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

Have you ever hoped a toy balloon? They are very light. But there are much bigger balloons can fly very high up in the sky. They are big enough to carry people. They are called hot-air balloons.

To make a hot-air balloon go up, turn on the burner(燃烧器). That will make the air inside the balloon hotter. Then the balloon will go up.

To make the balloon go down, turn off the burner. The air inside the balloon will get cooler. Then the balloon will go down. Underneath(在….下面) the balloon there is a large basket. That is where the pilot and the passengers go.

The burner is just above the basket. You can stand in the basket and turn the burner on and off. The balloon will go where the wind is blowing the right way! Do you want the balloon to go somewhere special? First make sure the wind is blowing the right way!

People have been flying in hot-air balloons for over two hundred years. Before planes it was the only way of flying. Today people fly in hot-air balloon for fun. Some people like to race hot-air balloons.

1.A hot-air balloon is ____

A．smaller than a toy balloon                 B．bigger than a toy balloon

C．the same as a toy balloon                 D．lighter than a toy balloon

2.Where will you sit if you want to fly in the balloon?

A．Inside the basket                        B．On top of the balloon

C．Under the basket                       D．Inside the balloon

3.You want the balloon to go up. So you will ____

A．jump out of the balloon

B．let the air out of the balloon

C．make the air inside the balloon hotter

D．let the air inside the balloon cool down

4.Now you are high up in the sky. If you want the balloon go down, you will _____

A．make your friends go out of the basket

B．make a hole in the balloon with a knife

C．make the air inside the balloon hotter

D．make the air inside the balloon cooler

5. Now everything is all right! The balloon is flying across the sky. Where are you going?

A．Towards the sun                        B．To the seaside

C．Where the wind blows you.                D．To the nearest mountains

There is a bridge ________ the river.

A. over

B. above

C. on

D. under