《学而不思则罔》doc版.doc

Unit3 Inventors and inventionsPeriod 3Learning without thinking leads to confusion; thinking without learning ends in danger. 学而不思则罔，思而不学则殆。Part 1.预习学案1. words and phrases1) forehead_2) curious_3) multiple_4) original _5) reproduce_6) stable_7) importance_8) invaluable_9) practical_10) dive into_11) before you know it_12) set out_13) a series of_14) at a time_15) at the advanced age of seventy-five years old_16) in truth _17) at the same time_18) be known for _2.Translate and make the sentences clear by yoursel1) Every time you do you will be certain to find something that you have never seen before._2) It was this exploring around problems that led to his most famous invention the telephone in 1876._3) But he found the problem difficult to solve._ 4) Being very stable,it has proved invaluable in the design of the bridges._5) It was not until five days later that Bell sent the first telephone message to his assistant ,Waston._Part 2.教&学案Step1 Check up what we learnt yester dayStep2 Read the text carefully and then choose the best answers.1. What do you think is the key to Bells success as an inventor?A.Good luck B.intelligence C. Curiosity D.Inspiration2. Which of the follwing statement is NOT true?A. Bell invented the telephone be chance.B. Bell wanted to get a patent.C. Bell was intersted in helping daef peoleD. Bell succeeded in many areas besides the telephone.3. In the year_,Bell made his last invention.A.1920 B.1921 C.1922 D.19234. His most famous saying suggested that he was _.A.a man of thinking hard B.a man to rest C.a man of few words D.a man taking too muchStep 3. Language Points1. beaten track 被踩出来的路；常规 惯例Sometimes its necessary to leave the beaten track.【知识拓展】be on track 步入正轨；做法对头 keep track of 与保持联系；了解的动态 lose track of 与失去联系；不了解的动态2. diver into(1).迅速把手伸入She dived into her bag and took out a couple of coins.(2).跳水 The boy dived into the river from the bridge.(3) (对活动、问题等)一心投入，潜心研究 He dived into the history of China.【知识拓展】devote oneself to 投身于，把自己奉献给；潜心于 make a dive 迅速移动，猛然跳起 go diving 去潜水 take a dive 突然下降；暴跌3. current (1) adj. 当前的，现在的，通用的，流行的 What do you think of your current employer? (2) n.水流，气流，电流，潮流，趋向【知识拓展】currency n. 通货，货币 currently adv. 目前；当前；时下 currentless adj. 无电流的；无流的 at present (=at the present time) 目前，现在 in the past 过去4. importance n.She stressed the importance of careful perparation.她强调认真准备的重要性。Its a matter of the greatest importance to me.这对我来说是最重要的事情。【知识拓展】important adj. 重要的；有重大影响的；有巨大价值的 play an important role in 在中起重要作用 be of importance = be important It is important +that +(should) do.It is important for sbto do sth.5. be known for 因而出名Hangzhou is known for Xihu Lake【知识拓展】make oneself known to sb. 像某人做自我介绍 get to know 逐渐认识 know of/about 知道，了解 Its known/well known (to sb.) that 【辨析】be known for, be known by, be known to, be known as be known for 意为“因而出名”，相当于be famous for be known by 根据而得知，宾语是表示手段或判断标准的名词 be known to 意为“被所知”，宾语往往是人 be known as “作为而出名”，宾语是某种身份【检测】用be known for, be known by, be known to, be known as填空(1) Weifang _ kite.(2) A person _ the company he keeps.(3) It _ all that theory comes from practice.(4) The tiger _ the king of the animal.6. in truthThe ugly frog was in truth a handsome prince.【知识拓展】in fact 事实上，实际上；确切的说 in actual fact 事实上；确切的说 as a matter of fact 事实上，说真的； tell the truth 讲实话【辨析】in fact，as a matter of fact, in truth 三者在表示“事实上，实际上”可互相替换 as a matter of fact还表示不同意，意为“其实” in fact 还表示补充细节，意为“确切的说”7. hang on (1) 紧紧握住 Hang on! The bus is about to start.(2) 稍等 Hang on- I m not quite ready.(3) 坚持，不放弃The team hung in for victory.(4) 不挂断(= hold on) Hang on-I ll see if hes here.8.out of order (1).次序颠倒，发生故障 The phone is out of order.(2).安排不当，不整洁 The meeting room is out of order. Wed better clean it.(3).行为不当，不妥当 You were well out of order taking it without asking.【知识拓展】in order 正常，妥当，适宜 in order to do sth.目的是，为了，以便 in order that 目的在于，为了，以便9.get through(1) 消耗掉；用完；耗尽 We ll get through the petrol.(2) (设法)做完 Hurry up! We have got through one half.(3) 正式通过，获得采纳They got the bill through Congress(他们使此议案再过会获得通过)(4) 顺利通过考试 She got all her students through the exam.(5) 设法联系上（尤指打通电话）I tried calling you several times but I couldnt get through.(6) （尤指在努力帮助某人时）使某人理解，使某人接受（所讲的话）I find it impossible to get through to her.(我发觉根本无法让她听懂)10.ring back 回复电话【知识拓展】ring off 挂断电话（=hang up）ring sb. up 给某人打电话 call sb. up 给某人打电话telephone sb.给某人打电话 phone sb. 给某人打电话 give sb. a phone call 给某人打电话 give sb. a ring 给某人打电话make a phone call 打个电话Step4. Sentences1. Every time you do you will be certain to find something that you have never seen before.【分析】every time 用作连词时，引导的是时间状语从句 eg.Every time I listen to your advice, I will get into trouble. Ill think of it every time I listen to music.【知识拓展】可以用作从属连词的短语有：(1) 由“不定代词+time” each time, every time, any time(2) 介词+the time at the time(在时候)by the time（到为止）(3) 序数词、形容词+ time the first time, last time, next time(4) the+瞬间名词 the moment, the instant, the minute, the second（一就）(5) the+时间名词 the day, the week, the autumn ,the month, the year, (6) 副词做连词 immediately, directly, instantly2. But he found the problem difficult to solve.= But he found it difficult to sovle the problem.【分析归纳】find+n.(宾语)+adj.(宾补)+to do.(不定式作状语修饰形容词) find+it+adj.(宾补)+to do sth.（it是形式宾语，to do sth.是真正的宾语）【练习演绎】这个人发现在这条河里游泳很危险 _ _【知识拓展】find sb. doing sth.发现某人正在做（sb.与doing是逻辑上的主动关系） find sth. done 发现某事被做了（sth.与done是逻辑上的被动关系）【练习演绎】He found t