沪教版(深圳广州专用)七年级下 7B-UNIT4 save the trees
7B-unit 4 save the trees.(讲义)一必背单词：Save, pine, discuss, branch, root, fight, against, example, harmful, gas, produce, oxygen, major, convenient, furniture, imagine, disease, dig, hole, carry, container二必背短语：Take in, come from, for example, in fact, look around, (be) made of, millions of, (be) good for三课文详解：1.Discuss the importance of trees.Discuss vt. 讨论，谈论。
意义上相当于短语talk about后可接名词，动名词及when, why等引导的从句，但是不可以接that从句。
译：译我们应该面对面地讨论这个问题。
Discussion n. 讨论，谈论如：I can say nothing, the matter is still under discussion.译：有商讨的余地吗？2.If I plant this seed in the ground, will it become a pear tree, Hi?（2012.福州）—We will go for a picnic if it this Sunday.—Wish you a lovely weekend.A. rainB. doesn’t rainC. won’t rainD. isn’t raining3.They help fight against pollution.Fight vi. 与….斗争，常与介词against或with连用。
如：They fought against the enemy fiercelyShe was always fighting with her neighbors about the fence.扩展：fight vt.战斗，反对，可直接跟宾语。
如：They fought their enemies bravely.扩展：against prep. 意为“，违背，违抗；紧靠，防备”。
Be against反对，be for 赞同如：It’s against your promise to go on smokingWe take out umbrella just against a rainy day.4.They take in harmful gases from the air and produce oxygen for us to breathe.①take in 吸收。
②harmful adj. 有害的; harm n. vt. 损害；伤害；危害; harmless adj.无害的，不致伤的.如：It’s harmful to your eyes to read in the dark.No harm would come to us.We cannot shut our eyes to things that harm the interests of the masses.③produce vt. 产生，生产。
也可以作为不可数名词，意为：产品，农产品。
区别：produce（重音在第一音节）是“农产品”或“自然产品”的总称，为不可数名词。
如：The farmers brought their produce to town early each Saturday morning.product表示“产物，产品”，多指工业产品，亦可指任何体力劳动或脑力劳动所生的东西或发源于其它事物的东西。
为可数名词。
如：Machinery, cars, ships are all industrial products.production表示“生产，制造”。
指生产的行为。
也可指“产量”。
为不可数名词。
如：The company is famous for the production of small cars.5.Many of the things in our daily lives come from trees.6.In fact, we get a lot more from trees.In fact 事实上，实际上。
= in practice , in reality , as it is , in face , in nature如：She carries her age very well. She looks 50 but in fact she's more than 60译：实际上，你必须要这么做。
.7.Look around this room.Look around 环顾四周。
如：Look around if you like.与look有关的短语look after 照顾，照料，关心；look at看，注视；look back回顾，回想。
look down on [upon] 看不起，瞧不起；look for寻找；look forward to 期待，盼望；look like看起来像；look up 查阅，查找………8. A lot of the furniture is made of wood.①Furniture 不可数名词，家具。
a set of furniture一套家具; 一件家具a piece of furniture。
②Be made of与be made from由….制成。
前者表示从产品中能够看出原材料，制造过程中发生了物理变化；后者表示从产品中看不出原材料，制造过程中发生了化学变化。
拓展：be made up of 由……组成be made in 在……地方制造（比如made in China）be made by 由……（人）制造be made into 被制成......选填：1. The desk is made __________ wood.2. Paper is made__________ wood.3. The machines were made __________ the workers.4. This kind of watch is made _________ Shanghai.5. The team is made__________ 30 students and a teacher.6. This kite is made __________ paper.7. Salt is made __________seawater.8. This kind of glass is made __________ paper.9. The old bridge is made__________ stone.10. This kind of drink is made_________ apple.9.I can’t imagine a world without trees.Imagine vt. 想像；猜想；臆断. 后面可跟名词,代词,动名词和从句作宾语。
Can you imagine ______such a boring man?A, living with B. yourself living with10.But we cut down millions of trees every year.cut down 砍倒，减少，降低，缩短The little boy cut down the young tree with an axe.The doctor told me to cut down smoking and drinking.与cut有关的短语cut something from something 切下，割下cut something away 切除，剪去; cut up 切碎; cut off切断, 停止如：They cut all the dead branches from the tree.While we were cooking, the gas was suddenly cut off.11. However, … (48) 副词，表转折，意为：然而；不过。
可位于句首、居中、句末，要用逗号与其他部分隔开。
But也表转折，为连词，位于句首或居中。
but之后一般不得使用逗号，而however则必须用逗号与句子其它部分分开。
如：I thought those figures were correct. However, I have recently heard they were not.His first response was to say no. Later, however, he changed his mind.But I did tell you about the examination!11.x↗12.We use them to make…….如：He uses the bottle to keep water.13.She can skate at a very high speed because she practises a lot.Practises vt. 训练，练习。
宾语可接名词，代词，动名词。
如：I should avail myself of every opportunity to practise speaking English.Practice n. 练习。
不可数名词，通常指经常性或系统性的重复练习。
在美式英语中可做动词使用，相当于英式英语中的practise。
如：Playing the piano needs a lot of practice.14.But the speaker did not stop speaking until twenty past twelve.Not…..until 意为：直到…..才…..。
主语的动词一般为非延续性动词，它所表示的动作直到until所表示的时间才发生。
如：We won’t see any flowers until May.Unitil 连词，意为:直到…..时。
用于肯定句，主句的动词一般为延续性动词。
如：He waits the children are asleep.I shall stay here until twelve o’clock.15.Trees are good for…. Be bad for 对…..有害16.Dig vt. 挖digging；dug or digged；digger挖掘机；挖掘者；矿工17.Anotherother及其变化形式在初中教材中多次出现，而且它的变化形式很多，有以下几种：the other, others, the others, another 等。
完整word版深圳牛津英语七年级下unit4savethetrees知识点总结和单元测试
6. We are having fun at the beach.
have fun=have a good time=enjoy oneself玩得高兴，过得愉快。
7. We must do rainforest.
n.家具
furniture是不可数名词
disease
n.疾病
近义词：illness
dig
v.挖
过去式：dug过去分词：dug
carry
搬，扛，背v.
carryout执行，实施
二、短语
词组
词义
词汇拓展
1. cut down
砍倒
cut up切碎cut off切断
2. be harmful to
对....有害
深圳牛津英语七年级下unit4 save the trees知识点总结和单元测试
Unit 4 Save the trees
一、单词
单词
词性及词义
词汇拓展
discuss
v.讨论
discussionn.讨论近义词：talk about
branch
树枝n.
复数形式：branches
produce
v.产生
productn.产品
major
adj.主要的
近义词: important
convenient
adj.方便的
反义词：inconvenient
imagine
v.想像，设想
imagine doing sth.想像做某事
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沪教牛津版初一下册英语unit4savethetrees单元全套教案（教学设计）
沪教牛津版初一下册英语unit4savethetrees单元全套教案（教学设计）Unit 4 Save the trees 教案课题: Unit 4 Save the trees (阅读课)课时: 第 1 课时，共 4 课时课型:Reading教学目标:1. Students can understand the interview about trees.2. Students can improve their reading ability.3. Students’ understanding and loving trees a nd nature is developed.4. Students get the detailed language points of the text.5. Students can retell the context in their own words.6. Students can think of more ways to protect trees.教学重点: 1.Get the main idea of the text.2.Master the detailed language points of the text.教学难点: 1.Students can tell the importance of the trees.2.How to encourage the students to retell the context.教学准备: PPT, Blackboard教学步骤:Step 1.Warming up .1.通过播放PPT向学生展示一棵果树，学习新单词。
2.Read after the teacher.3.Read the new words by themselves.4.Work in pairs to talk about “What do trees do for us?”Step 2 Pre-readingReading to get the main idea by skimming scanning and task-reading.①Look at the photos and the title of the article to answer thequestions.1. What do you think the interview is about?2.What can we make from trees? (3 examples)②Fast reading1.Ask students to read the article quickly then finish Part C1.2.Check their answers.③Careful reading1.Ask students to read the article carefully，then finish C2 and D1.2.Check their answers.Step 3. Discussion1.Ask students to work in groups to discuss the question “Why does Rebecca says “I can’t imagine a world wi thout trees”?2.Check their answers.Step 4 Retell the text, according to the key words(group work) .1. Practice retelling the text one by one in groups.2. Help them to review the key sentences or words and encourage them to retell the text.Step5 Reading comprehension.Read the passage and finish the exercise in 5minutes.(check the answer in groups)Step 6: Language points. Self- study.①Read the text to find the important sentences .②Learn the learning sheet to finish the related exercise .③Group work to share the learning result and help to solve the different points.④show the learning result by groups.Step 7 Using the language points.(games :lucky member)Step 8 DiscussionSolve the problems given by the teacher to earn marks for their group.Step9 Sum upSummarize the language points and group work resultStep10 HomeworkStep11 The blackboard designUnit 4 Save the treeskeep sth adj 使某物…take in 吸收come from 来自于cut down 砍伐课题: Unit 4 Save the trees 教案（听说课）课时: 第 2 课时，共 4 课时课型: Listening & Speaking教学目标:1. Students can listen to some information about pine trees.2. Students can talk about the usage of pine trees.3. Students know more about trees.教学重点: listen to some information about pine trees.教学难点: talk about the usage of pine trees.教学准备: PPT, Blackboard, music教学步骤:Step1.Warming up.1.GroupworkAsk students to work in groups to talk about “ Why d oes Rebecca say “I can’t imagine a world without trees”？”Before listening2.Top tip1)Introduce some link words,such as “then，next,after.”2)Ask students to pay attention to them while listening.3)讲述“then，next，after”的用法及作用。
深圳七年级下英语unit4 save the trees 沪教
Unit 4-1 Save the trees【重要词及词组讲解】1.save v. 拯救E.g:Let’s save the earth together because it is in danger.【近义】：rescue v 营救；拯救【衔接】：safe adj 安全的safely adv 安全地safety n 安全2.discuss v 讨论E.g：I discussed the problem with my parent。
【近义】：talk about 谈论discussion n 讨论，商讨E.g：We had an interesting discussion about philosophy。
3.branch n 树枝E.g：We often cut some branches off the trees in our city in early spring。
【衔接】：分公司：分店：分行E.g：The bank has branches all over the county。
4.root n 根E.g：Trees need roots to take in water and food from the soil.5.fight v fought 与做斗争fighter n. 战士E.g:Trees are great fighters against pollution6.against prep. 反对(1) 表示“靠，椅”E.g:Many people are against the wall.(2)表示“防止；预防”E.g: Have you had an injection against the disease?7.harmful adj 有害的Eg: Strong sunlight can be harmful to your baby.【反义】：harmful-ess adj 无害的，无危险的E.g:These insects are harmless.harm v .n 伤害；损害E.g: These chemicals harm the environment.Make sure the children don’t come to any harm.8.gas n 气体E.g: Hydrogen and oxygen are gases.10.Produce v 生产；产生product n 产品，制品E.g:The factory produces cars.11.oxygen 氧气 e.g：we need oxygen to breathe12.major adj 只要的E.g：There are airport in all the major cities【近义】：main adj 主要的13.convenient adj 方便的inconvenient 不方便的E.g：It is convenient to go there on foot。
沪教牛津版七年级英语第四单元savethetrees复习
• 【用法】 • Be harmful to 对…有危害 • Smoking is harmful to your health. • 吸烟有害安康。 • harm n. 损害；伤害 • -ful是表肯定的形容词后缀，-less是表示否认的形容词后缀。
harmless “无害的〞 • This experiment was harmless to the animals. • 这个试验不会对动物造成伤害。 • Trees take in ___ 〔harm; harmful; harmless〕 gas from
重复练习。 • Playing the piano needs a lot of practice. • 弹奏钢琴需要多加练习.
convenient adj. 方便的
• 【用法】 • convenient 意为“使人感觉方便的〞, • be convenient for/to sb. 对某人来说很方便。
Hearing the doorbell, she
stopped washing the dishes. 听见门铃声，她停止洗碗了。
stop to do sth.
停下（手头的 事情）去做另 外一件事。
Hearing the doorbell, she stopped to open the door.
be made from 被制成的东 The paper is made from 西看不出原 wood.纸是由木头制成的。 材料。
be made in 在……地方制造
millions of 大量的；数以百万计的
• 【用法】
• million前如有数词修饰那么不能变复数，如两 百万应说成“two million〞.
沪教牛津版七下Unit4 save the trees范文
升级版Save the treesAs we all know, trees are useful in our daily lives. It is necessary (有必要的）for us to protect them.First of all，trees are major fighters against air pollution. They take in harmful gases and produce fresh air for us. Besides, trees provide us with many things，such as fruit, oil and tea. In addition, trees help us in many ways. For example，the roots（根部）of trees can take in the rainwater and help keep the soil. However, many people don’t realize the importance of trees. They cut down millions of trees every year. We must do something to save trees. We should not cut down so many trees and we had better plant more trees.In conclusion, we can’t live without trees. Let’s take action to save them right now!标准版：Save the treesTrees are useful in our daily lives. It is important for us to protect them.First，trees are major fighters against air pollution. They keep the air cool and clean. Besides, trees provide us with many things，such as fruit and tea. Moreover, trees help us in many ways. For example，trees make our city more beautiful. However, people cut down millions of trees every year. We must do something to save them. We should not cut down so many trees and we had better plant more trees.In a word, we can’t live without trees. Let’s take action to save them!升级版Save the treesAs we all know, trees are useful in our daily lives. It is necessary (有必要的）for us to protect them.First of all，trees are major fighters against air pollution. They take in harmful gases and produce fresh air for us. Besides, trees provide us with many things，such as fruit, oil and tea. In addition, trees help us in many ways. For example，the roots（根部）of trees can take in the rainwater and help keep the soil. However, many people don’t realize the importance of trees. They cut down millions of trees every year. We must do something to save trees. We should not cut down so many trees and we had better plant more trees.In conclusion, we can’t live without trees. Let’s take action to save them right now!标准版：Save the treesTrees are useful in our daily lives. It is important for us to protect them.First，trees are major fighters against air pollution. They keep the air cool and clean. Besides, trees provide us with many things，such as fruit and tea. Moreover, trees help us in many ways. For example，trees make our city more beautiful. However, people cut down millions of trees every year. We must do something to save them. We should not cut down so many trees and we had better plant more trees.In a word, we can’t live without trees. Let’s take action to save them!。
广州深圳七下英语知识点总结与讲练UNIT-4-Save the trees
注意：“n.”表示“名词”，“v.”表示“动词”，“adj.”表示“形容词”“adv.”表示“副词”，“prep.”表示“介词”Ⅱ重点短语1.take in 吸收2. come from 来自= be form3. for example 例如4.more than 多于lions of 大量的；数以百万计的6. in fact =actually 确切地说7.cut down 砍到8.Air/ noise pollution 空气/噪音污染9. get sth. From 从...得到10. think about 考虑11.Know about 了解12. in many ways 在很多方面13. living things 生物14.in our daily lives在我们日常生活中15.keep the air cool and clean 保持空气凉爽和清洁15.enjoy doing sth. 享受做某事的乐趣17. as a result 结果18. because of 因为19.be made of 由...制成(看得出原材料) be made from 由...制成(看不出原材料)20.fight against 与...作斗争21. be good for 对...有好处22.Provide sb. with sth. 给某人提供某物23. look around = look in different directions 环顾四周Ⅲ重点句型1.They keep the air cool and clean. 它们保持空气；凉爽和清洁。
2.They take in harmfu l gases from the air. 它们从空气中吸收有害气体。
3.They’re major fighters against air pollution. 它们主要对抗空气污染。
4.I know trees also make our lives more convenient. 我知道书目也使我们的生活更方便。
沪教牛津版牛津版七年级下册英语知识点总结Unit4Save the trees
沪教牛津版牛津版七年级下册英语知识点总结Unit4 Save the trees重点短语：1.save vt. 拯救；解救Eg. Let’s do something to save the animals in danger.The police saved the child from the fire.【拓展】save “节省、储蓄” Eg. save money save time【变形】safe adj. safety n.2.discuss vt “讨论” 后接名词（短语）或wh-从句及wh-短语discussion n.Eg. We discussed the problem.We will discuss who should do it.We will discuss what to teach next term.3.leaf n. “树叶”复数：leavesEg. The fall of one leaf is enough to tell the coming of autumn. 一叶知秋。
The leaves turn green in spring. 变绿4.help+do = help + to do “帮忙做……”help+名词+（to）do “帮（某人）做……”Eg. I helped (to) wash the car.I helped him (to) look for his key.【拓展】help+with...或help+名词+with... “在某方面帮忙”Eg.Can I help you with your work?Can you help me with my homework, Mary?5.fight for... “为……而战”fight过去式：foughtfight against “与……作斗争”Eg. He is fighting against his sickness.They fight for freedom.6.provide sb. with sth. = provide sth. for sb. 提供给某人……，为某人提供…… Eg. Sheep provide us with wool. = Sheep provide wool for us.【短语】by the way 顺便说一下 in a way 在某种程度上in the way of sb. 妨碍某人 on the way to...在去……的途中in this way 用这种方法8.keep “使维持（某种状态）”keep+名词+形容词 Eg. The noise kept him awake.keep+名词+副词/介词短语Eg. Don’t keep the boy outside/ in the room.keep +名词+doing Eg. She kept me waiting for half an hour.9.take in... “接受……，吸收……”Eg. The kind man would like to take in the poor boy.Fish take in oxygen through their gills. 鱼用腮吸氧气10.breathe[i:] v. breath[e] n.11.make 普通用词，指任何东西的制造或制造过程 Eg.He made the desk himself. produce 正式用词，除表示大量生产制造外，还表示创造Eg. The tree will produce some blossom next year.12.in fact 实际上，事实上。
沪教牛津版牛津版七年级下册英语知识点总结Unit4Savethetrees
沪教牛津版牛津版七年级下册英语知识点总结Unit4Savethetrees沪教牛津版牛津版七年级下册英语知识点总结Unit4 Save the trees重点短语：1.save vt. 拯救；解救Eg. Let’s do something to save the animals in danger.The police saved the child from the fire.【拓展】save “节省、储蓄” Eg. save money save time【变形】safe adj. safety n.2.discuss vt “讨论” 后接名词（短语）或wh-从句及wh-短语discussion n.Eg. We discussed the problem.We will discuss who should do it.We will discuss what to teach next term.3.leaf n. “树叶”复数：leavesEg. The fall of one leaf is enough to tell the coming of autumn. 一叶知秋。
The leaves turn green in spring. 变绿4.help+do = help + to do “帮忙做……”help+名词+（to）do “帮（某人）做……”Eg. I helped (to) wash the car.I helped him (to) look for his key.【拓展】help+with...或help+名词+with... “在某方面帮忙”Eg.Can I help you with your work?Can you help me with my homework, Mary?5.fight for... “为……而战”fight过去式：foughtfight against “与……作斗争”Eg. He is fighting against his sickness.They fight for freedom.6.provide sb. with sth. = provide sth. for sb. 提供给某人……，为某人提供…… Eg. Sheep provide us with wool. = Sheep provide wool for us.【短语】by the way 顺便说一下 in a way 在某种程度上in the way of sb. 妨碍某人 on the way to...在去……的途中in this way 用这种方法8.keep “使维持（某种状态）”keep+名词+形容词 Eg. The noise kept him awake.keep+名词+副词/介词短语Eg. Don’t keep the boy outside/ in the room.keep +名词+doing Eg. She kept me waiting for half an hour.9.take in... “接受……，吸收……”Eg. The kind man would like to take in the poor boy.Fish take in oxygen through their gills. 鱼用腮吸氧气10.breathe[i:] v. breath[e] n.11.make 普通用词，指任何东西的制造或制造过程Eg.He made the desk himself. produce 正式用词，除表示大量生产制造外，还表示创造Eg. The tree will produce some blossom next year.12.in fact 实际上，事实上。
新沪教版英语初初一下册Unit 4 Save the trees(基础知识)
沪教版初中英语一年级下册精编试题及知识点汇总学生姓名：班级：学号：Unit 4 Save the trees精讲精练词汇精讲1. savesave意为“保存、储存、挽救、节省”等意思。
例如：How do you save the document? 你如何保存这个文件？（保存）The boy saves money to buy a pen. 那个男孩攒钱买钢笔。
（存储，节省）The police saved the girl’s life. 警察救了那个女孩的命。
（拯救）【拓展】save…from（doing）… 拯救……免于……save one’s life 救某人的命，帮某人大忙2. discuss（1）discuss属于及物动词，后可直接加宾语，其后无须加about。
只有在名词discussion后才需加上about去表示讨论的内容。
例如：We ought to discuss your work. 我们应该来讨论下你的工作情况。
We had a discussion about our plans. 我们对计划进行了一次讨论。
（2）discuss接动词时，用动名词(不用不定式)。
例如：They discussed selling the house. 他们商量过卖房子的事。
（3）discuss虽不接不定式，但可接“疑问词＋不定式”。
比较：We discussed what to do. /We discussed what we should do. 我们讨论该做些什么。
3. fight（1）用作动词，表示“与……斗争(或战斗)”，它的过去式是fought。
以下三类表达大致同义。
例如：The soldiers fought the enemy bravely.=The soldiers fought with the enemy bravely.=The soldiers fought against the enemy bravely.士兵们勇敢地同敌人作战。
七年级下英语Chapter 4Save the trees沪教 深圳
目录Chapter 4Save the trees (A) (3)【词汇】 (3)【课堂练习】 (4)Chapter 4Save the trees (B) (8)【语法聚焦】 (8)【课堂练习】 (9)Chapter 4Save the trees (C) (12)【综合练习】 (12)Chapter 4Save the trees (A) 【词汇】【课堂练习】一．选出可以替换划线部分的最佳选项A.discussed aboutB.discussedC.thought aboutD.thoughtA. Are...fromB. Do...fromC. eD. Are...fromA.muchB.a fewC.a littleD.manyA.movesB.makesC.productionD.givesA.is bad toB.does harm toC.is harmful forD.is good to ( )6.We can produce fresh water from the ocean now.A.getB.workC.makeD.take ( )7.Life is more convenient than before.A.easierB.harderC.the easiestD.the hardest ( )8.Trees are important because they can take in harmful gases.A.makeB.absorbC.stopD.put ( )9.You can do may things at home. For example, you can do some housework.A.For instanceB.For moreC.For everD.For you ( )10.In fact, I didn’t listen to our teacher carefully.A.ReallyB.ActuallyC.ExactlyD.Certainly二．句意及首字母提示完成单词1.The doctor is doing his best to s________the little baby.2.Let’s d________the topic at the next meeting.3.This is an apple s________. You can plant it in the ground.4.The boy had a small b________of a tree in his hand.5.It’s dangerous to fight a________the fire alone.6.I can’t i________a world without trees.7.This chemical is h________to our health.8.Most f________is made of wood.三.1.从方框中选择适当的单词完成下列句子。