reading a book.                    B.She is taking photos.

C.She is playing with a ball.                  D.She is drawing pictures.

4.What does the underlined word "squirrel" refer to(指)?

A.A kind of fruit.      B.A kind of animal.    C.A kind of drink.     D.A kind of sport.

5.Which of the following is NOT true?

A.The White family ride bikes to the park.      B.Ted plays with a ball for about an hour.

C.Four people are in Mr. White's family.        D.Hamburgers are Jenny's favorite food.

 

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