7Bunit5最新广州、深圳沪教版牛津英语七年级下册教案.pdf

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1、7Bunit57Bunit5 最新广州、深圳沪教版最新广州、深圳沪教版牛津英语七年级下册教案牛津英语七年级下册教案7B7BUnit 5 WaterUnit 5 Water重点单词：重点单词：Drop n.Drop n.滴滴，v.v.落下落下Journey n.Journey n.旅旅程程QuantityQuantity 数数量量QualityQuality 质量质量Experiment n.Experiment n.实验实验Fresh adj.Fresh adj.新新鲜的鲜的SaltSalt盐盐VoiceVoice 声音声音AddAdd 增加增加重点短语：重点短语：turn offturn o

2、ff 关闭关闭ChemicalChemical 化化学制品学制品ThroughThrough 穿穿过，通过过，通过Valuable adj.Valuable adj.宝贵的，很有宝贵的，很有用用BitBit 少量少量BankBank 银行银行ChangeChange 不可不可数数 n.n.找给的找给的ReturnReturn 归还，归还，回到回到VapourVapour 蒸汽蒸汽FormForm 形成形成StirStir 搅拌搅拌续续CrystalCrystal 水晶，水晶，结晶结晶reservoirreservoir蓄水池蓄水池PipePipe 管，管，烟斗烟斗ContinueContinu

3、e 继继a bita bit 有点儿（要加上有点儿（要加上ofof 才可以修饰不可数才可以修饰不可数名词）名词）Turn intoTurn into（使）变成（使）变成Add.to.Add.to.把把 加入加入part ofpart of 部分部分pocket moneypocket money 零花钱零花钱(be)made up of(be)made up of重点句型：重点句型：由由 组成组成dry updry up 干涸干涸1.1.Then it was time for sb.to.Then it was time for sb.to.到了做某事的时到了做某事的时候了候了(page59

4、)(page59)2.2.Remember not to.Remember not to.3.3.How much water is there.?How much water is there.?4.4.How much bottles of water are there.?How much bottles of water are there.?详细讲解：详细讲解：1.Listen to a story about the journey of a1.Listen to a story about the journey of acoin.(page57)coin.(page57)jou

5、rjour 指从一个地方出发指从一个地方出发He decided to make aHe decided to make aneyney直达目的的长途旅直达目的的长途旅journey tojourney to行行的短途旅行的短途旅行el elGuangzhou.Guangzhou.business trip.business trip.triptrip 指休闲或商业目的指休闲或商业目的He went on aHe went on atravtrav 无直达目的之意，无直达目的之意，He came home afterHe came home after指不同方向的旅行指不同方向的旅行years

6、 of foreignyears of foreigntravel.travel.2.when you exercise,you need more2.when you exercise,you need morewater.(page58)water.(page58)ExerciseExercise为不及物动词，是“锻炼”的意思。为不及物动词，是“锻炼”的意思。可数名词：练习，体操可数名词：练习，体操不可数名词：锻炼，运动不可数名词：锻炼，运动3.3.two thirds.two thirds.三分之二三分之二(page58)(page58)英语中的分数表示：英语中的分数表示：分子用基数词，

7、分子用基数词，分母用序数分母用序数词。分子大于词。分子大于 1 1 时，分母要用复数形式。时，分母要用复数形式。拓展：四分之几一般用拓展：四分之几一般用 quarterquarter 表示，二分之一表示，二分之一用用 halfhalf 表示。表示。如：四分之一：如：四分之一：a quartera quarter四分之三：四分之三：threethreequartersquarters4.4.倍数的表达分数：倍数的表达分数：（page68page68）twicetwice（1 1）A+be+A+be+倍数倍数+as+as+形容词原级形容词原级+as B+as B如：如：my pens are th

8、ree times as many asmy pens are three times as many asyoursyours。我的笔是你的三倍。我的笔是你的三倍（2 2）A+be+A+be+倍数倍数+形容词比较级形容词比较级+than B+than B如：如：my my pens are twice than yoursmy my pens are twice than yours。我的笔比我的笔比你的多两倍你的多两倍5.5.表示表示 everyevery“每隔“每隔 ”的表达方法：”的表达方法：（1 1）every+every+基数词基数词+复数名词：复数名词：every four ye

9、arsevery four years每四年每四年（2 2）every+every+序数词序数词+单数名词单数名词every fourthevery fourthyearyear 每隔三年每隔三年（3 3）每隔一每隔一 ：every other+every other+单数名词单数名词everyeveryother lineother line 每隔一行每隔一行6.6.辨析辨析 throughthrough、overover、acrossacross三三者都有“穿过的”意思者都有“穿过的”意思overover 是从物体表面上方经过，不与物体接触是从物体表面上方经过，不与物体接触例如：例如：Th

10、e bird flew over the riverThe bird flew over the river。鸟从。鸟从河水表面飞过河水表面飞过thronghthrongh 是从物体中穿过，是从物体中穿过，例如：例如：TheThe elephantelephant cantcant gogo throughthrough thethegate.gate.这头象不能从门里穿过。这头象不能从门里穿过。acrossacross 从物体表面经过并且有接触从物体表面经过并且有接触例如：例如：TheThe carcar is is goinggoing acrossacross thethe brigeb

11、rige汽车正从桥上经过汽车正从桥上经过7.So is this the end of your7.So is this the end of yourjourneyjourney？那么这？那么这里是你旅程的终点吗？里是你旅程的终点吗？end n.end n.末尾，结局末尾，结局At theAt the在在 后期后期/末端末端 At the end of theAt the end of theend ofend ofstreetstreet，you can seeyou can seeahotelahotel。By theBy the到在到在 结束结束end ofend of（表示时间概（表

12、示时间概念）念）In theIn theendend最后，终于最后，终于 atatIn the endIn the end，we got towe got tolastlast，finallyfinally。the small citythe small city。He came back by theHe came back by theend of the meetingend of the meeting。8.We use how many how much to ask about8.We use how many how much to ask aboutquantities.qua

13、ntities.useuse“用”用”use sth to do sth.use sth to do sth.用某物做某事用某物做某事人人+be used to doing sth.+be used to doing sth.某人习惯做某事某人习惯做某事物物+be used to do sth.+be used to do sth.某物被用于做某事某物被用于做某事 如：如：wood is used to make paperwood is used to make paper。9.Fix a dripping tap9.Fix a dripping tap。修理滴水的水龙头。修理滴水的水龙头。

14、（page68page68）（1 1）dripdrip 指水滴，只能用于液体。指水滴，只能用于液体。DropDrop 不管是做动词还是名词，不管是做动词还是名词，都有滴下、都有滴下、落下落下的意思，可以使任何物体，不限于液体。的意思，可以使任何物体，不限于液体。还有一个长得很像的伙伴：还有一个长得很像的伙伴：droopdroop，指把脑袋低指把脑袋低垂下来，垂下来，一不小心丢了一个一不小心丢了一个 o o，就把脑袋混丢了：就把脑袋混丢了：He drooped his head in shyness.He drooped his head in shyness.（害羞了把（害羞了把头低下了）头低

15、下了）（2 2）fifi=repair=repair 修道路，机修道路，机 MyMy fatherfather isis goodgood atatx x器，以及日常生活器，以及日常生活fixing brokenfixing broken用品，如手表，自行用品，如手表，自行 watcheswatches。车车meme修补破损的东西，使修补破损的东西，使 MumMum，cancan youyou helphelp memendnd其恢复原样，其恢复原样，（包括（包括mend my socksmend my socks？用针线缝补）用针线缝补），一般，一般指较小的物品指较小的物品重点语法：如何谈论

16、数量重点语法：如何谈论数量我们可以用（我们可以用（not)much,many,a lot of,hownot)much,many,a lot of,howmuch,how manymuch,how many 等词来谈论数量，下面让我们等词来谈论数量，下面让我们一起来学习他们的用法。一起来学习他们的用法。一、一、many,muchmany,much与与 a lot of(lots of)a lot of(lots of)many,muchmany,much与与 a lot of(lots of)a lot of(lots of)三者意义相同，三者意义相同，都都有许多之意，有许多之意，manyma

17、ny 修饰可数名词复数形式；修饰可数名词复数形式；muchmuch 修饰不可数名词；修饰不可数名词；a lot of(lots of)a lot of(lots of)既可以修既可以修饰可数名词复数形式；也可以修饰不可数名词。饰可数名词复数形式；也可以修饰不可数名词。There are many students in his school.There are many students in his school.=There are a lot of/lots of students in his school.=There are a lot of/lots of students in

18、 his school.I need much/a lot of time to check the answers.I need much/a lot of time to check the answers.二、二、a fewa few 和和 a littlea littlea fewa few 意为“几个”意为“几个”，a littlea little 意为“一点儿”意为“一点儿”a fewa few修饰可数名词复数形式；修饰可数名词复数形式；a littlea little 修饰不可数名词修饰不可数名词.a fewa few 和和 a littlea little 都表示肯定意义。都表

19、示肯定意义。I need a few apples and a little green tea.I need a few apples and a little green tea.There are a few bananas and a little bread onThere are a few bananas and a little bread onthe table.the table.注意：注意：fewfew 意为意为“很少”“很少”，littlelittle 意为意为“几乎没有”“几乎没有”，fewfew 修饰可数名词复数形式；修饰可数名词复数形式；littlelittle

20、修饰不可数名修饰不可数名词词.few.few 和和 littlelittle 均表示否定含义。均表示否定含义。There is little water in the glass.There is little water in the glass.Few students take the taxi to school at GreenFew students take the taxi to school at GreenHigh School.High School.三、三、how manyhow many 和和 how muchhow much两者都表示多少之意，都用于询问数量。两者都

21、表示多少之意，都用于询问数量。howhowmanymany 后接可数名词的复数形式，后接可数名词的复数形式，how muchhow much 后后接不可数名词。接不可数名词。How many students are there in yours class?How many students are there in yours class?How much milk do you need?How much milk do you need?注意：注意：how muchhow much 还可以询问物品的价格。还可以询问物品的价格。How much is this sweater?How m

22、uch is this sweater?四、四、too manytoo many 和和 too muchtoo muchtoo manytoo many 和和 too muchtoo much 均为太多之意，均为太多之意，too muchtoo much修饰不可数名词，修饰不可数名词，too manytoo many 修饰可数名词复数修饰可数名词复数形式。形式。There is too much smoke in the room.There is too much smoke in the room.There are too many rules in our school.There a

23、re too many rules in our school.注意：注意：much toomuch too 用作副词，意为“太”用作副词，意为“太”，修饰形，修饰形容词或副词。容词或副词。Your room is much too dirty.Your room is much too dirty.五、五、too little,too few,not much,not many,notoo little,too few,not much,not many,no和和enoughenoughtoo littletoo little 意为意为“太少”“太少”，修饰不可数名词；修饰不可数名词；too

24、 fewtoo few意为意为“太少”“太少”，修饰可数名词复数形式；修饰可数名词复数形式；not muchnot much意为“几乎没有”修饰不可数名词；意为“几乎没有”修饰不可数名词；not manynot many意为意为 没多少“修饰可数名词复数形式没多少“修饰可数名词复数形式;no;no 意为”意为”没有“，修饰可数或不可数名词没有“，修饰可数或不可数名词;enough;enough 意为意为 足够的足够的，修饰可数或不可数名词。，修饰可数或不可数名词。练习：练习：用所给单词的适当形式填空用所给单词的适当形式填空1 1 CanCan thesethese childrenchildr

25、en looklook afterafter _when their parents are not at home.(them)when their parents are not at home.(them)2 Water is a _ resource,so we cannot2 Water is a _ resource,so we cannotwaste it.(value)waste it.(value)3 Trees can produce a _ to make3 Trees can produce a _ to maketheir leaves taste nasty whe

26、n insects want to eattheir leaves taste nasty when insects want to eatthem.(chemistry)them.(chemistry)4 4WeWeshouldshouldnevernever_waterwaterbecause it is not easy for it to come to our flats.because it is not easy for it to come to our flats.(pollution)(pollution)5 5 AboutAbout 3 3ofof thethe wate

27、rwater onon EarthEarth is is withoutwithout_(salty)_(salty)单项选择单项选择a.a.keepkeepb.b.makemakec.becomec.becomed.turnd.turn10.10.AfterAfter I I hadhad a a bathbath inin thethe bathroombathroom thisthismorning,morning,I _ theI _ the taptap on,on,ThisThis makesmakes thethebathroom full of water.bathroom f

28、ull of water.a.lefta.leftb.forgotb.forgotc.c.turnedturnedd.switchedd.switched11.We all should remember _ water11.We all should remember _ water.a.a.toto wastewasteb.b.wastingwastingc.c.notnotwastingwastingd.not to wasted.not to waste12.If you _ some salt to a glass of water,12.If you _ some salt to

29、a glass of water,it _and become part of the water.it _and become part of the water.a.a.add.add.DisappearDisappearb.b.add.willadd.willdisappeardisappearc.will add.disappearc.will add.disappeard.will add.Will disappeard.will add.Will disappear13.13.When I was inWhen I was in Italy last year,I _ aItaly

30、 last year,I _ alot of famous cities.lot of famous cities.a.a.visitvisitb.b.visitedvisitedc.visitsc.visitsd.am visitingd.am visiting14.A reservoir is _.14.A reservoir is _.a.a.a place where people make clean watera place where people make clean waterb.a place where people keep river water to beb.a p

31、lace where people keep river water to beused laterused laterc.a place where people produce tap water forc.a place where people produce tap water forfamily usefamily used.a place where people make water dirtyd.a place where people make water dirty15._ is called the“Floating City”in15._ is called the“Floating City”inthe world.the world.a.a.NewNew YorkYorkb.b.ParisParisc.c.Kun MingKun Mingd.Veniced.Venice