广州七年级下新版英语Unit 4 Save The Trees
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。
广州七年级下新版英语Unit 4 Save The Trees
精心整理Unit4SaveTheTrees必会重点短语和词汇单词1.拯救v._____________________________15.家具n.____________________________16.想象；设想v._________________________17.疾病n.____________________________18.挖v.__________________________________19.洞n.______________________________20.搬；扛；背v._________________________21.容器n.____________________________短语1.吸收_______________________________【知识拓展】discussionn.讨论2.a不定冠词，意为“一（个、台…）”【必会考点】✍✍第一次提到某人或某物时，用不定冠词。
Thereisadogsittingontheground.那儿有只狗坐在地上。
✍✍不定冠词和可数名词连用时，可泛指某一类中的任何一个。
Ahorserunsfast.马跑得很快。
✍✍takein吸收Thevillageisagoodplaceforpeopletotakeinfreshair.这个村庄是一个让人们呼吸新鲜空气的好地方。
✍✍takeback拿回；收回（错话或错误的想法）IforgottotakebacktheluggageIlefthere.我忘了拿回留在这的行李了。
✍✍takecare（of）照顾Takecareofyourselfwhenyouareonvacation.度假时好好照顾你自己。
✍✍takeout拿出Therobbermadehimtakeoutmoney.那个强盗让他把钱拿出来。
5.producev.生产，产生producing;produced;produced【必会考点】✍✍producev.生产，产生Thefactoryproducesmanykindsoftoys.这个工厂生产很多种类的玩具。
广州七年级下新版英语Unit-4-Save-The-Trees讲课教案
Unit 4 Save The Trees 必会重点短语和词汇➢ 单词1.拯救v._____________________________2.松树n._______________________________3.讨论v._____________________________4.树枝n._______________________________5.根n._______________________________6.与…作斗争v._________________________7.反对prep._________________________8.例子n._______________________________9.有害的adj.________________________10.气体n._______________________________11.产生；生产v.______________________12.氧气n._______________________________13.主要的adj.________________________14.方便的adj.___________________________15.家具n.____________________________16.想象；设想v._________________________17.疾病n.____________________________18.挖v.__________________________________19.洞n.______________________________20.搬；扛；背v._________________________21.容器n.____________________________➢ 短语1.吸收_______________________________2.来自___________________________________3.确切地说___________________________4.例如___________________________________5.环顾四周___________________________6.由…制成_______________________________7.大量的；数以百万计的_____________8.对…有好处，有用______________________重点词汇及辨析1.discuss v. 讨论discussing; discussed; discussed【必会考点】discuss v.讨论后接名词、动名词或when, whether, what等引导的从句，但不可接that 从句。
最新广州版七年级下册U4-save-the-trees讲义与教案
龙文教育一对一个性化辅导教案Unit 4 Save the treesName: Date:StepsStep 1:Check about the homework and explain about the mistakes; a five minute check about last class.Step 2: Lead in to this Unit: Imagine what roles trees play, and what the world will be if the trees disappear one day.Step 3: Explain the language points in the reading part and the more practice part.Step 4: Explain the students how to use the present continuous tense properly.Step 4: Do some exercises related to this unitFocus: Words and expressions in this unitGrammar: the present continuous tenseDifficulties: The sentence varieties of the present continuous tense: yes/ no questions and wh- questionsLead inLook and imagine:Imagine what roles trees play in the world. What will it be like if there are no trees any more.Words and ExpressionsReading高频词组运用1 . harmful 有害的Strong sunlight can to your baby .【反义】harmless 无害的；无危险的Don’t be frightened—— these insects are .2. produce 产生；生产The factory cars .【链接】product 产品；制品The company has just launched (一个新产品).3. major 主要的There are airports in all the cities.【近义】main 主要的【反义】minor 较小的；次要的4. convenient 方便的Let’s meet on Friday . What’s the most（方便的时间）for you?【反义】inconvenient 不方便的【链接】conveniently 方便地We live close to the shops.5. furniture 家具All the furniture （be）very good .【提示】furniture 是不可数名词，表示“一件家具”时需要用a piece of furniture . 如：The only piece of furniture in the room was a large bed.6. imagine 想象；设想Can you life without electricity ?I closed my eyes and I was lying on a beach.【链接】imagination想象力；想象7. Fight against 意为“对抗；反对；与……作斗争”。
七年级英语下册《Unit 4 Save the trees》Reading Ⅱ教案 牛津版
2. Prepare a sheet to help them to master the points.
①Fill the blanks to know the points.
5
第二环节 观察操作、探索归纳平移的作法
Step 2 Language points (self-study).
Step 3
Retell the text’ content“trees in our daily life“in the students’ own words.
2. Self-study on the language points.
3. Students can think of more ways to protect trees.
教学重点
Master the detailed language points of the text.
教学难点
How to encourage the students to retell the context.
(more practice).
4.Help them to build self-confidence.
8
第四环节 课时小结
Step 5
What can we do to protect the trees since they are so useful.
5.Discuss to think of more ways to protect the trees.
①Learning the learning sheet for 10 minutes.
广州七年级下新版英语Unit-4-Save-The-Trees
Unit 4 Save The Trees 必会重点短语和词汇➢ 单词1.拯救v._____________________________2.松树n._______________________________3.讨论v._____________________________4.树枝n._______________________________5.根n._______________________________6.与…作斗争v._________________________7.反对prep._________________________8.例子n._______________________________9.有害的adj.________________________10.气体n._______________________________11.产生；生产v.______________________12.氧气n._______________________________13.主要的adj.________________________14.方便的adj.___________________________15.家具n.____________________________16.想象；设想v._________________________17.疾病n.____________________________18.挖v.__________________________________19.洞n.______________________________20.搬；扛；背v._________________________21.容器n.____________________________➢ 短语1.吸收_______________________________2.来自___________________________________3.确切地说___________________________4.例如___________________________________5.环顾四周___________________________6.由…制成_______________________________7.大量的；数以百万计的_____________8.对…有好处，有用______________________重点词汇及辨析1.discuss v. 讨论discussing; discussed; discussed【必会考点】discuss v.讨论后接名词、动名词或when, whether, what等引导的从句，但不可接that 从句。
_Unit 4 Save the tree词汇阅读和写作22-23七年级英语下册
produce v. 产生；生产
翻译: 树木能够产生氧气（oxygen)。 答案: Trees can produce oxygen.
fight
v. 与......作斗争
fight against/for
翻译: 树木帮助我们与空气污染作斗争。 答案: Trees help us fight against air pollution.
Rebecca: I can’t imagine a world without trees. Dr Jones: But we cut down millions of trees every year. We should
stop doing this if we don’t want a world without trees.
Trees provide us with fresh and clean air. Trees make our lives more convenient and we get a lot from them.
Gist：Trees provide us with fresh and clean air.
1 What's the topic sentence of the passage? How do trees help us?
2 How many ways mentioned in the passage do trees help us? Two.
How do trees help us?
Gist：We get a lot from trees.
Trees make our lives more convenient and we get a lot from them.
七年级英语下册Unit4Savethetrees期末知识点汇总
七年级英语下册Unit4Savethetrees期末知识点汇总七年级英语下册Unit4Savethetrees期末知识点汇总1.savevt.拯救；解救Eg.Let’sdosomethingtosavetheanimalsindanger. Thepolicesavedthechildfromthefire.【拓展】save“节省、储蓄”Eg.savemoneysavetime【变形】safeadj.safetyn.2.discussvt“讨论”后接名词（短语）或wh-从句及wh-短语discussionn.Eg.Wediscussedtheproblem. Wewilldiscusswhoshoulddoit. Wewilldiscusswhattoteachnextterm.3.leafn.“树叶”复数：leavesEg.Thefallofoneleafisenoughtotellthecomingofautumn.一叶知秋。
Theleavesturngreeninspring.变绿4.help+do=help+todo“帮忙做……”help+名词+（to）do“帮（某人）做……”Eg.Ihelped(to)washthecar.Ihelpedhim(to)lookforhiskey.【拓展】help+with...或help+名词+with...“在某方面帮忙”Eg.CanIhelpyouwithyourwork?Canyouhelpmewithmyhomework,Mary?5.fightfor...“为……而战”fight过去式：foughtfightagainst“与……作斗争”Eg.Heisfightingagainsthissickness.Theyfightforfreedom.6.providesb.withsth.=providesth.forsb.提供给某人……，为某人提供……Eg.Sheepprovideuswithwool.=Sheepprovidewoolforus.7.inmanyways“在许多方面”【短语】bytheway顺便说一下inaway在某种程度上inthewayofsb.妨碍某人onthewayto...在去……的途中inthisway用这种方法8.keep“使维持（某种状态）”keep+名词+形容词Eg.Thenoisekepthimawake.keep+名词+副词/介词短语Eg.Don’tkeeptheboyoutside/intheroom. keep+名词+doingEg.Shekeptmewaitingforhalfanhour.9.takein...“接受……，吸收……”Eg.Thekindmanwouldliketotakeinthepoorboy. Fishtakeinoxygenthroughtheirgills.鱼用腮吸氧气10.breathei:]v.breathe]n.11.make普通用词，指任何东西的制造或制造过程Eg.Hemadethedeskhimself.produce正式用词，除表示大量生产制造外，还表示创造Eg.Thetreewillproducesomeblossomnextyear.12.infact实际上，事实上。
广州新版七下Unit 4 Save the trees知识点
Unit 4 Save the trees知识点及拓展：1.save v. 拯救To save the trees.拓展：1）to save one’s life 救命、拯救生灵She saved the dog’s life.2）节约、节省It can save water to buy this kind of washing machine.3）储蓄、保存、积攒In order to save money, he made a desk by himself.2.discuss v. 讨论Let’s discuss the importance of trees.拓展：discuss with sb. Let’s discuss the plan with Mr. Brown.3.argue, quarrel, debate, discuss & reason1) argue指提出理由或证据为自己一方的看法或立场辩护，着重说理、论证和企图说法。
We heard them arguing in the other room．2) quarrel指不友好的、吵吵嚷嚷的大声争论某事，尤其指“吵嘴、吵架”。
He often quarrels about their housework with his wife．3) debate指意见对立的双方之间正式或公开的争辩。
When I left, the men were still debating.4) discuss常用词，指就某一个或某一些问题表明观点、看法等，以便统一认识，解决问题。
We should discuss the problem.4.fight v. 与……斗争They help fight against pollution.拓展：fight against/ with sb./ sth. 为某人/ 某事而争论/ 打架Have you fight with your brother just now?fight about/ over sth. 因某事而争论Don’t fight about small things.5.against prep. 反对Are you against it or for it?6.example n. 例子Write down three examples.拓展：1) 表示给某人举例，一般用give。
广州牛津版七年级下册Unit 4 Save the trees 语法讲解与练习
广州牛津版七年级下册Unit 4 语法讲解与练习现在进行时1 构成：be (am, is, are) +动词ing形式意义：表示说话时或现阶段正在进行的动作或发生的事情。
如：I am watching TV. 我正在看电视。
My mother is cooking in the kitchen.我妈妈正在厨房做饭。
The boys are playing football. 男孩们正在踢足球。
2 否定形式：be (am, is, are) + not + 动词ing形式。
如：I am not watching TV. 我没在看电视。
My mother is not cooking in the kitchen.我妈妈不是在厨房做饭。
The boys are not playing football. 男孩们不是在踢足球。
3 一般疑问句形式：Be (Am, Is, Are) + 主语 + 动词ing形式 + 其他成分？如：Am I doing so mething you don’t like?我正在做你不喜欢的事情吗？Is your mother cooking in the kitchen?你妈妈正在厨房里做饭吗？Are the boys playing football? 男孩们正在踢足球吗？4. 特殊疑问句形式：疑问词 + be (am, is, are) + 主语 + 动词ing形式 + 其他成分？如： What am I doing? 我在干什么？Where is your mother cooking? 你妈妈在哪里做饭？Which ball are the boys playing? 男孩们在玩什么球？★动词ing形式的构成:★以下动词一般不用于进行时态：I believe you are right. 我认为你是对的。
I like the red dress. 我喜欢这条红裙子。
【范文】七年级英语下册Unit4 Save the trees期末知识点汇总
七年级英语下册Unit4 Save the trees期末知识点汇总七年级英语下册Unit4Savethetrees期末知识点汇总1.savevt.拯救；解救Eg.Let’sdosomethingtosavetheanimalsindanger.Thepolicesavedthechildfromthefire.【拓展】save“节省、储蓄”Eg.savemoneysavetime【变形】safeadj.safetyn.2.discussvt“讨论”后接名词（短语）或wh-从句及wh-短语discussionn.Eg.wediscussedtheproblem.wewilldiscusswhoshoulddoit.wewilldiscusswhattoteachnextterm.3.leafn.“树叶”复数：leavesEg.Thefallofoneleafisenoughtotellthecomingofautumn.一叶知秋。
Theleavesturngreeninspring.变绿4.help+do=help+todo“帮忙做……”help+名词+（to）do“帮（某人）做……”Eg.Ihelpedwashthecar.Ihelpedhimlookforhiskey.【拓展】help+with...或help+名词+with...“在某方面帮忙”Eg.canIhelpyouwithyourwork?canyouhelpmewithmyhomework,mary?5.fightfor...“为……而战”fight过去式：foughtfightagainst“与……作斗争”Eg.Heisfightingagainsthissickness.Theyfightforfreedom.6.providesb.withsth.=providesth.forsb.提供给某人……，为某人提供……Eg.Sheepprovideuswithwool.=Sheepprovidewoolforus.7.inmanyways“在许多方面”【短语】bytheway顺便说一下inaway在某种程度上inthewayofsb.妨碍某人onthewayto...在去……的途中inthisway用这种方法8.keep“使维持（某种状态）”keep+名词+形容词Eg.Thenoisekepthimawake.keep+名词+副词/介词短语Eg.Don’tkeeptheboyoutside/intheroom.keep+名词+doingEg.Shekeptmewaitingforhalfanhour.9.takein...“接受……，吸收……”Eg.Thekindmanwouldliketotakeinthepoorboy. Fishtakeinoxygenthroughtheirgills.鱼用腮吸氧气0.breathe[i:]v.breath[e]n.1.make普通用词，指任何东西的制造或制造过程Eg.Hemadethedeskhimself.produce正式用词，除表示大量生产制造外，还表示创造Eg.Thetreewillproducesomeblossomnextyear.2.infact实际上，事实上。
七年级英语下册《Unit 4 Save the trees》Reading Ⅰ教案 牛津版
课题
课型
ReadingⅠ
备课时间
教
材
分
析
教学目标
1. Students can understand the interview about trees.
2. Students can improve their reading ability.
5.Let the students get a chance to show themselves.
8
第四环节 课时小结
Step 4 Discussion .
The better groups and the importance of trees.
6.Discuss to give remarks to the better groups and list the importance of trees..
4.Post-reading
Read after the tape. Imitate the original pronunciations .
2.Teach the students how to skim and scan
3.Present the reading task, the notes chart.
课
堂
教
学
流
程
Quiz→Reading→Role -play→Discussion.
效
果
评
价
与
反
思
1.Discuss in groups to get main information about trees.
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Unit 4 Save The Trees必会重点短语和词汇单词拯救松树讨论树枝根与…作斗争反对例子有害的气体产生；生产氧气主要的方便的家具想象；设想疾病挖洞搬；扛；背容器短语吸收_______________________________来自___________________________________确切地说___________________________例如___________________________________环顾四周___________________________由…制成_______________________________大量的；数以百万计的_____________对…有好处，有用______________________重点词汇及辨析discuss v. 讨论discussing; discussed; discussed【必会考点】discuss v.讨论后接名词、动名词或when, whether, what等引导的从句，但不可接that 从句。
They are discussing what to do next. 他们正在讨论接下来要做的事情。
【知识拓展】discussion n. 讨论2. a 不定冠词，意为“一（个、台…）”【必会考点】第一次提到某人或某物时，用不定冠词。
There is a dog sitting on the ground. 那儿有只狗坐在地上。
不定冠词和可数名词连用时，可泛指某一类中的任何一个。
A horse runs fast. 马跑得很快。
不定冠词表示“一”的数量，但数的概念没有one强烈。
The teacher entered the classroom with a book. 老师带着一本书走进了教室。
【知识拓展】用在表示时间、重量、速度、价格等名词前，意为“每一…”He takes exercise a day. 他每天做运动。
fight v. 斗争，打架fighting; fought; fought【必会考点】fight with / against 与…作斗争；与…打架Yesterday he fought bravely with the thief. 昨天他勇敢地和小偷作斗争。
【知识拓展】against为介词，还可意为“远背，远抗；紧靠；防备”People hold umbrellas against rain. 人们撑着伞挡雨。
4. take v. 拿，拿着taking; took; taken 【必会考点】take in 吸收The village is a good place for people to take in fresh air.这个村庄是一个让人们呼吸新鲜空气的好地方。
take back 拿回；收回（错话或错误的想法）I forgot to take back the luggage I left here. 我忘了拿回留在这的行李了。
take care （of）照顾Take care of yourself when you are on vacation. 度假时好好照顾你自己。
take off 脱下；起飞The plane is taking off. 飞机马上就要起飞了。
【知识拓展】take on 呈现，具有The city takes on a new appearance in recent years. 这个城市最近几年呈现出一种新的面貌。
take up 占有，占据I am sorry for taking up too much of your time.很抱歉占用了你这么多时间。
take over 接管，接收I will take over the company one day. 总有一天我会接管这家公司。
take away 拿走Take away the glasses and the tray. 把这些玻璃杯和托盘拿走。
take out 拿出The robber made him take out money. 那个强盗让他把钱拿出来。
5. produce v. 生产，产生producing; produced; produced【必会考点】produce v. 生产，产生The factory produces many kinds of toys. 这个工厂生产很多种类的玩具。
【知识拓展】product n. 产品Try to get the best product at the lowest price. 尽力以最低的价格买到最好的产品。
production n. 生产；产品We needed to increase the volume of production. 我们必须增加产量。
productive adj. 生产的；多产的，富有成效的More productive farmers have been able to provide cheaper food.生产力更高的农民们已能提供更便宜的食品。
6. look v. 看，看着looking; looked; looked 【必会考点】look for 寻找He is looking for his keys. 他正在找他的钥匙。
look after 照顾You should look after your sick mother instead of going out to play.你应该照顾你生病的妈妈，而不是出去玩。
look around 环顾四周He looked around to make sure he was safe. 他环顾四周，确保他是否安全。
look at 看着The children looked at their new teacher in curiosity. 孩子们好奇地望着新老师。
【知识拓展】look up 抬头看，查阅You can look up the dictionary if you don’t know the word.如果你不认识这个单词，你可以查下字典。
look over 仔细检查；翻阅Look over the paper again before you hand it in. 在你交试卷前，要仔细检查试卷。
7. millions of 数以百万计的，大量的【必会考点】当表示一个笼统概念时，用“数词复数+ of + 可数名词复数”：eg: hundreds of 几百thousands of 几千millions of 几百万billions of 几亿hundreds of thousands 成千上万的thousands of millions 许多的，大量的当以上数词前有具体基数词时，结构为：“基数词+ 数词单数+ of + 可数名词复数”。
eg: two hundred of eggs 两百个鸡蛋however副词可位于句首、句中、必须用逗号与句子句末分开but 违词位于句首戒句中后面连接一个句子时无需用逗号例：I want to study abroad; however, it is a difficult decision.I want to study abroad, but it is a difficult decision.我想出国留学，然而，这是一个困难的决定。
on the phone 在打电话，在电话中【必会考点】on表示“通过某种方式“on the phone 在打电话，在电话中on the radio 通过广播on the internet 在网络上on TV 在电视上v. 讨厌，不喜欢【必会考点】hate为及物动词，后可跟名词、代词、不定式或动名词。
【知识拓展】hate doing VS. hate to dohate doing 表示习惯性的动作I hate running. 我讨厌跑步。
hate to do 表示某一次具体的动作I hate to go out in such arainy day. 我讨厌在这样一个雨天出门。
11. practise v.练习practising; practised; practised 【必会考点】v. 训练，练习（后可跟名词、代词或代名词）He keeps practising playing the piano every day. 他每天坚持练习弹钢琴。
practice n. [U] 训练，练习You need more practice to improve your skills. 你需要更多的练习来提高你的技能。
not…until 直到…才【必会考点】not…until的结构中，主句的动词一般非延续性动词，它所表示的动作直到until 所表示的时间才发生。
He didn’t come back until 10 o’clock. 直到十点钟，他才回家。
【知识拓展】until为连词，意为“直到…时”，用于肯定句，主句的动词一般为延续性动词。
The show will last until midnight. 这个演出会一直持续到半夜。
another 既可作形容词，也可作代词，表示“另一个”other 只作形容词，表示“其它的”，不指“剩下的”，后跟名词复数the other 后可跟名词单数或复数，表示“剩下的，其余的（一个或一些）”others 只作代词，代指可数名词复数，表示“其他的”, 不指“剩下的”the others 后不跟名词，代指可数名词复数，表示“剩下的，其余的”eg : The cake is delicious. I want another. 这个蛋糕很好吃，我还想要一个。
Some students are playing, and other students are studying. 一些学生在玩，而另外一些在学习。
The twins are cute. One is Jack, the other is Tom. 这对双胞胎很可爱。
一个叫杰克，一个叫汤姆。
Some people like outdoor activities, but others don’t. 有些人喜欢户外运动，但有些人不喜欢。
They will help the teacher to carry the books, and the others will stay in the classroom.他们会去帮老师搬书，而其他人则留在教室里。
carry 搬，背强调搬或背的动作，而不强调动作的方向性bring 带来强调把某物从另一个地方带来说话人所在的地方take 拿走强调把某物从说话人所在的地方带去另一个地方fetch 去拿来强调从说话人所在的地方去另一个地方取某物，并将此物带回说话人所在地eg: Most of the middle school students carry heavy bags to go to school.大多数的中学生每天都背着很重的书包去上学。