四、新情境 谈论地球日活动 地球日是全球人类共同关注环保的日子。在以下对话中,Mike 和 A 分享了他在农场的植树经历。请从方框中选择合适的句子补全对话,加入这场地球日活动的讨论。
A: Hi, Mike! I called you yesterday. But no one answered. 1.
B: I was on a farm with my family.
A: 2.
B: We planted some trees and watered them.
A: Planted trees? Why? It was not Tree Planting Day.
B: You know, it was 22nd April. 3. We wanted to do something for the Earth.
A: You're great. 4. I'm going there this Saturday. 5.
B: My uncle drives his car there every weekend. You can go with him.
A. What did you do there?
B. How can I go to the farm?
C. Trees help keep the air clean.
D. It was Earth Day.
E. Where were you?

五、根据首字母提示完成短文。
Bobby and Sam are d a project. They want to make a poster and tell all the s about protecting the Earth. Sam is drawing the Earth. Bobby is drawing some bananas on the t. Billy is drawing a rubbish b. Look! They're p the poster a the school gate.

六、完形填空。
With the development of our life,rubbish pollution(污染) becomes a big problem for the Earth. We throw away 1 almost every day. Do you know 2 rubbish goes? 3 of it goes into the sea(海洋). People throw rubbish into the sea. Wind can blow rubbish into the sea. Rain can 4 rubbish into rivers. Then the 5 carry the rubbish to the sea. In some places,the sea looks dirty.
There are five large rubbish patches(垃圾带) in the sea. The largest one is in the Great Pacific(太平洋). Scientists say that the patch is 6 even bigger(更大) than before. Most of the rubbish is 7,such as bottles,bags and fishing nets. The plastic will hurt sea animals and the water is 8 clean. Scientists are trying many ways to 9 the rubbish in the sea. They ask more people to 10 the sea.
()1. A. rubbish
B. bottles
C. nets
()2. A. when
B. why
C. where
()3. A. Many
B. Lot
C. Most
()4. A. makes
B. wash
C. help
()5. A. river
B. rivers
C. sea
()6. A. get
B. gets
C. getting
()7. A. plastic
B. paper
C. glass
()8. A. very
B. also
C. not
()9. A. clean up
B. climb up
C. put up
()10. A. keep
B. protect
C. leave