powerful engine needs to be careful."可知。

　　2．The underlined word"propelled"in the second paragraph means"________"．

　　A．repaired B．raised

　　C．pushed forward D．made

　　解析：选C。词义猜测题。propelled意为"驱动"。

　　3．It can be inferred from the passage that________．

　　A．a driver must know the rules of safety

　　B．a driver only needs to be able to tell red from green

　　C．an eye test is an important part of a driver's examination

　　D．greater attention is needed for a driver while driving a machine

　　解析：选C。推理判断题。从尾段的"In order to drive today，a person must be able to see clearly..."可以得出答案。

　　4．Which of the following is NOT true?

　　A．A driver must be able to see and hear well.

　　B．The driver of a car must follow the rules of safety.

　　C．Horses are known to have saved their drivers from injury.

　　D．It is better for vehicles to be pulled by horses than to be pushed by engines.

　　解析：选D。推理判断题。A、B、C选项都可以从文章中找到依据，D项无判断依据。马车虽然比汽车更安全，但汽车的速度快，只要司机开车时小心，汽车比马车有更大的优越性。

　　Ⅲ.完形填空

　　Below are some of the heart­warming scenes that I witnessed and heard from others after the earthquake and flood.

　　In the supermarket，where goods of all the shelves __1__，people were picking up things so quickly together，and then __2__ standing in line to buy food.Instead of creating panic(恐慌)and __3__ as much as possible，they bought as little as they __4__．

　　When I was walking home，there was a lady __5__ a sign that said，"Please use our toilet." She was __6__ her house for people to go to the restroom.I also saw an old lady at a bakery shop__7__ free bread.They made my heart __8__．

　　A boy was saved because he climbed up on top of the roof of a store during the flood.The flood __9__ so suddenly that he just saw people below trying to climb onto the roof，but failed.They were __10__ by the flood.To help others，he kept filming them __11__ their loved ones could see.

　　A foreign friend told me that she was __12__ to see a long queue form so neatly(整齐地)behind one public phone.Everyone waited __13__ to use the phone though they must have been so eager to call their families.

The __14__ was horrible(可怕的)！Only one car could move __15__ at a green light.But