20、Arbor Day All over the World

All Over the world,people are planting trees,caring for them, and learning about their value.A special day was set aside for planting trees.

Here in the United States,we call this tree-planting festival Arbor Day.In Japan,it is called Greening Week In Israel it is called the New Year's Day of the Trees.Korea has a Tree-Loving Week.Iceland has a Student's Afforestation Day.This means “to change open land into forest”.People in India celebrate a National Festival of Free Planting.Whatever people call this special time of year.they are saying that trees are important to us all.

    Arbor Day began in the United States in 1872 in Nebraska.J.Sterling Morton,a newspaperman,knew how important trees were to the land so he began the idea.The state(蛩)offered prizes to the groups and people who planted the most trees.On that first Arbor Day,the people of Nebraska planted more than one million trees.Today,Arbor Day is celebrated in all 50 states and around the world.

    Why trees are so important to us all:

    *Trees give us shade(树荫)to keep us and our homes cool on hot summer days.

    *Trees give off oxygen which you and I and animals need to breathe

    *Trees reduce(减少)noise pollution.

    *Trees provide a home and food for wildlife(野生生物).

    *Trees are beautiful to look at,nice to listen to,fun to explore,exciting to climb,and great to stream under.

1.We can infer(推断)from the article that the writer is from___________.

A.America               B.Japan                   C.Israel                     D.Iceland

2.Which is true about the first Arbor Day?

    A.It began in Nebraska,India.

    B.A book writer first thought of the idea.

    C.J Sterling Morton planted the most trees that day.

    D.The people who planted the most trees got the prize.

3.What is the importance of trees?

A.They keep us cool on hot days.   

B.They give off oxygen we breathe.

C.They provide a home and food for wildlife.

D.All of the above.

4.In China,we celebrate Tree Planting Day on __________.

A.March 2nd           B.March 12th            C.April 2nd         D.April 12th

19、Computer games are very popular.It is natural to want to win,so playing against a computer or against a friend on the computer can be difficult to stop “Just one more game,”often ruins into another game then another.

    Computer games do have their advantages.They are excellent for training. hand-eye coordination(协调).Surgeons(外科医生)today who played computer games as children are often more skilled than those who didn't.Computer games can also be great for teaching students.The students are open to learning while playing and can study for longer than a teacher would be able to teach.Students can also learn at their own speed and not feel pressured(有压力的)to match classmates.And practice makes perfect.

    But like anything else in life,things should be balanced.Too much time on the computer can hurl.your eyes.Regular breaks(间歇)are needed.If students cannot stop playing computer games,they won't do as well in other areas in their life-not just schoolwork,but in developing important social skills such as how to talk with people and how to work with others as part of a team.And if they aren't taking regular exercise their health will suffer(受苦).

    Computer games have their place,but people must also remember to lead well-balanced lives.

1.Computer games are good because________.

A.they train us to be good with our hands

B.they can replace teachers completely

C.they are good for our eyes

D.computers are cheap

2.Surgeons who played computer games as children may___________.

A.make worse surgeons   

B.make better surgeons

C.be no better than surgeons who didn't

D.be happy to do an operate on

3.According to the text,which of the following is not a disadvantage(缺点)of computer games?

A.The effect(影响)on our health.   

B.The effect on social skills.

C.The effect Oil our eye-hand coordination.

D.The effect on our eyes.

18、The greatest wonder of the natural world

    When I arrived.it was early morning and it was raining.I got out of the car, went through a gate and walked along a path.In the east,the sky was becoming light,but beside the path,it was still very dark.I knew it was there,but there was nothing to see

    After about a kilometer,a stranger appeared in front of me.“And I going the right way?”

I asked He knew where l was going.”Yes,”he replied,”you’ll there in five minutes.” Finally,I came to seine rocks.and stopped.I looked carefully over them, but it was still too dark to see anything.

Suddenly,the clouds cleared and the rain stopped The sun rose behind the and beyond the rocks.I saw that the ground fell away and down to a river,far below rile.I was on the edge of the Grand Canyon(峡谷),one of the wonders of the natural world.

I looked down to the Colorado River about 2 kilometers below me.If you put the three tallest buildings in the world at the bottom of the canyon,they still won't reach the top.Then I looked across to the other side of the canyon.How far is it? It's 20 kilometers, maybe more.Finally,I looked to my left and to my right,and on both sides the canyon disappeared into the distance …over 400 kilometers long.The Grand Canyon is not just big It's huge.

    That morning on the edge of the canyon,I asked myself a question.It's not “How deep is it?” or “How wide is it” Or “How long is it?” but “Is the Grand Canyon the greatest wonder anywhere in the natural world?” I know the answer.

1.Where may the passage come from?

A.A guidebook.                                        B.A grammar book. 

C.A dictionary                                               D.A diary.

2.Why was there nothing to see?

A.Because there was nothing.                    B.Because it was too dark.

    C.Because it was raining                              D.Because it was in the morning.

3.Where was the writer facing on the edge of the Grand Canyon?

A.To the south.                                        B.To the north   

C.To the east.                                             D.To the west

4.What is tile writer's purpose in writing this passage?

    A.To give facts about the Grand Canyon

    B.To tell how he feels about the Grand Canyon.

    C.To describe the Grand Canyon.

    D.To tell people to visit the Grand Canyon.

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