2013高考英语一轮复习精品课件：Module 5 A lesson in a lab(外研版必修1.ppt

1、第5讲Unit 5 A Lesson in a Lab,下图描绘的是当今学生中存在的一种现象。请你根据对这幅漫画的理解写一篇短文，描述图中的内容并表达你的看法。,注意： 1仔细品味图中文字的幽默，要适当发挥想象，不要只作简单描述。 2词数：不少于120。,【精彩美文】 The teacher asks a young boy to come to the blackboard to solve a math problem: Whats 8 multiplied by 5? Before he writes his answer, he says, “I think thats 40, but

2、 let me check.” So he turns to the computer for help. The teacher shows a surprised look. Nowadays some children are unwilling to use their heads while doing the calculating, with the result that they depend too much on the computer and feel less confident about themselves. There may be some reasons

3、 behind it. One is that their parents should bear some responsibility to some degree. Another is that,children have formed the habit of using the computer to help with their work. In my opinion, if we use the computer in a proper and wise way, we will benefit a lot. On the other hand, if we complete

4、ly depend on it for everything, it will become a barrier on the way to success.,【全品点睛】 行文逻辑：描述图画内容发表评论阐述观点。较好地使用了连接词语，如：oneanother，on the other hand，in my opinion等。 词汇短语：运用了较高难度的词汇。如：solve，turn to, a surprised look，be unwilling to, depend()on，confident，bear some responsibility, to some degree，form t

5、he habit of doing sth.，benefit等。,句式句法：运用了多样化的句式和句法结构。如：时间状语从句：Before he writes his answer；表语从句：One is that their parents should bear some responsibility to some degree；条件状语从句：if we use the computer in a proper and wise way等。,. 单词荟萃 1. _ n混合物mix v. 混合 _ adj. (男女)混合的 2. _ n电 electrical adj.与电有关的， 用电的e

6、lectric adj.电的， 发电的 3. _ n结论conclude v推断出， 断定， 作结论 4. _ n. 目标， 对准 v. 对准目标；打算aimless adj. 没有目标；无目的的 5. reaction n反应， 回应 _ v反应， 作出回应,mixture,mixed,electricity,conclusion,aim,react,6. equipment n设备， 装备 _ v. 装备， 配备 7. _ adj. 吃惊的；惊讶的 _ adj. 令人吃惊的 astonish v使惊讶astonishment n. 惊讶,equip,astonished,astonishi

7、ng,.短语检测 1使有条理 2想起， 考虑 3弄清楚， 弄明白 4把加到 5使不进入， 防止进入 6开始做， 着手干， 进行吧 7安静点 8过去常常 9在过去的二十年里,putin order think of find out addto keepout of go ahead keep the noise down used to in the last twenty years,10要么要么 11为感到骄傲 12理应， 应当,第5讲 基础梳理,eitheror be proud of be supposed to,.佳句再现 1_ the earths surface is water

8、. 地球表面三分之二是水。 2The earth is _ the moon. 地球是月球的五十倍。 3It is hard _ a world without metals. 很难想象一个没有金属的世界。 4Im going to _ Montreal _ Ottawa University, as both _have good Physics Department. 我要么去蒙特利尔大学， 要么去渥太华大学， 因为两个大学都有不错的物理系。,第5讲 基础梳理,Twothirds of,fortynine times larger than,to think of,either,or,ar

9、e supposed to,.单元语法 Degrees of comparison,第5讲 基础梳理,第5讲 单词点睛,1expand v. (cause sth. to) become greater in size, number or importance膨胀， 扩大， 增强；扩展， 展开 expansion n. 扩张， 扩展， 膨胀 【易混辨析】 expand和extend (1)expand vt. take place)发生， 进行；走在前面， 先走,第5讲 短语储存,go _ 违背， 对不利；与相反 go all out to do/for sth. 全力以赴做某事 go _

10、(时间)过去；依据， 遵循 go down 下降， 降低 go up 上升， (房屋)建立起来 go on 继续；发生， 进行；(时间)过去 go on with sth. 继续做某事 go on doing 继续做(原来的事) go on to do 接着做(另外一件事),第5讲 短语储存,against,by,【活学活用】 用go相关短语的正确形式填空 (1) Do you mind if I open the window? No, _. (2) The building of the new bridge will _as planned. (3)The company will _

11、improve next years sales. (4)She was scared to _ her fathers wishes. (5)As the weeks _, I became more and more worried. (6)New buildings are _all around the town.,第5讲 短语储存,go ahead,go ahead,go all out to,go against,went by/went on,going up,4used to do(happened regularly or all the time in the past,

12、but does not happen now)过去常常做某事 be/get used to (doing) sth.习惯于 be used to do 被用来做 【易混辨析】 used to 和would (1)used to多有“过去如此， 现在不这样”的对比含义， 不与一段时间状语连用。 (2)would多表示过去习惯性的动作， 常与具体的时间状语连用， 或与often, sometimes或for hours连用。如：,第5讲 短语储存,He would always be the first to offer to help. 他总是会第一个主动提出帮助。 【注意事项】 (1)疑问式

13、：Used you to？/Did you use to？ 否定式： used not to/usednt to/didnt use to (2)used to 后的不定式可以承前省略到to, 但若后面是be, 则be需保留。如： He is not an actor. But he used to be.,第5讲 短语储存,【活学活用】 (1)_ and take an hours walk before breakfast. 我过去常常早起， 并且在早餐前散步一小时。 (2)He _ in the country. 他已习惯于住在乡下。 (3)Bamboo _. 竹子可以被用来造纸。,第5

14、讲 短语储存,I used to get up early,is/has got used to living,can be used to make paper,5be proud of对感到自豪 be proud to do/that对感到自豪 take pride _ 以感到自豪；对感到得意,第5讲 短语储存,in,【活学活用】 (1)He _his childrens achievements. 他为孩子们的成就感到骄傲。 (2)_ your friend. 做你的朋友我感到骄傲。,第5讲 短语储存,takes pride in/is proud of,Im proud to be,6

15、be supposed to do sth.被期望或被要求(按规则、惯例等)做某事， 理应 Suppose/Supposing (that)假设， 如果(引导条件状语从句， 相当于if),第5讲 短语储存,【活学活用】 (1)You _ here. 你不应该呆在这儿。 (2)_, can we play the match indoors? 要是下雨的话， 我们在室内比赛行吗？,第5讲 短语储存,are not supposed to stay,Supposing/Suppose (that) it rains,1It is hard to think of a world without m

16、etals. 很难想象一个没有金属的世界。 句型公式 It isadj. to do sth. 做某事 【句式点拨】 在该句型中it用作形式主语， 真正的主语为动词不定式。,第5讲 句型透视,【相关拓展】 (1)It isadj. for sb. to do sth.对于某人来说做某事 在该句式中，作表语的形容词说明不定式行为的性质和特点。常见的形容词有：easy, important, difficult, possible, necessary等。 (2)It isadj. of sb. to do sth. 某人做某事 在该句式中， 作表语的形容词表达不定式的逻辑主语的品行、性格或性质。

17、常见的形容词有：kind, nice, good, honest, careful, clever, wise, stupid, foolish, rude等。 (3)It isadj./n. that做某事 it作形式主语， that从句作真正的主语。,第5讲 句型透视,【活学活用】 (1)_ to lose three pairs of glasses. 你丢了三副眼镜真是太粗心了。 (2) _ meet? 我们非见面不可吗？ (3) _ he didnt come to our party. 很遗憾他没来参加我们的聚会。,第5讲 句型透视,Its careless of you,Is i

18、t necessary for us to,It was a pity that,2The closer you are, the more youll see. 你靠得越近， 看到的就越多。 句型公式 “the比较级， the比较级”结构 该结构表示“越就越”， 前面“the比较级”相当于一个条件状语从句。 【温馨提示】 该句型中， 比较级的后面如果修饰了名词， 则要把这个名词和比较级一起放到最前面， 后面跟句子的其余部分。如： The harder you work, the more progress you will make. 你越努力， 取得的进步就会越大。,第5讲 句型透视,【活

19、学活用】 The more careful you are, _in the experiment. 你越小心， 在实验中犯的错误就越少。,第5讲 句型透视,the fewer mistakes youll make,第5讲 跟踪训练,.单词拼写 1You may imagine their _ (惊讶的) look when they find the room empty. 2The hotel has its own pool and leisure f_. 3I wonder how the audience r_ to his speech. 4Boats f_ in the dir

20、ection of wind if they are not controlled. 5Its common sense that ice f_ when water freezes.,astonished,acilities,eacted,loat,orms,.选词填空 think of, add to, putin order, eitheror, be proud of 1Many words have _ this edition of the dictionary. 2. _ you _ he is the next to be on duty. 3Its hard _ a worl

21、d without electricity. 4I _the achievements youve made these years. 5Now its time for you to _ your life _.,第5讲 跟踪训练,been added to,Either,or,to think of,am proud of,put,in order,.单项填空 12010全国卷 The doctor thought _ would be good for you to have a holiday. A. this B. that C. one D. it 【解析】 D考查代词用法辨析。i

22、t用作形式宾语，真正的宾语是后面的不定式短语。,第5讲 跟踪训练,22011辽宁卷 I probably shouldnt have any more cake. Oh，_. It wont kill you. A. go ahead B. hold on, please C. youre welcome D. thatll do 【解析】 A本题考查交际用语。句意：“我可能不应该再吃蛋糕了。”“噢，吃吧。撑不着你。”go ahead吃吧，做吧，继续；hold on别挂断；youre welcome不用谢；thatll do可以了，行了(尤用以制止某人做或说某事物)。,第5讲 跟踪训练,3En

23、glish is _ hard for me and Physics is _ harder. Aa little; a lot Ba lot; a little Ca bit; more Drather; a great deal of 【解析】 A四个选项中 a little, a bit和rather都可以修饰形容词。但是只有a lot, a little和a great deal可以修饰比较级。,第5讲 跟踪训练,4In my opinion, life in the twentyfirst century is much easier than _ . Athat used to b

24、e Bit is used to Cit was used to Dit used to be 【解析】 D本题考查used to do。本句意为“在我看来，21世纪的生活比过去容易多了。”used to do 过去曾经；it代指前面的“生活”。,第5讲 跟踪训练,5. _ from a short story, the novel is very popular with children. AExpanded BTo expand CExpanding DTo be expanded 【解析】 A主语the novel是expand动作的承受者，所以用过去分词作状语。,6Long ago,

25、 the upper classes here spoke French while the _ people spoke English. Aordinary Bnative Clower Dsimple 【解析】 A本题考查形容词词义辨析。native意为“本国的，本地的”，lower 意为“较低的”，simple意为“简单的”。句中 the upper classes 意思是“上层社会，贵族阶层”，与其相对应的应为ordinary people “普通大众”。,7In the near future, China will increase supply of smaller houses, _ to help lowincome families to buy houses of the