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1、Unit 5 Water,Module 3 Natural elements,自主预习,一、根据汉语写出英文单词1.旅程(n.)_2.数量(n.)_3.形成(v.)_4.实验(n.)_5.化学品(n.)_6.淡的；无盐的(adj.)_7.通过；穿过(prep.)_8.宝贵的(adj.)_9.继续(v.)_10.嗓音；说话声(n.)_11.归还（v.）_12.银行（n.）_,journey,quantity,form,experiment,chemical,fresh,through,valuable,continue,voice,return,bank,二、根据汉语写出下列词组1.关掉 _2.
2、把加入 _3.有点；一点 _4.由组成 _5.干涸 _6.的一部分 _7.（父母给孩子的）零花钱 _,turn off,add.to.,a bit,(be)made up of,dry up,part of,pocket money,三、根据汉语补全句子,每空一词1.Im _ _ _ _（一滴水）.2.I _ _ _ _（穿过管道）under the streets and now Im here.3.People will _ _ _（把我清理干净）again.4._ _ _ _（记得不要浪费）or pollute me.5.He _ _ _ _ _(把它还给了我妈妈).,a,drop,of
3、,water,travelled,through,the,pipes,make,me,clean,Remember,not,to,waste,returned,it,to,my,mother,词汇精析,【1】journey n.旅行；行程Its about half an hours journey.大约半小时路程。【辨析】journey,trip,travel与tour(1)journey 为普通用语，指陆地上的远程旅行。This need not be the end of the journey.这里未必是你旅行的终点。,（2）trip 指有特定目的的短距离旅行，强调在路上所花的时间和所
4、走的路程。On Thursday we went out on a day trip.周四我们出去旅行了一天。（3）travel 惯用复数形式，泛指到各地旅行，表示旅行的路途远、时间长。Travel gives us a worthy and improving pleasure.旅行给予我们一种高尚有益的快乐。（4）tour 指途中在许多地方作短暂停留的观光游览。The band will be going on tour.这个乐队将要进行巡回演出。,【应用】(1)At first I was afraid the long _ would be too much for her.(2)We
5、 went on a guided _ of Italy that included stops at Milan,Venice,Florence and Rome.(3)I go to work by train,and the _ takes me 40 minutes.(4)The _ of Marco Polo is one of the most interesting books that I have ever read.,journey,tour,trip,Travels,【2】voice n.嗓音；说话声I know her by her voice.我凭说话声知道是她。【拓
6、展】（1）in a low/loud voice 小声说/大声说He spoke in a low voice,always without inflection.他低声说话，总是声调平平，无抑扬变化。（2）at the top of ones voice 声嘶力竭地；大声地She suddenly cried out at the top of her voice.她突然声嘶力竭地叫起来。,【辨析】voice,sound与noise(1)voice主要指人讲话或唱歌的声音，是可数名词。When the teacher came into the classroom,our monitor s
7、poke in a loud voice,“Stand up!”老师走进教室时，我们班长大声喊:“起立！”（2）sound指一般情况下，各种能听到的声音。Peter heard the sound of gunfire.彼得听见了枪炮声。（3）noise主要指大声的、令人不愉快的声音，尤指噪音。The noise of traffic kept him awake.车辆的喧闹声使他睡不着。,【应用】(1)The _ wakes me up(2)The teacher opened the door without a _.(3)He answered the question in a low
8、 _.,noise,sound,voice,【3】add v.增加；添加 She added sugar to her tea.她在茶里加了糖。【拓展】(1)add to 增添；增加The bad weather added to our difficulties恶劣的天气增加了我们的负担。(2)add.to.把加到He added a few more things to the shopping list.他在购物单上加了几样东西。(3)add up to 总计达The cost of two trips added up to 1,000 dollars.两次旅行的费用总计达1000美元
9、。【应用】()Add 27 _ 23,and you get 50.A.onB.up toC.to,C,【4】through prep.通过；穿过 adv.彻底；从头到尾Let the rainwater run through this pipe.让雨水从这个管道中流过。I have to work through the winter vacation.我整个寒假都得工作。【辨析】through与acrossthrough 和across都可以表示“穿过”，但是through 表示从某个空间“穿过”，across 表示从物体的表面“横过”。He walked through the for
10、est alone.他独自一人走过森林。The students ran across the playground to the canteen.学生们穿过操场跑到食堂。,【应用】(1)Our train passed _ the tunnel.(2)You should be careful when going _ the road.,through,across,【5】continue v.继续 She looked up for a minute and then continued drawing.她抬头看了一会儿，然后继续画。【拓展】(1)continue sth./doing
11、sth.相当于 go on sth./doing sth.一直做（同一件事）。I continued doing my homework after answering the phone.我接完电话继续做作业。(2)continue to do sth.相当于 go on to do sth.,（做完一件事）接着做另外一件事。I continued to do my Maths homework after finishing English.我做完英语作业接着做数学作业。(3)continue with sth.继续某事I went to my room to continue with
12、my packing.我走进房间，继续打包。,【应用】I did my homework for 2 hours.After drinking a cup of coffee,I continued _(do)my homework.,doing,【6】drop n.滴v.掉下；落下（突然降落）It made us forget that every drop of wine we drink comes from cloned grapes.它使我们忘记了我们喝的每一滴酒都来自克隆的葡萄。He dropped off from his bike.他从自行车上跌下来了。【辨析】drop,fal
13、l与sink(1)drop指物体从一定高度落下。The fruit dropped from the tree.果实从树上落下。（2）fall与drop同义，指突然或猛烈地降落，但fall可指任何下落，同高度或形式无关。If I fall down,what should I do?如果我摔倒了，我该怎么办？（3）sink指在空气或水中垂直下降、下沉。The boat was beginning to sink fast.那艘船开始快速下沉。,【应用】（1）我感到有两滴雨落在了我的脸颊上。I felt _ _ _ rain on my face.（2）那个男孩突然从树上掉下来。Suddenly
14、，the boy _ _ the tree.,two,drops,of,dropped/fell,from,【7】turn off v.关掉；关闭If so,you can turn off the alarms.如果是这样，你可以关闭警报。【拓展】（1）turn on=switch on，拧开（电器）；打开（水源、煤气、电源等）Please turn on the radio.请把收音机打开。（2）turn off=switch off，关掉（电器）；关上（水源、煤气、电源等）Have you turned off the TV?你关电视了吗？（3）turn up 调高（音量或热度）I tu
15、rned the volume up.我把音量调大了。（4）turn down 调低（音量或热度）He kept turning the central heating down.他不断地调低中央暖气系统的温度。,【应用】（1）你能把电视声音调低一点吗？Can you _ _ the TV a bit?（2）当你离开房间时要关灯。_ _ the lights when you leave the room.,turn,down,Turn,off,【8】change n.找给的零钱；变化v.改变；交换He got his change and left.他拿着找回的零钱离开了。We cant c
16、hange the past.我们无法改变过去。【应用】你看到这所学校的变化了吗？（汉译英）Do you see the _ of the school?,changes,【9】（be）made up of 由组成The company is made up of ten departments.这个公司由10个部门组成。【辨析】be made up of与be made into(1)be made up of 用构成(或组成)的。指人、物皆可，指其结构成分。Our group is made up of six students.我们小组由6名学生组成。（2）be made into 被制
17、成。The material will be made into a dress.这块料子是要做成一件连衣裙的。【应用】（）This programme is made up of five different parts.（选出可以替换画线部分的最佳选项）A.takes inB.formsC.has,C,语法梳理,语法精讲,名词的数量1.我们可以用a lot of,a little,a few,many,much 以及no 来谈论名词的数量。具体来说：（1）a few 意为“几个；一些”，many 意为“许多”，它们都可用来修饰可数名词。如：He will be back in a few
18、minutes.他几分钟之后就回来。There are many books in her study.她的书房里有很多书。（2）a little 意为“一点儿；少量”，much意为“许多”，它们都可以用来修饰不可数名词。如：She knows a little English.她懂一点儿英语。I have much money.我有很多钱。,（3）a lot of 和no 都可用来修饰可数名词和不可数名词，分别表示“许多”和“没有”。如：There are a lot of pears in my bag.我的袋子里有很多梨子。There is no milk in the bottle.瓶
19、子里没有牛奶。2.在对数量提问时，用“How many+可数名词复数形式”或“How much+不可数名词”。如：How many apples are there in the box?箱子里有多少苹果？How much money do you have?你有多少钱？,直击中考,（）1.Dont worry.We have _food in the fridge now.（2014成都）Amuch Bmany Clittle（）2._ have you been in Chongqing?（2014 重庆）For five years.A.How manyB.How soon C.How
20、muchD.How long（）3.There will be _ jobs for people because some robots will do the same jobs as people.（2014南昌）A.manyB.more C.fewerD.fewest,A,D,C,写作乐园,话题五节约用水【常用词组】1.take a shower 洗淋浴2.instead of 代替3.less water 更少的水4.waste water 浪费水5.make full use of 充分利用,【精彩句型】1.Water is important for our daily life
21、.水对我们的日常生活是很重要的。2.Water is the symbol of life.水是生命之源。3.It is very important for us to save water.节约用水对我们来说是非常重要的。,【短文写作】请你以“How to save water”为题写一篇短文，谈谈我们应该如何节约用水，60词左右。,【范文赏析】How to save waterWater is important.We drink it every day.We can not live without water.So how can we save water?There are s
22、everal ways to save water.First,take shorter showers and dont leave the tap running when we dont need to use water.Second,try to reuse water.At last,we should not pollute water.If we do not save water,the last drop of water will be a teardrop.Therefore,to protect water is to protect our life.,谢谢欣赏！,
