Earth Day is on April 22nd. It was started by an American-Nelson. In 1970, about 20 million Americans
celebrated the first Earth Day. 
      Every day, we take important things from the earth, like trees, water, and oil. Our factories, cars, and
garbage (垃圾) make the air, water, and land dirty. If we are not careful, we will have no trees, no clean water
and air, and no food. 
      Earth Day tells us to be kind to the earth. Use less water, plant more trees…… 
      The earth is ours, so we should help the earth everyday, not just on Earth Day!

1. When is the Earth Day?

[     ]

A. On April 21st.
B. On April 22nd.
C. On April 2nd.

2. Who celebrate the first Earth Day?

[     ]

A. Americans.
B. Chinese.
C. All the people on the earth.

3. What is the article (短文) about?

[     ]

A. Nelson started the Earth Day.
B. We should help the earth on Earth Day.
C. Protecting the earth is very important.

仿照例句，将句子补充完整。（不可以抄写例句中的画线部分）
例: Earth Day tells us to be kind to the earth. Use less water, plant more trees……
     What should you or shouldn't you do to the earth?
4. _____________________________________________________________________
5. _____________________________________________________________________

(A)请将对话中所缺的句子补充完整。
A: Hello! This is Tom speaking. Can I speak to Mary?
B: 1________________, Tom. How are you?
A: 2________________. Let's go to the library this afternoon, OK?
B: That's good. But, how can we get there?
A: That's easy. First come to my home by bike. Then we take the No.6 bus to the library.
    There is a book show in the library. We can buy some cartoon books.
B: Great! I'll get your home at 2 o'clock.
A: See you then.
B: 3________________
(B)根据对话内容回答问题。
4. Where do they want to go?
________________________________________________
5. How do they go there?
________________________________________________

                                                                     Seasons      
      These are four seasons in a year: winter, spring, summer and fall. In winter, we put on our hats, scarfs,
mittens and winter boots. We can skate on the ice and make snowman. Sometimes we make snowballs and 
throw them. In spring, it's warm and rainy. The flowers bloom. We take off our winter clothes. We can splash 
in the rain. Summer is hot. We put on our shorts, T-shirt and sandals. There are many people in the swimming 
pool. In fall, the weather is cool. We take off our shorts and T-shirt. We put on pants and a sweater.
1. How many seasons in a year?
___________________________________
2. What can we do in winter? 
___________________________________
3. What do we wear in summer?  
___________________________________
4. Which season is the hottest?
___________________________________ 
5. Which season is the coldest?
___________________________________