1、1 Look at the pictures below and discuss in pairs which pictures show inventions and which show discoveries.an amphibious carThis is the first car that can travel safely on water and on land.When moving on water,the wheels of the car turn sideways and move into the body.The underneath of the car is
2、strong enough to sail as a boat.It is a prototype and is not yet being produced for sale.This is an interesting modern _.inventionStephensons“Rocket”George Stephenson was one of the first men to design engines for the railways which were new at that time.It was a great _inventionthe structure ofDNAT
3、his was a _ of Francis Crick and James Watson and published in 1953.these two scientists were the first to show that our genes consist of two spirals of DNA(called the double-helix).This work led directly to the human genome project in 2003,which discovered the Structure of DNA.discovery Work out th
4、e rules that will help you decide what a discovery is and what an invention is.A discovery is _something _ in nature but _ known.An invention is something(that was)_ by _ _ before.finding out already existing created not yet human beings not existing an inventiona discoveryuniversal gravitationthe e
5、lectric bulb Now give some examples of discoveries and inventions.Do you know the stages every inventor must go through before they can have their invention approved?Here give you some similar stages used in research,please list them in the suitable order.【自主学习】Task 1.Questions.()A.Applying for a pa
6、tent()B.Finding a problem()C.Doing research()D.Testing the solution()E.Thinking of a creative solution()F.Deciding on the invention123456Task 2.Choose the right answer.1.How did the writer catch the snakes?A.using something the snakes were interested to attract them into a trap.B.taking their habita
7、t to another place.C.placing the snakes at a low temperature for them to sleep and then caught them.D.All the above.2.The writer was successful to catch the snakes in _ attempt.A.the First B.the second C.the third D.every3.Why did cooling the snakes make them less active?A.Because snakes are warm-bl
8、ooded animals.B.Because snakes like high temperature.C.Because their body temperature depends on the heat around them.D.Because snakes dont like high temperature4.Which statement is TRUE according to the text?A.The snakes were sleepy in the second approach so they couldnt bite.B.Your product must be
9、 different from everybody elses if you want to receive a patent.C.The writer received a patent after she succeeded in catching the snakes.D.If an application proves to be valid,you can get a patent immediately.5.According to the text,which subject do you think can be given a patent?A.A new star disc
10、overed by a scientist.B.A new novel written by Yao Ming.C.A new way to make dirty water clean.D.A new kind of grass can be used as a medicine.Task 3.Underline the phrases in the passage and learn them in mind.1.now and then偶尔，不时2.get rid of摆脱，除去3.set about doing sth.着手干某事4.in case以防万一5.set out to do
11、着手干某事6.be aware of意识到7.in truth真实地；实在8.out of order发生故障；次序颠倒9.get through通过；做完；接通电话；熬过10.ring back回电话11.call up打电话给；召集；使想起；提出12.dive into投入；把手伸入；钻研13.hang on坚持下去；不挂断；握住不放14.ring off挂断电话；住嘴；走掉【合作探究】Task 4.长难句分析：1.(L7,P20)Here was a chance for me to distinguish myself by inventing something merciful t
12、hat would catch snakes but not harm them.A)这个句子的主句用了_句型 B)归纳此句型 以here,there,out,in,up,down,away,now,then等副词开头的句子用主谓全倒装，但当主语是人称代词时，只把副词放在开头，主谓语不需倒装。全倒装 C)把这句翻译成中文：这回我有机会来表现一下自己了。我要发明某种仁慈的东西，既可以把蛇抓住，而又不会伤害它们。2.(L12,P11)But once picked up,they tried to bite me.But once _ _ picked up,they tried to bite
13、me.归纳此句型特点*if/unless/when/while/once+v-ing/v-ed 在状语从句中，若从句的主语和主句的主语相同，且从句的谓语中含有be动词，则常把从句的主语和be动词省略。they were否定词引导的倒装句 3.(L52,P21)Nor will you receive a patent until a search has been made to find out *该句是由否定副词nor引导的倒装句。以否定词no,not,never,hardly,seldom,neither,few,little等开头的句子，句子要部分倒装。Eg.1).Never befo
14、re have I seen such a good film!2).Seldom does Tom go to the cinema at weekends.3).Lily cant swim;nor/neither can Lucy.其他位于句首时能引起部分倒装的短语还有not onlybut also,notuntil,no soonerthan,by no means,on no condition,in no time 等。Eg.1).Not only does Tom play basketball well but also is good at English.2).Not u
15、ntil the teacher came in did the boys stop talking.3).No sooner had we finished our design than it began to rain.4.(第四题,P24)I cannot bear the smell of sausage burnt on the barbecue.bear v.(1)忍受，忍耐Eg.1).She cant bear to be looked down upon by others.2).I cant bear having a cat in the house.(2)承担（责任），
16、承受Eg.1).This is the responsibility we should bear.2).Bear in mind that some children will need help.3).My leg was painful,and I wasnt sure whether it would bear my weight.bear 的同义词（组）有 tolerate,endure,stand,put up with，多用于否定句中。bear 强调忍受者对痛苦、忧虑以及责任的承受力；stand 强调不屈不挠或经受得起；tolerate指忍受某人或某种行为而不反抗，可用于肯定句。
17、endure指经受长期的艰难、困苦或折磨二不屈服；put up with的用法同tolerate。5.(L4 P20)Snakes come near the house now and then,and they seem to have made their home here.now and then 时而；不时(=sometimes,but not often)写出下列词组的意义from time to time有时；不时 now(that).由於；既然 from now on从现在开始，今后 right now 此刻；现在 since then从那时以来 by now 到目前为止6.
18、(L12 P20)I set about researching the habits of snakes to find the easiest way to trap them.set about sth/doing sth 开始（某工作）；着手做某事set off“出发”，侧重于去某个地方。set out“出发，开始”，侧重于开始做某事，后加不定式。set about“开始，着手”，与set out意思相近，后加v-ing形式。7.(L33,P20)This time with great caution I bent down to examine the snakes and I f
19、ound them very sleepy.caution n.小心，谨慎，慎重；警示；警告写出with+n.的类似短语with pride 自豪地with satisfaction 满意地with pleasure 非常愿意with care 小心地with delight 高兴地with disappointment 失望地【课后训练】Task 5.选择填空 DCDDA CCACC CD【课内探究，展示点评】Task 6.利用本节课所学的词汇，短语翻译下列句子。1.你最好给他电话以防他记不清准确的时间。2.她时而到楼上看看他是否还在睡着。3.下课后，同学们开始打扫课室卫生。4.莫言因他的小
20、说而扬名。5.我家附近有个大超市，购物很方便。6.他突然打断我的演讲让我离开。7.当她离开他的时候，他正处于非常艰难时期。8.我不能忍受住在多雨的城市，尽管对我的皮肤有好处。9.我必须只争朝夕。10.对待统计数字(statistics)要小心谨慎。11.她满怀希望/期待地进入大学。12.我从来没有看过这样的表演。（倒装句）1.你最好给他电话以防他记不清准确的时间。Youd better call him up in case he doesnt remember the exact time.2.她时而到楼上看看他是否还在睡着。Every now and again she went upst
21、airs to see if he was still asleep.3.下课后，同学们开始打扫课室卫生。After class,students set about cleaning their classrooms.4.莫言因他的小说而扬名。Mo Yan distinguishes himself by his novels.5.我家附近有个大超市，购物很方便。it is very convenient for me to go shopping since a supermarket is near my home.6.他突然打断我的演讲让我离开。He abruptly interrup
22、ted my speech and let me go.7.当她离开他的时候，他正处于非常艰难时期。When she left him,he was going through a very difficult time.8.我不能忍受住在多雨的城市，尽管对我的皮肤有好处。I could not bear to live in a city with so much rainfall even though it is good for my skin.9.我必须只争朝夕。I must seize the day,seize the hour.10.对待统计数字要小心谨慎。Statistics should be treated with caution.11.她满怀希望/期望地进入大学。She went to college with great expectations.12.我从来没有看过这样的表演。Never have I seen such a performance.
