初中英语沪教牛津版(六三制)七年级下册Unit 4 Save the trees.示范课课件ppt

这是一份初中英语沪教牛津版(六三制)七年级下册Unit 4 Save the trees.示范课课件ppt，共25页。PPT课件主要包含了Reading，Vocabulary，produce ，against，furniture，convenient，major，-ful，hopeful，helpful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.
Use: pencil, chpsticks, tables, chairs, paper, etc.
What can we get frm trees?
Hw much d yu knw abut trees? Try the shrt quiz belw.
A What d yu knw abut
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.
B Befre yu read
Lk at the pictures and 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.
2 What can we make frm trees? Write dwn three examples.
Trees in ur daily lives Rebecca wants t knw mre abut trees and hw they help us. She is interviewing Dr Jnes abut trees.
Cmprehensin
Trees in ur daily lives
D1 Read the interview n page 45 and cmplete the chart.
Trees in ur daily livesTress are majr fighters against ___________. They: keep the air _____________. take in _______________ frm the air and prduce xygen.Trees make ur lives ______________.Many f the things( and pencils)in ur daily lives _______________.We als get fruit, il and tea frm trees.A lt f furniture is _______________.
air pllutin
cl and clean
harmful gases
mre cnvenient
very imprtant
D2 Why des Rebecca says “I can’t imagine a wrld withut trees”? Discuss this with yur classmates.
Imagine if we dn’t prtect the trees, What will happen?
If we dn’t save the trees: Our envirnment will becme bad such as air pllutin. Lead t disaster such as sand strm and typhn. Peple will get the disease.
Nt saving the trees is plluting the earth and ur hme.
Our prmises
I prmise t write n bth sides f the paper!I prmise nt t cut dwn trees!I prmise t plant mre trees in the future!I prmise nt t use thrwaway chpsticks! …
Strategy study
Using suffixes t guess meanings
Lk at these tw sentences. D yu knw the meanings f “useful” and “harmful”?
Trees give us a lt f useful things. Trees take in harmful gases frm the air.
“Useful” and “harmful” bth end in -ful. It is a suffix meaning “full f”.
Can yu guess the meanings f the fllwing wrds?
Can yu give sme mre examples?
1.抄写单词短语。2.模仿录音的语音、语调，朗读课文。3.思考Cmprehensin D2的问题Why des Rebecca say “I can’t imagine a wrld withut trees”?。