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1、Unit 3 Science Versus Nature2021/8/11 星期三1 Period Two:Word power2021/8/11 星期三2Name more parts of your body.throatgallbladderstomachliverheartlungtrachealarge intestine2021/8/11 星期三3Fill in the blanks with the names of body parts.Think of the body like a school.At the top of the school is the headmas
2、ter,known as the _.This is the organ that controls the rest of the organs,just like the headmaster controls the school.After this comes the _.brain heart 2021/8/11 星期三4It is like a teacher.This organ passes the blood around the body so it can run well.This is similar to the knowledge a teacher gives
3、 to students.Next is the _,which is the student.This organ is the only one that can re-grow itself.It helps to clean the blood.This is like knowledge students get from teachers.Students always grow with newly found knowledge.liver 2021/8/11 星期三5The _are the organs of the body that use the oxygen we
4、breathe.Think of the oxygen as the life you lead at school.The _ is very useful as it stores the food we eat until we can digest it properly.This is similar to the learning process.We store the information until we need to use it.So this organ is like a notebook.The _are the organs that lungsstomach
5、 kidneys2021/8/11 星期三6remove waste products from the blood and produce urine.They are like the cleaners,repairmen and security guards who look after your school.The last major organ is the bladder.This is the organ that removes our waste.Not all the information you get at school is kept.The undesira
6、ble elements are removed.2021/8/11 星期三7Now you can see how similar your school life is to your body and you can look after them both.2021/8/11 星期三8able agree appear lead novel regular respectRead the following words and answer the questions with them.1.You cant find your pen.What happened to your pe
7、n?(It disappeared.)2021/8/11 星期三92.You want to get the book on the top shelf,but you are not tall enough.Do you think you will be able to reach the book?3.The two groups dont agree with each other.They argued fiercely.So what is the problem between them called?(I am unable to do so.)(Disagreement.)2
8、021/8/11 星期三104.Many people respect Mr.Li and think he is a good man.He helps people out and is a good citizen and friend.So can you find a word to describe Mr.Li?5.Mr.Wang has published several books.He loves his job writing novels.So what is Mr.Wangs occupation?(respectable)(He is a novelist.)2021
9、/8/11 星期三116.You cant find the order of the numbers in a group of members.So can you find a word to describe the order of the numbers?(It is irregular.)(They are misleading.)7.Some ads say that if you take their pills,youll be healthy,look younger,become smarter and sleep better.What can you say abo
10、ut these ads?2021/8/11 星期三12Work in pairs and try to guess what a word means by looking at its prefix.Prefix Example anti-anti-cloning,anti-desertification dis-disappear,disagree,dissatisfy in-im-il-ir-incorrect,indirect,independent impossible,immoral,impatient illegal,illiterate,illogical irrespons
11、ible,irregular.2021/8/11 星期三13 Prefix Example pre-preview,prewar,prewritten pro-pro-cloning,pro-smoking,pro-reforming,un-unfair,unimportant,uncomfortable re recreate,rewrite,retell,2021/8/11 星期三14Try to guess what a word means by looking at its suffix.Suffix Examples-able comfortable,respectable,con
12、siderable,acceptable-ful cheerful,careful,thankful,beautiful,helpful.-istscientist,artist,physicist,chemist,pianist,novelist,socialist.2021/8/11 星期三15Suffix Examples-lesshopeless,helpless,careless,-mentagreement,equipment,argument,development,improvement.-ceimportance,difference,resistance,appearanc
13、e,silence,independence-nessdryness,kindness,business,carelessness.2021/8/11 星期三16Lets fill in the blanks with what we learned just now.disrespect hopeless illegal uncertain understandableI think cutting down trees should be made _and tighter laws should be introduced.So many people are showing their
14、 _ for nature;illegaldisrespect 2021/8/11 星期三17they dont seem to care that they are destroying the environment.Sometimes I think were fighting a _battle against people who just dont listen.I know scientists have worked hard to achieve scientific breakthroughs but its _whether theyll ever succeed tot
15、ally.hopeless uncertain 2021/8/11 星期三18Although its _ that they want to advance technology,I think some things are best left the way they are.understandable 2021/8/11 星期三19Work in groups of four and try to give more prefixes and suffixes and list several words as examples.Discussion2021/8/11 星期三20So
16、me other prefixes that are used widely in English.Prefix Example auto-down-ever-automaker automobiledownhill downstairs downwards everlasting evergreen evermore 2021/8/11 星期三21 Prefix Example half-full-hand-post-over-halfway,half-baked,half-payfull-color,full-page,full-sizehand-made,hand-picked,hand
17、-washpost-war,post-industrialovereat,oversleep,overwork 2021/8/11 星期三22Suffixes that are commonly used are as follows.suffix Example-al cultural,national,original-ent different,dependent,existent-ian Canadian,African,Asian,2021/8/11 星期三23 suffix Example-likechildlike,dreamlike,lifelike-proofwaterproof,soundproof,bulletproof-enwiden,sharpen,shorten 2021/8/11 星期三24Revise what we learned in this class and prepare for the checking.Homework:2021/8/11 星期三25Bye-bye!2021/8/11 星期三262021/8/11 星期三27