1、本网站免费注册后即可以下载，点击开通VIP会员可无限免费下载！
2、资料一般为word或PPT文档。建议使用IE9以上浏览器或360、谷歌、火狐浏览器浏览本站。
3、有任何下载问题，请联系微信客服。
扫描下方二维码，添加微信客服
--- our friends on Earth.
2
Background knowledge
How much do you know about trees?
Try the short quiz below.
fruit
branch
leaf
root
Look at the pictures on page 45. Then answer the question below.
Trees take in harmful gases from the air and make oxygen for us to breathe.
4
Reading
Trees in our daily lives
Rebecca wants to know more about trees and how they help us.
She is interviewing Dr Jones about trees.
3
Before you read
Look at the title of the interview on page 45.
Then answer the question below.
Many of the things in our daily lives come from trees.
For example , paper pencils, and chairs.
Read the first part of the conversation and answer the following question.
How do trees help us?
Comprehension
They keep the air cool and clean.
They take in harmful gases from the air and
produce oxygen for us to breathe.
They are major fighters against air pollution
Read the second part of the conversation and answer the following question.