1970 was the World Conservation(保护)Year. Everyone must know that the world is in danger.   16    is one example of the   17  .At one time there were 1,300 different kinds of trees and flowers in Holland(荷兰),but now only 866 remain(继续存在),   18  have been destroyed by modern man. We are changing the earth, the air and the water, and    19  that grows and lives. If we go on like this , we shall destroy ourselves.

   What will happen in the future? Perhaps   20    is more important to ask “What must we do now?” The people who will be living in the world tomorrow are   21   young of today. A lot of them know that conservation is necessary. Many are helping to save   22 .

   Now fifteen million young people in many countries are studying   23   and the country around him. In some countries they spend much time as “conservation volunteers.” They plant trees and help to   24   wild birds and animals.

   But everyone,   25  young people, must work to save our world.

1.A. Here       B. It            C. He          D. There

2.A.trouble      B. question       C. problem     D. difficult

3.A.some       B. others         C. the other     D. the others

4.A.everything   B. nothing        C. something   D. all things

5.A.this         B. that           C. one        D. it

6.A.a           B. an            C. /           D. the

7.A.ourselves    B. our world       C. our lives    D. living things

8.A.man       B. men        C. a man       D. the men

9.A.find       B. protect      C. catch        D. keep

10.A.not only    B. except      C.  also       D. together with

Earth Day is on April 22nd. People say thanks to the Earth and learn ways to keep the Earth safe and clean. But saving the Earth is not just for grow-ups. Kids are also taking an active part in it.
The American writer and filmmaker Lynne made a film called Young Voices for the Planet. It lists a lot of stories about different kids who help to keep our environment clean.
Team Marine, US  A group of students at Santa Monica High School started an organization called Team Marine. They tell people why plastic bags are bad for sea animals and environment. In 2011, they successfully made lawmakers (立法者) in their city stop people using plastic bags.
Felix, 15, Germany  In 2007, a 9-year-old boy, Felix, started a club，Plant for the Planet. It encourages children around the world to plant trees in their own countries. Felix helped plant 25 million trees in Germany and 120 million trees worldwide.
Alec, 17, US  When he was 12, Alec set up Kids VS Global (全球的) Warming. It teaches kids about weather change and ways to stop the world getting warmer and warmer. Alec travels widely to encourage people to help stop global warming. He has given more than 70 talks across the country.
Olivia, 13, US  When Olivia was 11, she heard about the 2010 oil spill (漏油) in the Gulf of Mexico. She painted 500 pictures of birds to raise money for the clean-up. She raised more than $200,000 to protect (保护) birds and other wild animals.
【小题1】What is the purpose of setting up the “Earth Day” and who can do something for the Earth?

完形填空

　　1970 was World Conservation(保护) Year. Everyone must know that the world is in danger. 1 is one example of the 2 . At one time there were 1300 different kinds of trees and flowers in Holland(荷兰), but now only 866 remains(继续存在). 3 have been destroyed by modem man. We are changing the earth, the air and the water, and 4 that grows and lives. If we go on like this, we shall destroy ourselves.

　　What will happen in the future? Perhaps 5 is more important to ask“What must we do now?”The people who will be living in the world tomorrow are 6 young of today. A lot of them know that conservation is necessary. Many are helping to save 7 .

　　Now fifteen million young people in many countries are studying 8 and the country around him. In some countries they spend much time as“Conservation Volunteers(志愿者).”They plant trees and help to 9 wild birds and animals.

　　But everyone, 10 young people, must work to save our world.

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