初中英语牛津版 (深圳&广州)七年级下册（2012秋审查）Unit 4 Save the trees.说课ppt课件

这是一份初中英语牛津版 (深圳&广州)七年级下册（2012秋审查）Unit 4 Save the trees.说课ppt课件，共23页。PPT课件主要包含了Vocabulary，Summary，Homework等内容，欢迎下载使用。
1. ①在我看来，动物是人类的朋友。②首先，对于人类来说，与动物和谐相处是重要的。③第二，我们也应该尽我们的努力去保护他们。
Grade 7, Unit 4
In this unit, we are ging t talk abut anther f man’s best friends n Earth, trees.
Trees are prtecting ur Earth.
pine (n.) 松树
branch (n.) 树枝
fr example例如
leaf复数：leaves
Trees prvide us with many useful things.
is made f wd.
prvide sb. with sth. 给某人提供某物
Trees make ur lives cnvenient.(adj.) 方便的
(be) made f ...由制成
furniture[U] 家具/ˈfɜːnɪtʃə(r)/
air pllutin
prduce harmful gases
majr fighter
fight against与作斗争(过去式: fught)
take in ...吸收
(be) gd fr ...对有好处
Trees help us in many ways.
O2O2/ˈɒksɪdʒən/ xygen (n.) 氧气
Hwever, nw many peple cut dwn millins ftrees.
S, let's save and plant mre trees tgether.
carry away(v.) 搬;扛;背
大量的； 数以百万计的
a disease= an illness
(v.) 想像, 设想
In fact, planting trees is easy!
D ur best t plant mre trees and make ur envirnment better.
dig a hle(v.) 挖(过去式: dug)
water 浇水( v.)
Write dwn the names f the parts f a tree. Use the wrds frm the bx t help yu.
branch fruit leaf rt
A What d yu knw
They help fight against pllutin.They prvide us with wd, fruit, etc.They are hme t birds and animals.All f the abve.
Think and chse.
Skim the passage and answer the questins belw.(P45)
What is the type f the passage?pster海报advertisement广告newspaper articleinterviewdiaryletterWhat is the main idea f the passage?
What is the
f the passage?
Trees are imprtant in ur daily lives.
Read and finish the Ex n EW (39) P1
Reading task2
Deep thinking
▲ Why des Rebecca say “I can't imagine a wrld withut trees”?
In a wrd, nt saving the trees is plluting the Earth and ur hme.
Trees are ur friends. If we lve the trees and prtect the envirnment, ur wrld will becme better and better.
If we dn't save the trees:Our envirnment will becmewrse and wrse.There will be mre disasters (灾害) such as sand strms (沙尘暴) and typhns (台风).Peple will get diseases.
Trees are imprtant！
Trees make ur lives mre cnvenient.
Trees are majr fighters against air pllutin.
Supprting examples:They keep the air cl and clean.They take in harmful gases frm the air and prduce xygen fr us t breathe.
Many things in ur daily lives such as paper and pencils cme frm trees.We get fruit and il frm them. Tea als cmes frm the leaves f trees.A lt f furniture is made f wd.
S what shuld we d t prtecet the Earth? Think as many ways as yu can! Try t use sme linking wrds连词 and gd sentence patterns好句型.
1. Harmful gases are ________ peple’s health. a. gd fr b. bad fr2. Trees prduce xygen. They ________ xygen. a. take b. make3. Air pllutin is a majr prblem in the city. This prblem is ________. a. big and imprtant b. nt very imprtant4. Washing machines make ur lives mre cnvenient. With the help f them, ur lives becme ________. a. easier b. richer5. When yu imagine a picture, yu have it ________. a. n paper b. in mind
C1. The wrds in italics are frm the article n P45. Circle the crrect answers t cmplete the sentences.
All abut treesDid yu knw trees ________ xygen?Did yu knw trees help us fight ________ pllutin?Did yu knw the ________ in ur classrm is made f wd?Did yu knw trees make ur lives very ________?If yu want t knw mre abut trees, jin ur “All abut trees” talk at 4 p.m. n 26 Octber (Tuesday). We will interview Dr Jnes abut the lives f trees and their ________ uses.
against, cnvenient, furniture, majr, prduce
C2.Cmplete the passage belw with the wrds frm the bx .
S1: Why are trees s imprtant t peple?S2: Because they’re majr fighters against air pllutin.S1: Hw d trees fight against air pllutin?S2: They take in harmful gases frm the air and prduce xygen fr us t breathe. Trees als make ur lives mre cnvenient.S1: Hw?S2: Many things in ur daily lives cme frm trees, such as paper and pencils.S1: D ther things cme frm trees?S2: Yes. Fruit and il cme frm trees. Tea als cmes frm the leaves f trees. S1: Great!S2: A lt f furniture is made f wd t. S1: S trees are very imprtant in ur daily lives. I can’t imagine a wrld withut trees.S2:But peple are cutting dwn millins f trees every year.S1: We must stp ding this if we dn’t want a wrld withut trees.
Wrk in pairs
Read and fill in the blanks.
Trees help us in many ways. They ____ ______ air pullutin. They keep the air _____ and _____. They take in ______ _____ frm the air and ______ ______ fr us t breath. Trees make ur life mre _______. many f the things in ur daily lives cme frm trees, such as _____ and ______. They als gives us ______, _____ and ____. A lt f _________ is made f _______. S we shuld stp cutting dwn ______ f trees every year if we dn't want a wrld withut trees.
fight against
cl clean
harmful gases
paper pencils
il tea
Retelling time