英语七年级下册（2024）Unit 3 Trees and usSection 1集体备课ppt课件

这是一份英语七年级下册（2024）Unit 3 Trees and usSection 1集体备课ppt课件，共21页。PPT课件主要包含了目录页标题，fruit，trunk，flower，oxygen，opinion，fact，be made of，silent， treat 等内容，欢迎下载使用。
Learning bjectives
通过本课时学习，学生能够：1. 深入学习篇章结构，梳理文章大意，获取关于树木的重要性的相关内容；2. 获取并掌握文章中的细节内容和相关表达，完成填空及阅读策略等相关任务；3. 通过所学重点单词和表达，复述树木的作用以及重要性；4. 认识到树木的重要性，增强环保意识。
1. What wuld happen if all trees were cut dwn?
2. Hw d yu feel after watching the vide?
Trees are very imprtant. We must prtect trees tgether!
All animals wuld g extinct(灭绝的) and humans wuldn’t be able t survive(生存).
Hw much d yu knw abut trees? Let’s label the different parts f a tree with the given wrds.
leaf（leaves）
Talk in pairs abut what trees d fr us.
What d trees d fr us?
What else d trees d fr us?
They als take in greenhuse gases like CO2. ...
Think：Trees can als ...
They prvide us with different fruits.
The text type f this passage is .A. narratin (记叙文）B. argumentatin (议论文)C. expsitin (说明文)D. nvel (小说)
It’s mainly abut sme facts abut trees and the imprtance f trees.
What is the passage mainly abut?(Pay attentin t the intrductin, title, pictures and the first sentence f each paragraph.)
Trees are imprtant fr all living things.
We need t d mre t prtect trees.
Trees are everywhere.
Trees make ur lives mre cnvenient.
Skim the passage and match each paragraph with its main idea.
What d trees d fr us?Trees are very imprtant fr all living things n Earth.•Frests are hme t _______________________.•Trees take in ______________________and prduce _________.•Trees als make ur lives ___________________.•Things like _________________ cme frm trees.•A lt f the furniture in ur hmes ________________.•We get __________________________ frm trees (e.g. tea).
animals, insects and plants
greenhuse gases like CO2
mre cnvenient
paper and pencils
is made f wd
delicius fruit and wnderful drinks
Q1: What is the purpse f the article? What des the writer want t tell us?This article shws us the imprtance f trees in ur daily lives. And the writer wants t tell us t prtect them.Q2: Hw d yu understand the sentence “We can’t imagine a wrld withut them (line 17)”?Trees are imprtant fr us and they d s much fr us, s we can’t live withut them.
Facts are true pieces f infrmatin abut the wrld.Opinins are peple’s persnal feelings and beliefs.
Frests are a safe place fr animals, insects and plants t live.Many f the things arund us, such as paper and pencils, cme frm trees.Trees als prvide us with delicius fruit and wnderful drinks. We are cutting dwn frests all arund the
In fact, trees are very imprtant fr all living things n Earth.Trees make ur lives mre cnvenient.We can’t imagine a wrld withut them.Hwever, humans are nt treating trees in a kind way.We need t d mre t prtect trees and save ur
Read the article again and find mre facts and pinins in it.
Retell the imprtance f trees.
Frests are a safe place fr...
take in/ prduce
make tea frm...
Our silent friendsFrm the deepest frests t ur twns and cities, trees are all arund us.We share ur wrld with trees.They are ur silent friends, but we ften verlk them.In fact, trees are very imprtant fr all living things n Earth. T begin with, frests are a safe place fr animals, insects and plants t live. Trees are als gd fr us humans because they take in greenhuse gases like CO2 and prduce xygen.This means they help create a clean envirnment fr everyne n this planet.
create [kriˈeɪt] v.创建;创造
xygen [ˈɒksɪdʒən] n.氧气;氧
human [ˈhjuːmən] n.人
silent [ˈsaɪlənt] adj.不说话的；沉默的
envirnment [ɪnˈvaɪrənmənt] n.自然环境
verlk [ˌəʊvəˈlʊk] v.未注意到；忽略
Trees make ur lives mre cnvenient. Many f the things arund us, such as paper and pencils, cme frm trees. Just1k arund yur rm—a lt f the furniture is made f wd.Trees als prvide us with delicius fruit and wnderful drinks. Fr example, we can make tea frm the leaves f the tea tree.Trees d s much fr us.We can’t imagine a wrld withut them. Hwever, humans are nt treating trees in a kind way. We are cutting dwn frests all arund the wrld. We are plluting the water and the air, and this harms trees. All these things are a big prblem. We need t d mre t prtect trees and save ur planet.
furniture[ˈfɜːnɪtʃə(r)] n.(可移动的)家具
treat [triːt] v.以……态度对待;以……方式对待
pllute [pəˈluːt] v.污染;弄脏
wd [wʊd] n.木;木头
harm [hɑːm]n. 伤害;损害v. 伤害;损害
(1) nt making any sund __________(2) a gas we need in rder t live________(3) easy; easy t d __________(4) a hard material used fr making tables, chairs, pencils, etc. ___________(5) t act in a certain way twards smene r smething ____________
Read the article again and find wrds with similar meanings.
cnvenient
Tday is Tree Planting Day, and we are ging t fcus n the many benefits f trees!We d nt ften think abut the trees arund us. They are (1)__________: they dn’t cmplain, n matter hw we (2)__________them. Hwever, trees are very imprtant fr all living things n this planet, s we shuld be kind t them.T begin with, they prvide us with (3)__________ and clean the air fr us. Trees als make ur daily lives easier and mre(4)__________. Fr example, we use the (5)___________ frm trees t make furniture. We als use it t prduce paper.In shrt, we cannt live withut trees.
cnvenient treat xygen wd silent
Fill in the blanks with the wrds belw.
careful 小心的
helpful 有帮助的
hpeful 充满希望的
careless 粗心的
hpeless 绝望的
helpless 无助的
Read the rule belw and give mre examples.
Imagine yu were a tree. What wuld yu like t tell human beings?
Explain why trees are imprtant and hw humans are harming trees. Use the wrds and expressins belw.
cnvenient drink envirnment fruit wd be made f prduce xygen take in greenhuse gases Trees prvide us with ...
e.g. Hell, I am a tree. I want t tell yu hw imprtant trees are. Trees prvide humans with many things, such as wd, fruit and drinks. Yur pencils and desks are made f wd, which makes yur lives cnvenient. Trees are like big green lungs. We take in greenhuse gases and prduce xygen. This helps clean the air and prtects the envirnment. But humans are harming us. T many trees are cut dwn every year. This is bad fr the envirnment. Please prtect us. Save trees and make the wrld a better place.
1. Finish the writing.2. Read the passage fluently and recite the key wrds and phrases.3. Practise intrducing the imprtance f trees accrding t the mind map.