人教版新目标七年级下第四单元知识讲解.doc

Unit4 I want to be an actor 单元知识讲解一、 重点词汇, 词组assistant n. 助手；助理；助教sales assistant 售货员doctor n. 医生 reporter n. 记者；新闻通讯员police n. 警察；警方officer n. 军官；（政府的）官员police officer 警官waiter n. （饭店 、旅馆、餐厅等的）服务员bank clerk 银行职员hospital n. 医院show v. 上演；放映nurse n. 护士TV station 电视台police station 警察局late adv. 晚；迟；到很晚out adv. 在外；向外；往外go out 出去；外出emergency n. 紧急事件；紧急情况channel n. 频道magazine n. 杂志；期刊cook n. 厨师coach n. 教练二、重点难点分析1. reporter n. 记者这个词是由report (v.报道)+er组合而成的,类似的词还有:report-reporter, wait-waiter, act-actor, work-worker还有一种是由名词+list,如:science-scientist, violin-violinist, journal-journalist等2. I am a cook. I can cook Chinese, French and Japanese food.COOK有两个意思, 在这个句子中,第一个cook表示的 “厨师”的意思,第二个则表示的 “烹调”3. 一般现在时（1）一般现在时主要由动词原形表示，但第三人称单数后要加-s，另外be有特殊的人格形式，见下表 一般现在时行为动词(以work为例)动词to beI work You workHe/She/It works.We workI am（Im）. You are（Youre）.He/She/It isWe are（Were）.行为动词 动词to be You work They workYou are（Youre）. They are（Theyre）.（2）一般现在时的否定式见下表一般现在时的否定式行为动词(以work为例)动词to beI do not（dont） work.I am not（Im not）You do not（dont） work.You are not（arent）HeShe does not（doesnt）work.ItHeShe is not（isnt）.ItWeYou do not（dont） work.TheyWeYou are not（arent）They（3）一般现在时的疑问式及简略回答，见下表。一般现在时的疑问式行为动词(以work为例)动词to beDo I work? Yes,you do.No,you do not.（dont）Do you work?Yes,I do.No,I do not.（dont）Does he/she/it work?Yes,he/she/it does.No,he/she/it does not.（doesnt）Do we work?Yes,we/you do.No,we/you do not.（dont）Do you work?Yes,we do.No,we do not.（dont）Do they work?Yes,they do.No,they do not.（dont）Am I.? Yes,you are.No,you are not.（youre not.或you arent）Are you.?Yes,I am.No,I am not.（Im not）Is he/she/it.?Yes,he/she/it is.No,he/she/it is not.（hes/shes its not）Are we.?Yes,we/you are.No,we/you arent.（we/you arent. were/youre not）Are you.?Yes,we are.No,we are not.（arent/were not）Are they.?Yes,they are not.（arent/theyre not）（4）一般现在时的基本用法如下。 经常性或习惯性的I get up at six every day 客观真理，客观存在，科学事实。The moon moves round the earth月亮围着地球转。 表示格言或警句中。Pride goes before a fall. 骄者必败。 现在时刻的状态、能力、性格、个性。I dont want so much. 三.习题检测与解析I. Choose the correct answer1. - What are you? - _.A. Im very well. B. Im thirteen.C. Im in Mr Greens office. D. A postman.2. Mr Black works _ a farm.A. on B. in C. at D. to3. Can he _ you English?A. teaches B. teach C. teaching D. teacher4. Does Mr. White _ in Beijing?A. likes working B. likes workC. like working D. like work5. - Who makes bread for us every day? -_.A. Drivers B. Artists C. Bakers D. CleanersII. 句型转换：1. What does your uncle do? （改为同义句）_ _ your uncle?2. Where is Bill from? （改为同义句）Where _ he _ from?3. Mr. Green works in an office. （对划线部分提问）_ _ Mr. Green _?4. They watch TV in the evening. （对划线部分提问）_ _ they _ in the evening?5. Lily has some new pencils. （改为一般疑问句）_ Lily _ _ new pencils?III. Close TestDo you want to know my family? Let (1) tell you. There are (2) people in my family. My father is a driver. My mother is a (3) She works in a machine factory. I have a sister. She is only eight years (4) We (5) in the same school. Im in Grade Three, but (6) in Grade One. We like sports. We have lunch (7) school. Sometimes we (8) our homework in the afternoon. On (9) we often go to parks. We are very happy. We work (10).( ) 1. A. we B. us C. me D. I ( ) 2. A. two B. three C. four D. five ( ) 3. A. teacher B. worker C. driver D. farmer ( ) 4. A. young B. new C. old D. long ( ) 5. A. is B. am C. are D. be ( ) 6. A. Im B. theyre C. were D. shes ( ) 7. A. on B. about C. of D. at ( ) 8. A. write B. do C. make D. study ( ) 9. A. Fridays B. Thursdays C. Mondays D. Sundays ( ) 10.A. easy B. hard C. heavy D. lightIV.Read the following passage and fill in the blanksThe Sawyers live at 87 King Street. In the morning, Mr. Sawyer goes to work and the children go to school. Their father takes them to school every day. Mrs. Sawyer stays at home every day. She does the housework. She always eats her lunch at noon. In the afternoon, she usually sees her friends. They often drink tea together. In the evening, the children come home from school. They arrive（到达）home early. Mr. Sawyer comes home from work. He arrives home late. At night, the children always do their homework. Then they go to bed. Mr. Sawyer usually reads his newspaper, but sometimes he and his wife watch television.根据短文内容，判断正误。（True or False）1. Mrs. Sawyer takes the children to school.2. Mrs. Sawyer does the housework at home.3. Mrs. Sawyer and her friends drink coffee in the afternoon.4. Mr. Sawyer and the children arrive home early.5. Sometimes Mrs. Sawyer reads the newspaper at night.书面表达根据下列表格内容，以My friend为题，写一篇50字左右的短文，要求语句流畅、表达清楚。姓名 李雷 年龄 13 班级 一（5）班 爱好 踢球、看书、电脑、英语 学校 合肥一中 父亲：教师 母亲： 护士（nurse） 地址 明光路55号 答案及解析:I.1. 问题是你是干什么的，答案应为D (postmen指邮递员)。 How are you? 的答语为Im very well. Im thirteen.所对应的问题是How old are you? 而Im in Mr Greens office.的问题为Where do you work?。2. 在农场应使用介词on，而不用in.3. 情态动词can的后面应用动词原形。4. 本题是一般现在时的第三人称单数的一般疑问句形式，助动词does已体现了第三人称单数的形式,在使用动词时应用like,而不用likes; like+doing sth表示喜欢做某事，故答案为C.5. drivers 表示司机，artists表示艺术家，cleaners表示清洁工，只有bakers（面包师）才能每天为我们做面包。II.1. What is your uncle? 与What does your uncle do? 有同义。2. be from与come from同义，所以，第二句为Where does he come from?3. 对地点进行提问，应用表地点的疑问词where, 本句时态为一般现在时的第三人称单数，助动词应用does, 所缺词为Where, does, work。4. 对作什么进行提问，用What,第二句话为What do they do in the evening?5. 一般现在时的第三人称单数，助动词应用does,原句中的动词has在一般疑问句中要变成原形have, some要变为any，故，所填词为Does, have, any.III.1. C 2. C 3. B 4. C 5. C 6. D 7. D 8. B 9. D 10. B1. let后接宾格，根据下文我们可以知道说的是让我来2. 根据下文中my father, my mother, my sister可知道家里有四个人3. 由下句中的works in a machine factory可以知道是个worker4. 表示某人几岁，用.years old.5. 从we我们知道说的是我和我的sister7. at school表示的是在学校，是个固定的搭配9. 其他三天要上课，所以要选D10. work hard是表示努力的意思，没有其他选项的说法IV.FTFFFV.Li Lei is my good friend. Hes thirteen years old. Hes in Class 5, Grade 1 in N