初中英语Unit 4 Save the trees.完整版ppt课件

这是一份初中英语Unit 4 Save the trees.完整版ppt课件，共23页。PPT课件主要包含了Reading，Vocabulary等内容，欢迎下载使用。

Getting ready
In this unit, we are ging t talk abut anther f man’s best friends n Earth, trees.
Backgrund knwledge
Hw much d yu knw abut trees? Try the shrt quiz belw.
Brainstrming
What d trees d fr us ?
Trees are majr fighters against air pllutin.
Trees take in harmful gases frm the air and prduce xygen fr us t breathe.
Lk at the pictures n page 45. Then answer the questin belw.
Trees take in harmful gases frm the air and make xygen fr us t breathe.
Befre yu read
Lk at the title f the interview n page 45. Then answer the questin belw.
Many f the things in ur daily lives cme frm trees. Fr example ,paper pencils, and chairs.
Trees in ur daily lives Rebecca wants t knw mre abut trees and hw they help us. She is interviewing Dr Jnes abut trees.
Read the first part f the cnversatin and answer the fllwing questin.
Why are trees majr fighters against air pllutin?
Cmprehensin
They keep the air cl and clean. They take in harmful gases frm the air. They prduce xygen fr us t breathe.
Read the secnd part f the cnversatin and answer the fllwing questin.
What can we get frm trees?
FruitOil Tea and furniture
Read the third part f the cnversatin and answer the fllwing questin.
Hw many trees d peple cut dwn every year?
Peple cut dwn millins f trees every year.
Trees in ur daily lives
Cmprehensin
air pllutin
cl and clean
harmful gases
mre cnvenient
cme frm trees
Review the text
Repeat the text after the tape.