一The smoke       factories makes the air dirty．

—No, I_______.

Jane: Hello, Kate.  This is Jane. How       your holiday?

Kate: Hi, Jane. It was fun. I      my aunt and uncle in Beijing. We      to the Great Wall and      Beijing Roast Duck. We had a great time. I also       with my cousins. They      short last year, but now they are tall and strong. How about you? What did you do during the holiday?

Jane: I       my homework and cleaned my room.

A．We should do our best every day．

B．It's World Earth Day!

C．What's the date today?

D．That's a good idea．

Kitty：Hi，Peter．      

Peter：Let me look at the calendar．Oh，it's 22^nd April．

Kitty：Wow!      

Peter：World Earth Day? I don't know before．What's that?

Kitty：It is to encourage people to save the Earth．

Peter：Oh! You mean we should do something to keep the Earth clean and healthy on this day．

Kitty：Yes，but not only one day．      

Peter：I think so．Let's do something after school today．

Kitty：Yes．      

Peter：See you then．

Kitty：See you!

  Now he      (not like)it any more．

  一I      (go)to the zoo．

      ?

       .

       ?

    We live on the Earth. The green and brown parts are forests and land. The blue parts are oceans. The Earth1very clean and beautiful in the past, but now some parts of the Earth2dirty. Sometimes people throw rubbish3rivers and oceans.  Sometimes people cut down too many trees. Smoke from cars and factories makes the air dirty. The Earth gets sick. So people should stop cutting down so many trees. People should plant4trees. People should stop throwing rubbish. People should stop using plastic bags. People should work together 5keep the Earth clean and healthy.

    Last Sunday, Mike and John visited some museums. They went to the car museum, the science museum and the insect museum. They saw many cars at the car museum. The cars were very beautiful and interesting. They took many pictures of the cars. They visited “The World of Robots” at the science museum. They saw many kinds of robots. There was a robot at the piano. He could play songs. Then they saw a robot dancer. He could move his head and arms. At last, they went to the insect museum. It was big. They also took many pictures of insects. They had a good time.

    During the summer holiday，Alice had a nice trip．First she took a plane from Changchun to Beijing．She went to the Great Wall．She was very tired．But she was  happy．She likes Beijing very much．Then she went to London by plane．She visited Big Ben，the clock tower．There were many museums in London．She learnt a lot there．People in London love eating fish and chips．She stayed in London for 5 days．Then she took a plane to Shanghai．Then she went to Changchun by plane．

根据短文，判断正误。

  Let's protect the Earth and the environment．People need to breath the fresh air．What should we do? These are the things we must do