(完整word版)7BUnit3-unit4最新广州、深圳沪教版牛津英语七年级下册教案剖析.

1、7B Unit 3 Our Animal Friends重点单词、短语Blind adj. 失明的，瞎的 radio n. 收音机Programme n. 计划，项目Helpful adj. 有用的Helpless 无用的Rescue v.援救Mean v. 表示···的意思Allow v. 允许Finally adv. 最后，终于Airport n. 机场Pet n.宠物Apologize v. 道歉Lead 领导Bark 吠叫，咳嗽Wake 叫醒，唤醒Towel 手巾，毛巾Bottom 底部，末端Appear 出现Climb 攀登arrive at 到达by

2、oneself 独自的，单独的 lead sb. to 带着某人到··· fall asleep 入睡 wake up 醒来，唤醒 get down 下来，沮丧 fire engine 消防车重点句型1.I think.are very helpful animals. They help us.2. Without ., we cannot.3. We get . from. 详细讲解：1.No one helped us. 没有人帮我们。No one只用于“没有人” ，后面不跟“ of ”，作主语时， 谓语动词用单数，而且只能回答“who ”开头的问句。同义词

3、： nobody 。Who are you speaking to ？ no one.none“没有什么人 /东西” 表示对三者或三者以上全 部否定的不定代词，谓语动词单复数都可用， 可以用开回答 “how many ”、“ how much ”的提 问，也可以与 of 连用。反义词： allHow many students are there in the room？none2.It is in front of a TV .它在电视机前面。 （复习）in front of 指在某一范围以外的前面，反义词是 behindin the front of 指在某一范围内部的前面，反义短语是 a

4、t the back ofTom is just sitting in the front of the car, and her friend Mary is standing in front of the car.汤姆正坐在汽车的前座，而她的朋友玛丽站在汽车的前面。3.hear some noise 。听到响声Noise n. 噪音 adj.noisy 吵闹的，嘈杂的 noisily adv.吵闹地noise指令人不愉快的“噪音”Don 't make so much noise。sound指能听到的任何声音 （人、动物、自然界）At midnight he heard a st

5、range sound 。voice主要指人的嗓音，说话、唱歌，也可以指动物的“叫声”Liangying Zhang 's voice is sweet.请把下列表格中的人称代词和物主代词变为反身代词单数反身代询复数反身代词第一人称myOUr第二人称youryour第三人称himthemherit用反身代词填空1. My father taughtEngliSh for two years.2. We enjoyedat the Party IaSt night3. TheyCan WOrk OUt the PrOblem4. YOU Can go and ask Jim-5 YbU

6、must finsih the WOrk by从方框中选择适当的介词完成句子 _ _ _ _ 一l, above; in front of; between; in; behind 1. OUr teacher is SittingTOm and Mike-2. OUr PIane flewthe clouds-3. There is a treethe CiaSSrm.4. The CUP isCalendaL5 AII Ihe books arethe box. 用所给单词的适当形式填空1. What do you think the WOrd Ueyes*(mean) in the st

7、ory?2. UGOOd morning, sir. YOU are WelCOme to stay.” Said the(reptioc).3. I'm blind. I CarrtgO anywhere by()4. YoU must(apology) for What you did.5. Ibm(Iead) Jim to his new rm just now.6. They Were too tired. They SOOn fell(sleep).7. Sonle time(lat)l Charlie started barking,& John WOke UP a

8、nd (SnneIl) smoke.选择正确的答案()1. We arrivedShanghai Iatenight.A. at; inB. in; inCi in; atD. at; at()2. There is a big ClOUdthe sky. w YA. OnB. aboveC. belowD. in()3. Mum, where is my scer ball?|f$the (IOOryour bed.A. under; OnB. on; UnderC. in; OnD. at; in()4. There are SOme birdsthe treeA. inB. atC. i

9、n front OfD. On )5. ShenZhen isthe WeSt Of Guangzhou.A. inB. OnC. toD. Of)6. SOUth KOrea IieSthe east Of ChinaA. inB. toC. onD. at7B Unit 4 save the trees.重点单词Save 节约，节省pine n.松树discuss v.讨论，谈论Branch n. 树枝，分歧root n. 根，根源fight v. 与···战斗Against 反对，违反example 例子harmful 有害的gas 气体，毒气produce

10、 n.农产品oxygen n. 氧气major 主要的convenient adj. 方便的furniture 家具imagine 想象，想到disease n.疾病dig v.挖Hole n. 洞carry 拿，搬运container n. 容器必背短语：take in 吸收come from 来自for example 例如in fact 实际上，事实上look around 四周环顾(be) made of 由··组成millions of 数以百万的(be) good for 对···有害仔细讲解：1.If I plant this s

11、eed in the ground， will it become a pear tree ，Hi ？( page43)由 if 引导的条件状语从句，表示”如果” ,如果主句（包括祈使句、含有情态动词can、 may、 must）用一般现在时，从句也要用一般现在时； 主句用过去时，从句也要用过去的某种时态，如果主句是一般将来时态，从句要用一般现 在时表示将来。2. They help fight against pollution. （ page44）Fight vi. 与 .斗争，常与介词 against 或 with 连用。 如： They fought against the enemy

12、 fiercely 扩展： fight vt. 战斗，反对，可直接跟宾语。如： They fought their enemies bravely. 他们勇敢杀敌 扩展： against prep. 意为“，违背，违抗；紧靠，防备” 。 Be against 反对， be for 赞同如： We take out umbrella just against a rainy day. 我们带上雨伞以防雨天。3. They take in harmful gases from the air and produce oxygen for us to breathe.（ page45） harmfu

13、l 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 duce vt. 产生，生产。也可以作为不可数名词，意为：产品，农产品。produce不可数 n. “农产品”或 “自然产品”的总称，The farmers brought their produce to town early each Saturday duct可数 n.“产物，产品” ，多

14、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Machinery, cars, ships are all industrial duction不可数 n. “生产，制造” 。 指生产的行为。也可指“产量” 。The company is famous for the production of small cars.4. A lot of the furniture is made of wood. （ page45） Furniture 不可数名词，家具。a set of furniture 一套家具 ; 一件家具 a piece of

15、 furniture 。成品 +be made in+ 地点产于某地原料 +be made into+ 成品被制成成品 +be made of+ 原料 （看得出，物理）由制成成品 +be made by+制造者被制造成品 +be made from+ 原 料（看不出，化学）由制成My piano is made in Beijing. The table is made of wood. Grapes are made into wine. （记忆顺口溜：物质不变用The birthday cake is made by my mother.Wine is made from grapes.T

16、he bike is made in China. of ，物质变化是 from ）5. I can 't imagine a world without trees. （ page45 ）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。Imagine指设想与事实相反的东西，指错We can hardly imagine life without water.误的猜想； 也可以表示猜想的东我们简直不敢想象没有水的生活。西没有确定性，只是一种印象。guess缺乏任何一句或资料而凭主观Open your eyes ， and guess who ha

17、s the印象的猜想pen?6.However, （page48）However 副词，表转折，意为：然而；不过。However副词位于句首、居中、句末，要 用逗号与其他部分隔开。Later, however, he changed his mind.But连词位于句首或居中。 but 之后 一般不得使用逗号But I did tell you about the examination!Hate 讨厌，不喜欢Hate doing sth.表示习惯性动作Hate to do sh.表示某一次具体的行为7.She can skate at a very high speed because sh

18、e practises a lot. Practise vt. 训练，练习。宾语可接名词，代词，动名词。 如： It's very important to practise listening. 练习听力是非常重要的。 Practise vi. 如： Don' t forget to practise after class. 课后别忘了练习。 practise 的名词是 practice 不可数名词。通常指经常性或系统性的重复练习。Practice makes perfect. 是一句谚语，意思是“熟能生巧” 。8.But the speaker did not stop

19、speaking until twenty past twelve.（page52 ）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.9.Another指三者或三者以上中的“另一个”I don

20、' t liketh is one. Please show me another.otherAdj. 其他的，其余的，常用复数形式Ask some other people.the other两者中“另一个” ，one··the other ··一 个··另一个He has two daughters. One is a nurse, the other is a worker.others其他的人或物There are no others. 没有别的了。the others其余的人或物，表示一个范围内其他全部Two boy

21、s will go to the zoo, and the others will stay at home.10.辨析 Carry ， take ， bringcarry搬，扛 不论移动的方向The mother carries her baby in her arms 。bring带来，带走 以说话人为中心， 把某物带到说话人身边They 're going to bring some gifts for us on Christmas.take以说话人为中心，把某物带到远处Please take these books to the library for me.11.It co

22、vers five and a half million square kilometers of the Amazon Basin and spreads across nine countries. （ page54）（ 1） Cover v. 覆盖，遮盖；covewith 用···把··盖上；be covered with 被 .覆盖着。如： The road is usually covered with snow in winter Cover 可数名词，意为：覆盖物，盖子，封面如： The new book needs a new

23、cover. （2）区别： across， cross， through， overacross介词，在空间内从一端到另一端， 或是十字交叉穿过（过河，过桥，过马路）cross动词，含义同上through介词。穿过，通过。动作是立体空间进行，穿过沙漠，森林，窗户over动词，则是对于位置的高低而言，强调翻越穿越高的障碍物， 如篱笆，栅栏，山脉12.Many living things lose their homes because of deforestation.（ page54）许多生物因为森林砍伐失去家园。livingn. 生物all living things 所有生物adj. 活着的、有生命的，主要用于 作前置定语及冠词 the 之后，表示一类人the living 活着的人们alive活着的、有活力的The fish is still alive/living.Live laiv“活的”“有生命的”“活生生的”，主