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    Cars are lots of funbut they could also be dangerous.We have to be careful when we drive them or ride in them.

    It's always a good idea to put on your seat belt when you're in a car.WhyThink about this exampleYou put an egg on a skateboard and give it a push.If the skateboard hits a stoneit will stopbut the egg won't.It will fly through the airhit the ground and break.

    Nowthink what would happen if you tied the egg to the skateboard.When the skateboard hits a stonethe egg won't go flyingit will stay safely on the skateboard.

    Volvoa famous Swedish carmakerwas the first to use seat belts in 1849.

    Air bags are also very important for car safetybecause sometimes a seat belt isn't enough.If the car is going really fast and runs into somethingseat belts could even hurt the people who wear them.Most new cars have air bags in front of and next to the seats.When a car hits somethingits air bags will come out quickly in less than one second to keep the people inside safe.

    (  ) 1.The passage mainly tells us ______.

    Atwo important ways to keep safe in cars

    Bhow air bags work to make cars safe

    Chow seat belts work to make cars safe

    (  ) 2.The writer gives the example of the egg to ______.

    Atell us that eggs are easy to break

    Bshow how to wear a seat belt

    Cshow why it's important to wear a seat belt in a car

    (  ) 3.Seat belts can make us safer because ______.

    Awe are interested in them

    Bthey can stop us from hitting other cars

    Cthey can help us stay safely on the seats

    (  ) 4.Air bags are important for cars because ______.

    Athey are made of plastic

    Bthey can also help us to keep safe in a car

    Cthey can keep cars running slowly

    (  )5.Which of the following is TRUE according to this passage?

    AIt won't be dangerous if there are seat belts or air bags in a car.

    BNow most of new cars still have only one air bag.

    CVolvo was the first to use seat belts.

    答案

    1.A 整体理解题。通读文章可知文章介绍了驾车和乘车时系安全带自我保护的原理,安全气囊是如何保护驾车人和乘车人安全的。

    2C 细节理解题。通读文章第二、三段可知由鸡蛋系在滑板上再碰石头,而鸡蛋不破的原理来告知人们乘车驾车系安全带的重要性。

    3C 推理判断题。由鸡蛋系在滑板上再碰石头而鸡蛋不破的原理可知系安全带可以在座位上处于安全状态。

    4B 细节理解题。由“When a car hits somethingits air bags will come out quickly in less than one second to keep the people inside safe.”可知当汽车发生相撞时,安全气囊打开同样起到保护安全的作用。

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    5C 整体理解题。通读全文由“Volvoa famous Swedish carmakerwas the first to use seat belts in 1849.”可知。



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