1、Unit 1 The world of our senses1.What do you think is the most dangerous animals in the ocean?2.What do you know about sharks?3.What will you do if a shark attacks you?There are nearly 400 species of sharks,which are divided into 8 orders(目)and 30 families(科).There are lots of differences in sharks.B
2、asking sharkShark SpeciesWhale sharkGreat whiteTiger sharkBlue sharkShark attacksRead the article about shark attacks on Page 18 to know more about sharks.Work in pairs or groups.Fill in each blank with no more than one word according to the texts(P18-19).Shark attacksParagraph outlineSupporting det
3、ailsIntroductionThere are nearly 400 types of sharks in the world.There are three well-known types of sharks that(1)_ humans.attackParagraph outlineSupporting detailsThree types of shark attacksThe shark mistakes you for a fish and then swims away after(2)_ your flesh.The shark pushes you with its(3
4、)_ and then bites you if it thinks you are its food.The shark waits for you to swim by and then attacks you all of a(n)(4)_.tastingnosesuddenParagraph outlineSupporting detailsSuggestions How to avoid shark attacksDo not swim in the dark.Do not swim with fresh(5)_.Do not wear bright clothing or jewe
5、llery.Do not swim(6)_.What to do when attackedKeep calm.Hit the shark on the nose with your fist.Stick your finger in the sharks(7)_.woundsaloneeyeThe wonderful world of pigeonsParagraph outlineSupporting detailsThe uses of pigeons(8)_ people used pigeons to carry the news or the mail.Armies used pi
6、geons to carry messages to and from the front lines during wars.AncientParagraph outlineSupporting detailsReason for being used Pigeons have a wonderful sense of(9)_ and can fly home from far away.How do they find their wayPigeons may have a compass inside them to help them find(10)_.Pigeons also us
7、e their sight and sense of smell to help them find their way home.directionnorth1.How many different types of sharks are there in the ocean?2.Do all of them attack humans?Nearly 400.No.Only about 30 types are known to have attacked human beings.3.What is the most dangerous shark?4.What sharks are al
8、so rather dangerous?The great white shark.Two other sharks are also rather dangerous:the tiger shark and the bull shark.The three types of shark attacks:In the main type,the shark attacks you because it mistakes you for a fish,but when it tastes human flesh it decides to give up and swims away.In th
9、e second type,the shark pushes you with its noses to find out if you are fit to be eaten and then bites you if it thinks you are.In the third type,the shark waits for you to swim by and attacks you suddenly.To reduce the risk of a shark attack:Do not swim in the dark.Do not go swimming in the ocean
10、if you have a fresh wound.Do not wear bright clothing or jewellery.Stay in groups.Advices to follow if a shark attacks you Keep calm.Do not panic.Hit the shark on the nose with your fist.Stick your finger in the sharks eye.Read the texts carefully and decide whether the statements are true(T)or fals
11、e(F).1.The tiger shark and the bull shark are thought to be not dangerous at all.()2.Sharks seldom attack people who are in a large group.()FT3.An increase in water sports has led to an increase in shark attacks.()4.After rolling up the small piece of paper,the officer attached it to a pigeons leg.(
12、)5.Pigeons are known for flying home from more than two thousand kilometres away.()FTFRead the second article The wonderful world of pigeons and answer the questions.1.What does the article begin with?It begins with a story.2.What is the story about?It is about what an officer did when his army was
13、attacked by the enemy.3.Why does the writer begin with this story in his article?To arouse readers interest./To introduce a wonderful animal pigeons.4.How do pigeons find their way?Pigeons appear to have a compass inside them that tells them which way is north,they also appear to use their sight and
14、 even their sense of smell to tell them which way they should go.Read the last two paragraphs again and find the main idea for each paragraph.Paragraph 5:Pigeons have the sense of direction,so their greatest use is to carry the news,the mail or messages.In wars,they were able to save the lives and h
15、elp win.Paragraph 6:The reason why pigeons never get lost is that not only they have a compass inside but they use their senses of sight and smell as well.What other animals whose unique senses enable them to survive their environments?Dogs and rabbits have highly developed senses of smell and touch
16、.A spiders unique sense is sight.Butterflies and bees have taste receptors on their feet.Lions have very good noses,which are sensitive to smell.Cats have a well developed sense of touch.Mice and elephants have good hearing.Eagles eyesight is four times as sharp as that of a person with perfect visi
17、on.1.Contrary to what many people might assume,evidence shows that sharks seldom attack humans.和许多人可能 会认为的正好相反，证据显示鲨鱼极少攻击人类。contrary adj.相反的n.相反的事实或情况contrary to sth.与之相异的，相反的e.g._ popular belief,many cats dislike milk.与普遍的看法相反，许多猫并不喜欢牛奶。Contrary toIn the end the contrary was proved true:he was inno
18、cent and she was guilty.最后证明事实正好相反:他是无辜的，而她则有罪。2.Dont be frightened by sharks as you are 30 times more likely to be hit by lightning than be attacked by a shark.不要害怕鲨鱼：你被闪电击中的几率要比受到鲨鱼袭击的几率大三十倍。likely adj.可能的e.g.Tickets are _ to be expensive.入场券可能很贵。likely倍数的表达法有三种：(1)A+谓语+倍数词+形容词或副词的比较级+than+B (2)A+
19、谓语+倍数词+as+形容词或副词的原级（+名词）+as+B(3)A+谓语+倍数词+度量名词+of+B3.Unlike human,they never get lost and can always find their way home.和人类不同，它们从不迷路，总是能找到归家的路。unlike prep.不像，与不同e.g._ most systems,this one is very easy to install.本系统与多数系统不同，极易安装。Unlike1.In the main type,the shark attacks you because it mistakes you
20、for a fish,but when it tastes human flesh it decides to give up and swims away.本句是_，连词but连接两个复合句。在第一个复合句中，because引导一个_从句；第二个复合句中，when引导一个_从句。句中mistake for 指“把错当为”并列主从复合句原因状语时间状语e.g.You must be mistaking me for my younger sister.你一定是把我错当成我妹妹了。动词taste在句子作及物动词，指“辨别出(食品、饮料等味道)e.g.She could taste tomato
21、in the soup.她能够辨别出汤中番茄的味道。2.In the second type,the shark pushes you with its noses to find out if you are fit to be eaten and then bites you if it thinks you are.句中第一个if 引导的是_，作find out的宾语；第二个 if 引导的是_，其完整形式为：if it thinks you are fit to be eaten.宾语从句条件状语从句3.Though it may seem hard to believe,the bir
22、d the officer uses is the same bird often seen in public parksthe pigeon.句中的though引导_，其中it 代指_的内容。主句中的the officer uses 是_，修饰主语the bird，而often seen in public parks是过去分词短语，作the same bird的_。让步状语从句主句定语从句后置定语4.Pigeons appear to have a compass inside them that tells them which way is north.句中that 引导_，修饰_。
23、在该句中，tell后接_，直接宾语是which引导的宾语从句。定语从句compass双宾语这里的appear 是系动词，相当于seem，意思是“_”。e.g.Mary appears to be hesitating about this matter.在这件事情上，玛丽似乎还在犹豫。好像，似乎Producing a TV show about how the animal uses its senses.Introducing the projectPlanning Get into groups(6-8).Decide which animal to focus on.Clear assi
24、gnments.You can look the questions on Page 19 and assign task to each group member.Search information about the animal from books,Internet or by visiting a zoo,watching an animal documentary.Focus your research on how the animal you choose uses its senses.PreparingProducing Decide what information w
25、ill be used in your TV show.Pictures should be presented in an easy-to-see way because TV is very visual.Each member must work on a different part of the show,keeping in mind the overall design.Every member has to proofread the writing at least once,correct mistakes if there are any,and add any new
26、ideas they can think of.Presenting Present your show to the class.Answer any questions other group might ask.Complete the sentences according to the initials.1.Do you think pleasant smells can r_ pain?2.Thank you very much.My success is closely r_ to your help.educeelated3.Jim stayed up very late to
27、 play computer games yesterday.Now he is too s_ to keep his eyes open.4.My head a_ means I have a headache.5.It is very l_ that he will come to the party.He is free tonight.chesikelyleepy6.I am trying to figure out what blood t_ my son could have.7.He is d_ impressed by what you did.8.I crossed the
28、street to a_ meeting him,but he saw me and ran to me.voidypeeeplyFill in the blanks with the phrases.be linked to，make the most of，relate to,make progress1.As a leader,his heart _ the hearts of the people.2.He has _ in his English studies.is linked tomade progress 3.You must work hard and _ _ your chance to study.4.More studies will be required before we know whether the fact _ the result.the most ofis related to makeReview words and phrases in this unit.
