新目标九年级英语全册Unit 4精品教学案.doc

1、- 1 -英语九年级上册第四单元教学案执笔人 曾碧云Section A 第一课时一、课前预习：翻译下列句子或短语millions of _ worry about _ take a long walk _get nervous _ give it to charities _ what if _1. If I were you , Id wear a shirt and tie.2. What if everyone else brings a present ?3. The food you eat could help with this problem .用正确的词语填空 。If I w

2、ere you , Id do sth.4. I dont know what _ wear.5. If I _ you, Id wear a shirt and tie.6. If I _(win) a million dollars in the lottery，Id give it to medical research.二、重点讲解及课堂练习重要单词、词组1.million n. 百万注意：修饰名词时与具体数字连用，不用复数。a capital of ten million dollars. 一千万美元的资本。表示笼统数字时用 millions of ：数百万的，无数的2. prete

3、nd to do sth. 假装做某事 I pretended to sleep just now. pretend +从句 假装 I pretended that I fell asleep. 3. be late for 迟到 如：I am late for work/ school/ class/ party.4. a few 与 a little 的区别，few 与 little 的区别 a few 一些 （修饰可数名词） a little 一些 （修饰不可数名词）两者表肯定意义如：He has a few friends. 他有一些朋友。 There is a little suga

4、r in the bottle. 在瓶子里有一些糖。 few 少数的 修饰可数名词 little 少数的 修饰不可数名词 但两者表否定意义如：He has few friends. 他没有几个朋友。 There is little sugar in the bottle.在瓶子里没有多少糖。5. still 仍然,还 用在 be 动词之后，行为动词之前 如：I am still a student.我仍然是个学生 I still love him.我仍然爱他。6. hundred, thousand , million, billion (十亿)词前面有数词或 several 一词时要不能加

5、s ，反之，则要加 s 并与 of 连用， 表示数量很多 如：several hundred/ thousand/ million/ billion people 几百/千/百万/十亿人 hundreds of trees 上百棵树- 2 -7. what if + 从句 如果怎么办， 要是 又怎么样 如：What if she doesnt come? 要是她不来怎么办？What if LiLei knows? 如果李雷知道了怎么办？8. add sth. to sth. 添加到 如： I added some sugar to water. 我把糖添加到水里。9. 系动词与形容词连用 ge

6、t nervous 变得紧张 feel shy 觉得害羞 look friendly 看起来友好10. too +形/副+to do sth. 太而不能 如：Im too tired to stand. 我太累了而不能站。11. help with sth. 如：They help with this problem.help sb. do. 如：They help you relax. 他们帮助你放松12. in public 在公共场所 如: Dont smoke in public. 请不要在公共场所吸烟。13. energetic adj. 活力的 如：She is a energet

7、ic girl. 她是一个活力的女孩。energy n. 活力 如：She has lots of energies. 她有活力。14. ask sb. to do 叫做某事 ask sb. not to do sth.叫不要做某事tell sb. to do 告诉做某事 tell sb. not to do sth. 告诉不要做某事如：Teacher asked me to clean the classroom.Teacher asked me not to clean the classroom.15. start doing = start to do. 开始做某事 如：He star

8、ted speaking/ to speak. 他开始说话。16. borrow sth. from sb. 从某人那里借来某物 如：I borrowed a book from Lily. 我从莉莉那里借来一本书。17.wait for sb.等某人 如：I am wait for him. 我正在等他。18. introduce sb. to sb. 把某人介绍给某人 如：I introduced Lily to Anna. 我把莉莉介绍给安娜。19. invite sb. to do 邀请某人做某事 如：Lily invited me to go to her home for supp

9、er. 莉莉邀请我去她家吃晚饭。20. have dinner/ supper 吃晚饭 have lunch/ breakfast 吃午餐、吃早餐21. plenty of 修饰不可数名词，也可以修饰可数名词 许多 如：They have plenty of food/ apples. 他们有许多的食物/苹果。22. 给某人某物 give sth. to sb. 如： give an apple to me give sb. sth. give me an apple 给我一个苹果23. get along with sb. 与相处 如：Do you get along well with y

10、our friends? 你和你的朋友相处得好吗？24. would rather do sth. than do sth. 表示愿做某事而不愿做某事 如：I would rather walk than run. 25. whole 整个 26. in fact 事实上27. let sb. down 让某人失望 如：Dont let your mother down.不要让你的妈妈失望。28. come up with sth. 提出 想出 如：He came up with a good idea. 他提出了一个好主意。 catch up with sb. 追上 赶上 如：Lily ca

11、ught up with Anna . 莉莉赶上了安娜。29. have experience doing 在做某事有经验如：- 3 -I have experience teaching Chinese. 我在教英语方面有经验。30. come out 出版，出来 如：The magazine comes out once a week. 这种杂志每周出一次。31. by accident 偶然地，无意之中 如：Last week I cut my finger by accident. 上个星期我不小心割到自己的手指。32. hurry to do 匆忙 I hurry to call t

12、he police. 33. more than 超过34. offer sb. sth. 给某人提供某物语法知识归纳：宾语从句 宾语从句在复合句中作主句的宾语。由连接词+ 主语+ 谓语 构成常由下面的一些词引导：由 that 引导 表示陈述意义 that 可省略He says (that) he is at home. 他说他在家里。由 if , whether 引导 表示 一般疑问意义(带有是否、已否、对否等)I dont know if / whether Wei Hua likes fish. 我不知道韦华是否喜欢鱼。由 连接代词、连接副词(疑问词) 引导 表示特殊疑问意义Do you

13、 know what he wants to buy? 你知道他想要买什么吗？从句时态要与主句一致当主句是一般现在时，从句根据情况使用任何时态He says (that ) he is at home. 他说他在家里。I dont know (that) she is singing now. 我不知道她正在唱歌。She wants to know if I have finished my homework. 她想要知道我是否已经完成了我的作业。Do you know when he will be back? 你知道他将会什么时候回来？当主句是一般过去时，从句应使用过去某时态(一般过去时,

14、过去进行时，过去将来时，过去完成时) He said (that) he was at home. 他说他在家里。I didnt know that she was singing now. 我不知道她正在唱歌。She wanted to know if I had finished m homework. 她想要知道我是否已经完成了我的作业。Did you know when he would be back? 你知道他将会什么时候回来？三、重点句型解读：1What would you do if you had a million dollars ?用法：if 引导的虚拟的条件状语从句，从

15、句为非真实条件句。非真实条件句是指假设的条件与事实相反或不可能实现。当虚拟语气与现在事实相反时，从句用一般过去时。主句用 should /would/could /might + 动词原形。1) If I had time , I would go for a walk. _2) If I were invited , I would go to the dinner party.（翻译）_3) If I won a million dollars in the lottery, I would put it in the bank._2. He doesnt know if he shoul

16、d bring a present. 用法：1）此处 if 表示“ 是否” ，相当于 whether ，引导宾语从句。- 4 -2)should 此处表示“ 应该 ”，不是用来表示虚拟语气。拓展：if 作“ 是否” 讲，引导宾语从句，从句可以用一般将来时或其他时态。if 作“如果” 讲，引导条件状语从句，从句用一般现在时代替一般将来时。（翻译）1) I dont know if I should go to the party. _2) He doesnt know if we will arrive on time tomorrow morning._3) If I have enough

17、money next year, I will go to England.3. I dont have a present , what if everyone else brings a present ?_用法：what if 表示“ 如果，怎么办？要是又怎样？” 相当于What would happen if ? Eg: 1) What if its true ?_2)What if aliens should come to the earth ?_ _本单元语法学习： if 引导的非真实性条件状语从句 即 虚拟语气通过动词形式的变化来表示说话人对发生的动作或存在的状态所持的态度或看

18、法的动词形式称为语气，虚拟语气表示说话人所说的话不是事实，而是一种祝愿，建议或是与事实相反的假设等。If 引导的条件状语从句分为真实和非真实条件句，非真实条件句应用虚拟语气。如果要表示与现在或将来事实相反时，其虚拟语气结构为：句 型 条件从句 主 句谓语动词形式 动词过去式(be 动词用 were) would+动词原形即：( 从句)if + 主语+动词过去式(be 动词用 were), 一般过去时(主句) 主语+would+动词原形 过去将来时如：If I had time, I would go for a walk.如果我有时间，我就会去散步。(事实上我现在没有时间) If I were

19、 you, I would take an umbrella. 假如我是你的话，我会带上雨伞。(事实上我不是你)I would say no if someone asked me to be in a movie. 假如有人请我当电影演员，我会表示拒绝。(事实上瑞没有人请我当电影演员)- 5 -练习：If I were you, I should stay at home. 翻译_If I had time , I would go for a walk . 翻译_2. 有时句子中的虚拟条件不一定都带有明显的虚拟条件从句，而是利用某些短语或并列从句来表示；Without your help

20、he could not do it . 翻译_I would feel sorry without giving you a present翻译_ _自我测评一 1) If he were alive, how happy he _ to see you .A. will be B. is C. was D. would be 2) If I _ ( be ) in good health , I _ (go ) with you tomorrow.3) Even if he _ here , he couldnt solve the problem.4) If you tried agai

21、n , you _ succeed.5) If I _ one million dollars, I _ build a beautiful school.A. have; would B. had ; would C. has, would D. had, will6) The boy was able to _ himself when he was very young.A. dress B. wear C. put on 7) How do people usually _ in the office ?A. put on B. dress up C. wear D. dress自我测

22、评二 （ Homework ）1.Hed give money to _ _ _ _ .( 医学机构 )2.If you attend a meeting , youd better _ _ _ _ _ _. (穿衬衣打领带)3. _ people lost their homes after the floods. (洪水)A. millions of B. million of C. two millions of 4. Her daughter always _ her study too much.A. worried about B. worry about C. worries a

23、bout5.What _ you do if you won first prize ?A.shall B. would C. will D. are 6. What _ you do if you _ the president of America ?A.would, was B. will, were C. would , were 7. Its time for school. Please _ your clothes quickly.A. wear B. put on C. put D. wear on 8. Who _ will play football next Sunday

24、 ?A. other B. another C. the other D. else9.起床后，我穿上衣服。 After I get up , I _ _ .10.如果他没来的话怎么办? _ _he _ come ?第二课时一、课前预习1查出下列单词的中文意思，并抄写五遍。Million (_) _medical (_) _research (_) _- 6 -pimple (_) _worry (_) _medical ( ) _2选择方框中的词的正确形式填空oneself , advice, friend, million, give, make, outgoing, worry1. Th

25、e cancer once killed _ _ of people in England.2. Stop _ _ so much noise. Mum is sleeping.3. What if you do if you cut _ _ by accident?4. Can you _ _ us a speech on how to learn English well ?5. The teacher wants to give us some _ _ on how to learn math ?6. Lucy likes making friends . She is _ _ than

26、 me.7. Our Chinese teacher is _ _ to us. We all like her.8. Dont be so _ _ about the exam. You are sure to pass it.自我测评一：单项选择1.This is a _ question , we arent doctors, so we cant answer it.A. medicine B. medical C.medicing D. medicines2.Dont _ your son ; he isnt a small boy .worry B. worried about C

27、. worry about D. be worry about3.After _ his homework he went out with his friends.A. finished B. finish C. finishing D. to finish 4.I want to say _.A. important something B. important anything C. something important D. anything important 5.Zhuhai is a city with many places of interest. _ tourists c

28、ome here every year.Thousand of B. Thousand C. Thousands D. Thousands of 6.I dont know _.A. what to say or do B. how to say or do C. what to say and do Section B一、课前预习1. 从课本中查出下列单词的中文意思并抄写 5 个。energetic _ _confident _ _pemission _ _herself_ _bother _ _annoy _ _plenty _ _circle _ _knowledgeable _ _re

29、st _ _- 7 -二、 根据词语的中文意思填空。1）Please ask for my _ _(允许) if you want to borrow my book.2）The little girl gave the teacher a _ (自信的) smile.3）Our teacher _ _（介绍）a new student to us yesterday.4）I will give the money to _ _ ( 医学机构)5）Can you sleep the night before you _ _ (参加大型的考试)三、重点难点词组、短语1confident adj.

30、 自信的、有信心的We are confident of success. 翻译_ _链接其名词式为：confidence “信心、自信”。have confidence in 对有信心。2、permission n.允许、许可、准许、同意3、plenty adj. 充足、大量Six months will be plenty. 翻译 _ _拓展: plenty of 很多的；足够的；充足的；既可修饰可数名词，又可修饰不可数名词；相当于 a lot of 或 lots of ,只能用于陈述句。例如：There are plenty of / a lot of / lots of eggs in

31、 the basket.There is plenty of / a lot of / lots of milk in the glass.自我测评：1. We have _ to study all the subjects well.A. confident B. confidence C. satisfied D. pleasure2. You neednt go shopping . We have _ vegetables in the fridge.A. much B. a little C. plenty of D. lot of3.如果你想走的话，必须得到他的允许。You mu

32、st _ _ _ if you want to leave early.4. 你们国家雨水充足。There is _ _ _ in your country.（二）重要短语1、not in the slightest 一点也不，根本不例如：He isnt wrong in the slightest. 翻译_链接：not .at all 相当于 not . in the slightest 例如：- Do you mind if I open the window ?- Not in the slightest. /Not at all. Please do.2、let down 使失望或沮丧

33、例如：Dont let the teacher down . 翻译： _ 1. come up with 找到问题的答案，提出解决的办法。例如：At last , the boy came up with a good idea.翻译 _自我测评：1思考了一会儿，聪明的猴子想出了一个主意。After thinking for a while , the clever monkey _ _ _ an idea.2. I study very hard , I dont want to _.A. let my parents down B. lets down my parents C. let

34、my parents in - 8 -3. The bad news didnt get me sad at all. ( 改为同意句 )The bad news didnt get me sad _ _ _.特殊句型:1.What would you do if your brother borrowed your clothes without permission ? 如果你的弟弟没有经过允许就借走了你的衣服，你会怎么办？注意：borrow 是动词，意为“借入、借用” ，表示“从借”时，其后常跟介词from 。I borrowed a book from my friend. 翻译： _

35、辨析 : borrow , lend 与 keep Borrow 表示主语借进，常用于 borrow sth. from sb. 结构。He borrowed some money from me this morning.Lend 表示主语“ 借出”，常用于 lend sb. Sth. 或 lend sth. to sb. 结构。例如：Could you lend me some money ? = Could you lend some money to me ?keep 在表示“借”的意思时，通常表示“借某物多长时间”，多接 for 短语。例如：- How long can I keep

36、 the book ?- You can I keep it for a week .注意：borrow ,lend 都是短暂性动词，不能和表示时间段的状语连用，要接时间段用 keep 。2.You would rather stay at home and read a good book than go to a party. 你会宁愿待在家里读一本好书而不愿去参加聚会。句式：would rather do than do .= had rather do than do是固定用法，意为“宁可 （也）不愿 ，与其不如”通常简写为d rather do 注意：在 would rather t

37、han 这个结构中，必须注意前项和后项的对称，即than 后所连接的词必须与前面的词在词性和结构上相一致。例如：Id rather have the red one than (have ) the green one.我宁愿买这个红色的，而不是那个绿色的。Hed rather play than work. _自我测评：1. Id rather stay at home than _ shopping with her.A. go B. goes C. to go D. going 2. -May I _ your bike ? - Sorry, mine is broken.A. borr

38、ow B. lend C. keep D. have3 I borrowed a book from him last Sunday. (写出同义句 )He _ a book _ me last Sunday. 4 How long have you _ the book ?A. borrow B. borrowed C. kept D. lent 疑难句子:1Id invite her to have dinner at my house.我会邀请他到我家吃（晚）饭。分析 :invite sb. to do sth. 意为“邀请某人做某事。例如：He invited his friends

39、to have a party. _邀请: invitation n. 例如：Thanks for your invitation 自我测评：1. Do you have experience _ (deal ) with this problem ?- 9 -2. Its very kind of you . Thanks for _ ( invite ) me to your party.虚拟语气的其他用法：.虚拟语气用于 wish 后的宾语从句：a. “wish+宾语从句 “表示不能实现的愿望,汉语可译为“ 可惜“ 、 “就好了“、“ 悔不该“、“但愿“ 等。表示与现在事实相反，从句的谓

40、语动词用过去式;、例如: I wish I remembered her addres. b. 表示将来不能实现的愿望,用 should/would (could)+动词原形“;例如: I wish we could go to the seaside today. _I wish I should have a chance again. _课后复习题（家庭作业）1 -Im sorry I _my exercise book at home.-Dont forget _ it to school tomorrow, please.A. forget, to take B. left, to

41、bring C. forget, to bring D. left, to take2. -Can you understand me?-Sorry, I can _understand what you have said.A. hardly B. almost C. nearly D. easily3. -Would you mind _my pet dog while Im away?-Sure, no problem.A. take care of B. taking care C. to take care of D. taking care of4.Mr. White_ a lot

42、 of places of interest in China.A. have gone to B. has gone to C. have been to D. has been to5. I dont think _rain this afternoon.A. it wont B. its going to C. if its going to D. whether its to6. _ Lily _ Lucy may go with you because one of them must stay at home.A. Not only.but also B. Neither.nor C. Both.and D. Either.-or7. If he _ , I _