听下面一段对话，回答第1～2题。
1. What are the speakers talking about?
A. Making a poster. B. The beautiful Earth. C. The problems the Earth faces.
2. How many parts will there be on the poster?
A. Two. B. Three. C. Four.

1. A 2. B

听下面一段对话，回答第3～4题。
3. What are the speakers doing?
A. They're reading a book.
B. They're drawing pictures.
C. They're doing a geography project.
4. How do they feel about living on Earth?
A. Warm.
B. Perfect.
C. Lucky.

3. A 4. C

听下面一段对话，回答第5～6题。
5. What is the main topic of the conversation?
A. How to search for information online.
B. Environmental problems on Earth.
C. How to make a poster about animals.
6. What do the speakers plan to do at the end of the talk?
A. Stop using plastic bags.
B. Search for more articles online.
C. Make a poster about the problems.

5. B 6. C

第二节 回答问题（每小题1分，共4分）
7. When will the students meet?

8. What will they do first?

9. Where will they plant trees?

10. What should they bring?

7. They will meet at 9 a. m. on Saturday. 8. They will pick up rubbish first. 9. They will plant some trees around the lake. 10. They should bring their lunch box and water bottle.