unit 3重点知识讲解.doc

Unit 3 _?一、 重点知识重点词汇温馨提示 friendly adj. _常见搭配_ adj.美丽的，美好的其反义词_ adj.懒惰的，懒散的其反义词_Meat n._同音词_重点交际用语Talking about describing animals and expressing preference谈论描述动物，表达爱好1._do you like pandas?(你为什么喜欢熊猫？) - _ theyre very _.(因为他们很可爱)2. _ _ the koalas.让我们去看树袋熊吧。重点语法学习形容词的用法及由why引导、because回答的原因状语从句写作运用本单元所学的词汇，写一篇描述动物的文章。二、 重难点词句1.acting in a kind and pleasant way, like a friend,_词性 _,构成由名词_+_.形成固定搭配_.相当于be kind to.如：My classmates are f_ to me.2.lovely, giving pleasure to delight the eyes ,ear or mind _,词性_.反义词_.构成由名词_变化而来。如：The flowers in the garden are very b_.3.not wanting to work; doing little work; not diligent_,词性_,反义词_.副词_,名词_,懒汉，懒骨头_.如：The boy is too l_.4.flesh of animal used as food_,（可数、不可数）名词，同音词_.如：The boy likes eating m_.5_ _ the pandas _.让我们先看熊猫吧。句式_.表示询问对方意见，向对方提出建议或与对方一起去做某事，其反意疑问句在句末加_ _?如：Lets have a rest,_ _?而Let us have a rest,_ _? 区分四“看”watch, see, look at, read(1)_ the pictures ,please. (2) I can _ a bird over there.(3) He _ TV every day. (4) She likes_ books.6._ do you _ _ _ the lions?你为什么想去看狮子？本句是一个由why引导的特殊疑问句。why疑问副词，意为_,回答时应用_.如：-_ does he like tigers?-_ they are fun.注意want相当于_,后面可接_,_或_.如：(1)He w_ a good job.(2) I want _(go) shopping this afternoon. (3) He wants me to do that.7._ theyre _ _ interesting.因为它们有点有趣。本句是because引导的_从句.有点儿，稍微，有几分_,相当于_.如：Lily is _ _ _.有点害羞。其它表原因的词有since,as,for.其中语气最强的是_,表示直接原因，回答why的提问，一般放在主句_(前、后)；_ 因为，既然，侧重主句，从句显然是大家已知的理由;_意为“由于，鉴于”主从句并重，从句说明原因，主句说明结果；_属于并列连词，“因为，由于”表明附加或推断的理由，引导的分句前常用逗号，并且常放在主句后面。如：(1)I like dolphins _ theyre smart.(2)_ everyone is here, lets start the meeting.(3)_ it is late, I must go home.(4)He must be ill, _ he isnt at school today.8_ _ _ do you like?你喜欢什么别的动物？other, the other, others, the others.的区别。other指除去一部分后的另一个（些），但不是剩下的全体，后面加_词，常作定语。如：Do you see o_ children?the other,指一定范围内除去一部分后其余的全体，后面加_词，常作定语。I have three pets, one is a dog, _ two are cats.others表示除去一部分后的另一些，不是剩下的全体。后面(加、不加)名词，常作_词。These apples are bad. Give me some others.the others表示一定范围内除去一部分以外，剩余的全体。后面（加、不加）名词，用作_词。These men are from Japan and _ are from Korea.other 与else的区别 other词性_,后面常接_词。_可作形容词或副词，“其它的；别的”，常放在_ 词或_词之后。如：(1)What _ can you see?你还能看到别的什么？ Do you have anything _ to say?你还有其它要说的吗？9Shes very beautiful, but shes very shy, _ please _ _ _.她非常漂亮，但是却很害羞，因此请大家保持安静。本句是一个_（句子类型）。_表转折，_表示因果。Please常用于_句，语气委婉客气，可置于句首或句末。如：P_ speak aloud. Come in, p_.注意：祈使句的否定，在动词前面加_. _come to school early tomorrow.明天不要早到。So的用法，（1）词性_,这么，那么，那样_,常构成固定搭配sothat,意为_.如：He runs s_ fast that I cant catch up with him.(2)副词，“很，非常”，相当于_,修饰形容词。如：The people in the village are s_ kind.(3)代词，译为_,常作think, hope的宾语，避免重复上文提到的事情。如：-She is a good student.I think _.(4)连词,译为_.Hes ill, so he wont come today.10He sleeps _ _ _(在白天)，but _ _(在夜间) he gets up and eats _.(树叶)，此句是but连接的_句子.sleep词性_,强调睡眠的持续状态。during指“在期间，在某段时间内”其后接表示时间长度的名词。I often go swimming d_ the summer holiday.巧记-f(fe)结尾的名词复数。小偷（thief）妻子（wife）生活(life)难，自己(self)扫叶(leaf)来做饭；忽见架（shelf）后一匹狼（wolf）,取刀（knife）把它劈成两半（half）11._ he cute?难道他不可爱吗? 该句是否定形式的一般疑问句,用来表示反问、建议等，意思是“难道不.”三、 典例分析1.Im afraid of tigers. Theyre very_. A. smart B. cute C. scary D. friendly2.Is Paul at school today?-No, he is at home_ he has had a bad cold. A. if B.but C.and D.because 3.We all like_ animal. Because they are _ interesting. A. kind of, this kind of B. this kind of; kind of C. kind of; kind of D. this kind of ,this kind of 4. Our Chinese teacher often_ us do a lot of homework after school. A. asks B. tells C. wants D. makes 5.Isnt the student cute?-_.He studies hard and is ready to help others.A. No, he is B. No, he isnt. C. Yes, he it. D. No, she is. 6.How long will you stay here?-I think I will be here for_ more days. A. few B. a few C. little D. a little.7.English is not easy,_ I like it very much. A. so B. if C. but D. or 8.All my classmates want _ something for the 2008 Olympics. A. do B. doing C.to do D.done 9.-What are you going to give your mother for her birthday? Im not sure. But Ill buy her _.A. something special B. anything special C. special something. 10.Their _ are very _ to us. We are all thankful for them. A.friendly; friendly B.friendly, friends C. friends, friendly D.friendly, friend 11.Moneys has a_ tail but a panda has a _ one. A.short, long B.long, short C.tall, fat D. thin, tall 12.-_ do you like pandas?-Because _ are interesting. A.Why, you B. What, they C.What, you D. Why, they 13.I dont know the word, _ I cant spell it out. A. and B. so C. but D. because14.Susan is always the best in different exams in our class because she is a _ girl. A. helpful B. polite C. proud D. hard-working 15.It was snowing hard_ we had to stay at home and watch TV. A.that B. so C. but D. because 16. Your classroom is so dirty. Everyone should keep it_. A.dry B.open C. clean D. quiet 17.My father doesnt like the color of the tie(领带) because it is too_. A.dear B. short C. thin D. dark. 18.- What a nice day! Lets go for a picnic on the beach together.-_A.Good bye B. Good idea C. Good job D. Good day 19. - _?-I like koalas. They are very shy and cute.A.Why do you like koalas? B. Do you like koalas? C.What animals do you like? D. Where are they from? 20.-_ do you like penguins?-Because theyre lovely. A. Where B. How C Why D. What 21.-_ go shopping.-OK. A.Shall we B. Why not C.Lets D. What about 22.-Why do you like to eat fruits?-_ its good for my health.A. So B. Because C. For D. Since四、巩固练习1根据句意和首字母提示完成单词。三.五.阅读短文，补全单词。There are many different a_ in the zoo. Koalas c_ from Australia. They are q_, friendly and cute. Children like them. Koalas n_ a tree for a home. Some penguins also come from A_. Penguins are quiet and and exciting. They need a big home. L_ are from Africa. Theyre exciting,but scary. T_ are from India and China. They are exciting and scary,too.Lions and tigers need a place _(run). P_ are from China. They are cute and friendly. They _(not need) a big home.E_ are from Africa. They are exciting and friendly. They dont need any m_ either.拓展提高一.单项选择1.Were afraid of the lion. It is very _.A. smart B. scary C. friendly D. interesting 2.What _ subjects do you like? A.another B.others C.other D. else3.Wed like to see the dolphin show _. A.first B.the first C.in first D. on first4.-_ he like dolphins?-Because they are very cute. A. What does B. Where does C.How do D.Why does5.Therere some _ on his bed. A. toy animals B. toy animal C. toys animal D.toys animals6.Ann likes to _ her pet daoy, Molly. A play B. play for C. play and D. play with 7.I dont think the birds in cages can _ . A. happy B. happily C. are happy D. be happy 8._ Lucy is tired, _ she wants to relax. A. Because, so B. / ,so C. Why ,because D. Because, why 9.People like _ animals because theyre _ cute. A. kind of ; kind of B. kind of; this kind of C.this kind of; kind of D.this kind of ; this kind of 10.Which animal is dangerous?- _. A. A giraffe B. A sheep C. A tiger D. A dolphin 11.Bobs little brother is only five _. A. months old B. month old C. years old D. year old 12. Please _ quiet, children. A. is B. am C. are D. be 13. I hear one of the koalas _ a baby. A. theres B. there are C. has D. have 14. What can you see in the basket?Some _ and some_. A. tomato; meat B.tomatoes; meat C. tomato; meats D. tomatoes; meats15. Where _ tigers come from? A. are B. is C.does D. do16.Why not _ the pandas first? A.to see B.seeing C.to seeing D.see二.首字母填空 1.The tiger doesnt eat fruit. It likes eating m_.2.We should go out and r_ ourselves after class.3.Theres no bus d_ the night. 4.Jack is f_ to me. Were good friends.5.Look at the flowers. Theyre very b_. 6.She isnt u_s at all. I think she is beautiful.7.He is a c_ boy. He learns everything quickly.8.Lets listen to the teacher f_. 9.The boy is too l_,and hes always late for school.四. 阅读短文,补全单词Australian Kangaroos(袋鼠)Look a_(1) the pictures. What are these? They are kangaroos. Let me tell you s_(2)about kangaroos.There are m_ (3) kangaroos in Australia - and not only in the z_(4). You can see t_(5) here and there. Outside(在.外面) the cities and towns, kangaroos are very p_(6) in Australia. Kangaroos h_(7) very long legs, s_(8) they are very good at jumping(跳). Their tails are strong,too. So when they w_(9) to have a rest, they rest on their tails. Kangaroos are also very good at looking after their babies. M_(10) kangaroos keep their babies safe in their pockets(口袋).五.阅读理解There are lots of stories about animals living long lives. Some say snakes can live hundreds of years. Some say birds can sleep for years. After they wake up, they are living! These stories are very interesting to read. But do you think they are true? No! Most animals dont live as long as people do .Of course, its hard to know an animals age. Because animals cant say, “Im years old.” But here are some animals. An elephant is very old at 60. A horse is old at 50. Bears live to be about 35. Monkeys live to be 25. The oldest birds are parrots and eagles. They live to be about 50. Theres one animal that lives longer than people. Thats the tortoise. One tortoise is said to have lived to be 200 years, because it doesnt like to move（移动）. 1. What is the passage about? A. The passage is about the lives on the earth.B. The passage is about how long people and some animals live.C.The passage shows us people must live longer than animals.D.The passage makes us clear how people can live longer.2.Which of the statements is True?A.Animals live longer than people. B.People live longer than animals.C.Only one animal lives longer than people. D.Some animals live as long as people.3.What can we know from the passage?A. People can know an animals age easilly. B.The passage tells us some animals ages but not tell us how their ages are found. C. People can know some animals ages from these animals.D. Today theres no way to know animals ages.4.Which of the following is right?A. A bear can live as long as a horse. B. The longest-lived animals are bears and tortoises.C.Snakes live longest. D. A toroise of 20 is very