Who is he? What did he invent ?

Lead-in Who is he? What did heinvent? He is Cai Lun. He is a great inventor and he invented paper.

What is it? It’s a plane. Who invented the plane? Wright Brothers invented the plane.

And who is he? He is ThomasEdison. What did he invent? He invented the first practical long-lasting light bulb.

What is it? It is the Modern Steam Engine. who invented the Modern Steam Engine. James Watt did.

Unit3 Inventors and inventions abacus electricity-bulb computer

Learning goals Topic Words and Expressions Knowledge Goals Talk about some great inventors and their inventions. Tell the differences between an invention and a discovery.

Words: discovery, patent , distinguish, product, powder, perfume, cube, abrupt, abruptly, convenient, expectation, monitor, passive, criterion, valid, application, file, committee, bear, jam, mess, forehead, dot, tap, wire, straw, current, importance, helicopter, triangle, stable, practical, refrigerator, court, version

Expressions: call up, now and then, set about, in case , traffic jam , beaten track , dive in , set out (to do) ,in truth , hang on , out of order , get through ,ring back , ring off

FunctionalItems Grammar How to make telephone calls? How to write an application letter? Revise the Past Participle as the Attribute,Predicative and Object Complement.

Ability Goals • Enable to tell the differences between a discovery and an invention; train skills of speaking . • Enable to write a letter in English to apply for a job.

Emotion Goals • Know some famous Chinese inventors and in other countries. • Know what a patent is and its advantages.

Important Points Important and Difficult Points • inventors and inventions; try to understand the differences between a discovery and an invention； • try to improve speaking ability by talking about the inventors and inventions • try to write an application for a job

Difficult Points • Try to know the differences between the differences between a discovery and an invention; • Try to develop our speaking ability.

Warming Up Who is he? He was a great American inventor. Do you know how many inventions he made? Can you mention some of them?

Everybody knows he invented the electric bulb. A lamp can’t give light without electricity. Did Edison invent electricity? Can electricity be invented? Is electricity an invention or a discovery? Why?

invention discoveries Do you think which pictures show inventions and which show discoveries?

invention invention Do you think which pictures show inventions and which show discoveries?

invention invention discoveries Do you think which pictures show inventionsand which show discoveries?

What are the important inventions of the 20th century? Inventions in the 20th century

Which invention do you think is the important one? Why? Inventions in the 20th century

小发明

Pre-reading In pairs discuss any modern inventions that you know. Describe them to your partner and explain how changed people’s lives? Do you know the stages every inventor must go though before they can have their invention approved? Try to do the exercise.

Reading 1. Fast Reading, pay attention: Why do you think the writer felt she had a chance to distinguish herself by inventing something merciful to catch the snakes but not harm them? Why do you think the writer chose this way of solving the problem? Would you do the same?

Why do you think she failed the first time？ What two factors helped the writer solve the problem successfully?

2. Detail Reading: Read the text loudly for a second time and then try to fill out the following form.

It has been stated that the scientific approach to doing experiments and the approach to inventing are very similar. Can you identify the differences? Try to fill out the following form.

3. Read the text for the third times: While reading work with yourpartners and make a list of the useful phrases you’ve noticed in the passage, if necessary you may refer to the notes on pages 89-91, and then work impairs to do Exercise 3 on Page 22.

Explanation 1.When I called up my mother in the country on the telephone, she was very upset. 当我给住在农村的母亲打电话是时，她很难过。 [要点导航] call up打电话，使……回忆起 [思维拓展] call back 召唤某人回来，再访，回电话 call for 邀请，请来 call on sb拜访（某人） call at sp拜访（某地） call/ring sb up=give sb a call/ring 给某人打电话

辨析： call up 与look back on/upon call up 表示“使...回忆起” 主语为物 look back on/upon“回忆，记起” 主语为人 [开放思维] call on /drop in on /pay a visit to /go on a visit to/ visit +sb 拜访某人 call at /drop in at /pay a visit to /go on a visit to /visit + sp 拜访某地

2. Snake come near the house now and then, and they seem to have made their home here. [要点导航] now and then “有时，不时地偶而，表示不经常发生” sometimes, but not often。 I see him now and then, but not often. 我偶尔看见他，但不常见。 [思维拓展] 同义词及短语：sometimes, occasionally, at times, once in a while, 对它们提问应用how often。

3．Here was a chance for me to distinguish myself by inventing something that would catch snakes but not harm them. 这回我有机会来表现一下自己了，我要发明某种东西既可以把蛇捉住，而又不会伤害它们。 [要点导航] distinguish oneself 显扬自己，使自己扬名 [思维拓展] be distinguished from 不同于……，与……加以区别 be distinguished by 以……为特征 be distinguished for 因……而著称

4. I set about researching the habits of snakes so I could trap them in the easiest way. 我开始着手研究蛇的习性这样我就能用最简单的方法困住他们。 [要点导航] set about 开始，着手 The sooner we set about it, the sooner we'll finish. 我们越早开始就可以越早这项工作。 [思维拓展] set out出发，启程 set out to do sth开始做某事 set off出发，动身 set aside留出，拨出，对……不予以考虑 set down停下，让...下车，记下，写下 set on sb攻击某人

核心词汇梳理 Language Points • distinguish v. 区别；辨别 • At what age are children able to distinguish between right and wrong? • 儿童到什么年龄才能明辨是非？ • What was it that distinguished her from her classmates? • 是什么使得她有别与班上其他同学？ • The twins are so alike that it’s difficult to distinguish one from the other. • 这对双胞胎长得太像了，很难分辨出谁是谁？

链接：tell…from…把······与······区分开 【应用】 People who can’t ____ between colors are said to be color-blind. A. range B. judge C. separate D. distinguish D 2. convenient adj. 便利的，方便的搭配：be convenient to/for sb. 对某人方便 Is it convenient to/for you if I come at 6 p.m.? 如果我下午6点来拜访你，方便吗? 句型：it is convenient to do sth. 做某事方便

When is it most convenient for us to meet？ 我们什么时候见面最方便呢？提示：不可以用“人”作主语。如果表达“你方便的话，在你方便的时候”时，要用if/when/whenever it is convenient to/for you。 Come whenever it is convenient to you. 在你方便的时候请过来。 If ( it is ) quite convenient to you , I will be with you next Tuesday. 如果你方便的话，我下周二去见你。

【应用】 （09 · 青岛模拟）will you drop in at my house this afternoon if ____? A. it is convenient to you B. you are convenient C. it is convenient of you D. you will be convenient A 3.claim vt. 要求；认领；声称句型：claim to do …声称做某事 claim to have done 声称做过某事 claim that …宣称、声明······ She claim to be the queen. 她声称她是女王的亲戚。

Doctors claimed to have discovered a cure for the disease. 医生声称已将找到治疗该疾病的方法。 He claims that he was not given a fair hearing. 他声称他未得到公正的申述机会。 claim n.要求；索赔；权利；主张搭配： make a claim for sth.提出······的要求 have a claim to/on sth. 要求得到······

Did you make a claim for damages? 你提出赔偿损害的要求了吗？ They had no claim on the land, which wad believed to be rich in oil. 他们无权索要那块据认为蕴藏着丰富石油的土地。【应用】He claimed _____ in the supermarket when he was doing shopping yesterday. A. being badly treated B. treating badly C. to be treated badly D. to have been badly treated D

4.bear vt. 忍受；承受；负担 提示：bear通常与can , could 连用，多用于否定句或疑问句中。 The pain was almost more than he could bear. 这种痛苦几乎使他无法忍受。 We just couldn’t bear the thought of selling the farm. 我们想都不敢想卖农场的事。句型： can’t bear doing/to do忍受不了做某事 can’t bear sb. doing/to do不能容忍某人做某事

He can’t bear people smoking while he’s eating. 他忍受不了人们在他吃饭的时候吸烟。 Alison could’t bear to leave and cried all the way to the airport. 艾莉森忍受不了离别之苦，去机场的路上一直在哭。

句型：bear doing意为“耐得住······；经得起······”，通常用于否定句或疑问句，且不可用人作主语。 His sufferings don’t bear thinking about. 他遭受的苦难不堪回首。 The joke doesn’t bear repeating. 这个笑话不可说第二遍。链接：stand 忍受；忍耐 put up with 忍受；忍耐 tolerate 忍受；容忍

重点短语例释 1.When I called up my mother in the countryside on the telephone, she was very upset.call up 打电话，使······回忆起Tonight I will call you up. 今晚我会给你打电话。 The old photo call me up of my childhood. 老相片引起了我对童年的回忆。

链接：call back召唤某人回来；再访；回电话call for需要，要求，接（人或物）call in邀请；请来call on拜访（人）call at拜访（某地）【应用】 —Can I do the job? —I’m afraid not, because it ______skill and patience. A. calls on B. calls out C. calls up D. calls for D

2. now and then时而； 不时= sometimes, but not often我有时喜欢去看歌剧。_______________________________________ 链接：from time to time有时；不时(every) now and again时而；不时from now on从现在开始，今后just now刚才since then从那时以来 I like to go to watch the opera now and then.

3. Bell never set out to invent the telephone and what he was trying to design was a multiple telegraph. (P.25)set out在上句中的意思是“开始，着手做某事”。set out还可以表示“动身，出发”，后常跟介词for。set about也有“开始，着手做某事”的意思，但是set about后接doing sth.，而set out后接to do sth.。We set about cleaning the house. 我们着手打扫房子。 I set out to knit a sweater but in the end it became a vest. 我一开始想编织毛衣，但最后却织成一件背心。

链接：与set有关的短语：set off 出发，动身（后常接介词for），引爆； set up 建立，创立； set sb. free 释放； set aside 留出，抽出，忽视；set down 记下，写下，放下； set foot in/on 踏上；set sail 扬帆起航； be set in 以……为背景； set fire to sth. = set sth. on fire 放火烧某物；set sb. an example = set an example to sb. 给某人树立榜样。

【应用】He ____ to paint the hole house early this morning, but has finished only the front part so far. A. set about B. set off C. Set up D. set out A 4.hang on不挂断；紧紧握住；稍等 Hang on a moment, please. 请稍等一下。 We all hung on as the bus swung around a sharp bend. 公共汽车转弯时，我们都紧紧抓住扶手。

Learning about language Words discovery, patent, distinguish, product, powder, perfume, cube, abrupt, abruptly, convenient, expectation, monitor, passive, criterion, valid, application, file, committee, bear, jam, mass, forehead, dot, tap, wire, straw, current, importance, helicopter, triangle, stable, practical, refrigerator, court, version

Morphology convenience independence stain mercy caution convenient independent stainer mercy cautious n. adj. expectation identifying producer expect identify produce v. n.

Expressions call up, now and then, set about, in case, traffic jam, beaten track, dive into, set out (to do), in truth, hang on, out of order, get through, ring back, ring off

Who is he? What did he invent ?