If you are watching TV and you cannot easily run away by getting out through the door or window，then lie down andcurl up(蜷伏) next to a sofa，or a large chair.
Never go to the stairs.The stairs are a likely part of the building to be broken.Even if the stairs are not destroyed bythe earthquake，they may fall down later when people run down.
Try to get into an open area away from trees，buildings，walls，advertisement boards and power lines if you are out doors.
If you are driving when an earthquake suddenly happens，just stay in your car until the shaking ends.However，if the footbridge falls and breaks your car，get out of it and sit or lie next to it.All the broken cars have voids 3 feet high next to it.
34.What should you do if you are in a building when an earthquake happens？
A.Rush out quickly.
B.Sit in the kitchen.
C.Stay below strong objects.
D.Go down the stairs.
35.The underlined word“void”in Paragraph 3 means “_____”.
A.space
B.seat
C.distance
D.sign
36.If you are inside a car when there is a sudden earthquake，you should.
A.get out of it
B.keep inside it
C.move away fast
D.stay under the footbridge
C
What's the red star in the sky through a telescope(望远镜)？ It is Mars.Do you want to know more about it？ Take the“Mars Orbit Express”！
“Mars Orbit Express”is a space probe(探测器).It was sent towards Mars by American scientists on August 12th，2005.Its tasks are to study Mars atmosphere and return photos to Earth.But before that“Mars Orbit Express”must travelabout 100 hundred million kilometers and seven months.It reached Mars orbit(轨道) in March，2006.
Mars and Earth have similar weight and size.However，Mars is closer to the sun than Earth.Mars is very cold.Theaverage temperature is below 50℃.The temperature at noon only reaches 20℃ during a Mars day.Its atmosphere is mostly CO2.It has much sand and two moons-Phobos and Deimos.
Scientists think Earth and Mars had similar beginnings 4.6 billion years ago.But while Earth supports millions oflives，Mars becomes bad.“Earth easily could have turned out like that，”said an American scientist.“It is important forus to find out why，and‘Mars Orbit Express’should do that.”“Mars Orbit Express”also would help scientists to learnwhat might happen to Earth in the future.“Mars Orbit Express”would work for about four years.
38.What can you see through a telescope when watching Mars？
A.Much sand.
B.A red star.
C.Its atmosphere.
D.Its size.
39.One of the tasks of Mars Orbit Express is.
A.taking pictures of Mars
B.studying the weight of Mars
C.finding out the distance between Earth and Mars
D.telling the time it takes to go from Earth to Mars
40.Compared with Earth，.
A.Mars has a long history
B.Mars is big and heavy
C.Mars is close to the sun
D.Mars atmosphere is mainly O2
41.Which might be the proper title for the passage？
A.Mars：differences from Earth
B.A probe：to learn more about Mars
C.Mars：change of temperature
D.A probe：to tell the future of Earth
D
Mrs.Thompson came to the 5th grade class and noticed that Teddy was always alone.Also，he did badly in his studies.When she reviewed Teddy's past records，she found he was a good child at first，but he began to change when hismother got ill.Finally he lost interest in school after his mother's death.
Mrs.Thompson realized the problem and felt sorry for him.She felt even worse when her students brought her beautifullycovered Christmas presents.His presents were covered with some old paper.Some children laughed when she found abracelet(手镯) with some of the stones missing，and a bottle with a little perfume(香水).But she said how pretty thebracelet was，putting it on，and dabbing some perfume on her hand.Teddy stayed after school for a long time just to say，“Mrs.Thompson，today you smelled just like my mom used to.”After the child left，she cried for quite a long time.
On that very day，she taught not only knowledge but also children.As she worked with Teddy，his mind seemed tocome alive.By the end of the year，Teddy had become one of the smartest children in the class.
A year later，Teddy left school.She found a note under her door，from Teddy，saying that she was the best teacher heever had in his life.After that，these words were repeated in each of his letters to her.
Then after he finished college.Teddy wrote telling her that he had met a pretty girl and was going to get married.Heexplained that his father was dead，and that he wondered if Mrs.Thompson might sit at the wedding in the place for themother of the groom(新郎).
Of course，Mrs.Thompson did.She wore the bracelet and the perfume that Teddy remembered his mother wearing ontheir last Christmas together.
They hugged(拥抱) each other，and Teddy whispered in Mrs.Thompson's ear，“Thank you，Mrs.Thompson，formaking me feel important，and showing me that I could make a difference.”
Mrs.Thompson，with tears in her eyes，whispered back，“Teddy，it's not like that.You were the one who taught methat I could make a difference.I didn't know how to teach until I met you.”
42.What made Teddy change before Mrs.Thompson came？
A.His mother's illness and death.
B.His classmates laughing at him.
C.His past records by his teachers.
D.His interest in some other things.
43.Teddy left a note for Mrs.Thompson when he left school mainly to say.
A.sorry
B.hello
C.thanks
D.goodbye