七年级上册第九单元讲义

Module 9 People and places【新手目标】通过本关，你能够学会旅行及相关话题。

关卡1 Unit 1 We’re enjoying the school trip a lot★★☆☆☆☆【过关笔记】1 Listen and readBetty:Hi,Mum!Mum:Hello,Betty!Where are you now?Betty:I'm standing on the Great Wall of China and talking to you.Mum:Really?That's great.Betty:We're on a school trip.Mum:What about the others?Are they with you?Betty:Well,right now Tony is eating a delicious ice cream.Wang Hui is taking lots of photos.Lingling is buying a few presents and postcards.They're on sale at the shop.Daming is having lunchand lying in the sun.Mum:I'd like a postcard too,but please take some photos of the Great Wall and send them to me by email.Betty:OK.We're enjoying the school trip a lot.Anyway,it's time to go back to school now.Bye,Mum!Mum:Bye,Betty!【成长例题】写出下列动词的现在分词例题11.take___________2.write___________3. stop___________4.give___________5.wait___________6. eat___________7. lie___________8.sit___________9. drive___________ 10. say___________ 11.shop___________ 12.run___________【成长例题】用所给词的适当形式填空例题1 Look! They ____________ (shop) over there.例题2 Tom ____________ (have) a big family.例题3 Can you ____________ (send) the postcard to me?例题4 They often ____________ (do) their homework on Saturday afternoon.例题5 What is Tony ____________ (do)?He ____________ (eat) an ice cream.【过关练习】根据句意及汉语完成句子练习1 Betty is ______________________（站在长城上）.练习2 Is Wan Hui ______________________（拍照）now？练习3 Daming is ______________________（吃午餐）and ______________________（躺在阳光下）.练习4 They are ______________________（玩得愉快）.练习5 We are ______________________（学校郊游）.★★☆☆☆☆关卡2 Unit 2 They're waiting for buses or trains.1 Read the passageAt this moment,in different places of the world,people are doing different things.A In London,it's five o'clock in the afternoon and people are leaving work and are going home.They'rewaiting for buses or trains.Some people are driving home.Some are getting off buses or trains.Some arehaving afternoon tea at home or having a drink.B In Moscow,it's eight o'clock in the evening,so people aren't having afternoon tea.They are havingdinner at home or in restaurants.Some are going to the theatre or watching a film.Some are watchingtelevision or playing games at home.C In Beijing,it's one o'clock at night,so people aren't having dinner.Most people are sleeping. Somepeople are still working and some are going home from work.D In Los Angeles,it's nine o'clock in the morning.People aren't sleeping.They're working.Chil dren arestarting their lessons.E In New York,it's twelve o'clock.People aren't working.They're having lunch.They are eatinghamburgers or hot dogs and drinking coffee or cola.Some people are seeing friends,calling home or shopping.【成长例题】句型转换例题1 The families are having dinner on Christmas Eve．（改为一般疑问句）__________ the families __________ dinner on Christmas Eve?例题2 She plays pingpong in the morning．（用now 替换画线部分改写句子）She __________ __________ pingpong now.例题3 Is Kate eating lunch at school？（作肯定回答）__________, __________ __________.例题4 The students are having an English class．（改为否定句）The students __________ __________ an English class.例题5 I am reading．（对画线部分提问）__________ __________ you __________ ?【成长例题】用所给单词的适当形式填空例题1 Look! Tony and David __________ (swim) over there.例题2 Linda __________ (go) on the Internet now.例题3 Alice __________ (watch) a movie at the moment.根据要求改写句子例题4 They are having history．（改为否定句）They __________ __________ history.例题5 Jenny is watching the animals in the zoo．（改为一般疑问句）__________ Jenny __________ the animals in the zoo?【过关练习】翻译下列句子练习1别在课堂上讲话，我正在给你们讲故事。

聚智堂教育学科教师辅导讲义A. WhatB. Why )4. P.E is my favorite subject ___ A. but B. because )5. I don t like history because it A. bori ng B. scaryC. WhenD. How ____ it is in terest ing. C. and D. or s . )6. Why _________ your mother like cook ing( A. does B. do C. is )7. I like play ________ my classmates( A. on B. at C. with C. funny D. in terest ing 煮饭)？ D. are 同班同学). D. but巩固练习 ,、 用括号中所给词的适当形式填空 1. ---What 's 2. My ______ 3. Why _____ 4. Who is your 5. I like P .E, because it s 6. My sister s room _________ (she) favorite color? --- It (最喜欢的科目)is English. your friends _________ (like) P .E? --- Because it sin teresti ng. _____ ( 英语老师)？ ________ (excite) (be) on the sec ond floor( 楼). 'red. 第2课时 新授内容 1) 2) 3) 继续学习学校的学习科目，并能就最喜欢的科目进行询问和回答。

总结what, who, why 引导的特殊疑问句的构成方式及回答。

通过不同的形式的训练熟练掌握运用what, who, why 引导的特殊疑问句来提问问题并能正确回答。

七上英语第九单元知识点归纳The ninth unit of the seventh-grade English curriculum covers a range of important topics that are crucial for students to understand and master. This unit focuses on various aspects of the English language, including grammar, vocabulary, and reading comprehension. One of the key knowledge points in this unit is the use of different tenses in English. Students will learn about the present simple, present continuous, past simple, and future tenses, and how to use them correctly in different contexts. This is an essential skill for students to develop, as it forms the foundation of their ability to communicate effectively in English.In addition to learning about tenses, students will also be introduced to new vocabulary related to everyday activities, hobbies, and interests. This will help them to expand their English language skills and improve their ability to express themselves in a variety of situations. Furthermore, the unit also includes reading comprehensionexercises, where students will have the opportunity to practice their understanding of written English texts. This will help them to improve their reading skills and develop their ability to comprehend and analyze written information in English.Moreover, the ninth unit of the seventh-grade English curriculum also covers the use of adverbs of frequency, such as always, often, sometimes, and never. Students will learn how to use these adverbs to describe how often they do certain activities, as well as how to form sentences using adverbs of frequency. This is an important aspect of English grammar, as adverbs of frequency are commonly used in everyday conversation and writing. By mastering the use of adverbs of frequency, students will be able to communicate more effectively and accurately in English.Furthermore, the unit also includes exercises and activities related to the use of prepositions of time and place, such as in, on, at, near, and next to. Students will learn how to use these prepositions correctly to describe the time and location of different events and activities.This is an important skill for students to develop, as prepositions are essential for constructing accurate and meaningful sentences in English. By mastering the use of prepositions of time and place, students will be able to communicate more clearly and precisely in both spoken and written English.In addition to the above, the ninth unit of theseventh-grade English curriculum also includes a focus on the use of modal verbs, such as can, could, may, might, must, shall, should, will, and would. Students will learn how to use these modal verbs to express different degrees of possibility, ability, obligation, and permission in English. This is an important aspect of English grammar, as modal verbs are commonly used in a wide range of contexts. By mastering the use of modal verbs, students will be able to express themselves more accurately and effectively in English, and will have a better understanding of how to convey different shades of meaning in their language.Overall, the ninth unit of the seventh-grade English curriculum covers a range of important knowledge pointsthat are crucial for students to understand and master. By learning about tenses, vocabulary, reading comprehension, adverbs of frequency, prepositions of time and place, and modal verbs, students will be able to develop their English language skills and improve their ability to communicate effectively in a variety of contexts. These knowledge points form the foundation of students' ability to use English accurately and confidently, and are essential for their ongoing language development. Mastering these knowledge points will not only help students to succeed in their English studies, but will also provide them with valuable skills that they can use in their future academic and professional endeavors.。

七年级上册Unit9讲义Unit 9 目标：1. 了解英语国家的学制及课程设置方面的情况2. 了解星期小常识四、重点句型讲解1. What’s your favorite subject?你最喜欢的学科是什么？【☆☆☆】My favorite subject is science. 我最喜欢的学科是科学。

①favorite adj. 最喜欢的= like ...... bestfavorite color 最喜欢的颜色最喜的事物：favorite things 最喜欢的学科：favorite subject【例题】1. ----What’s your favorite co l or ? ---- My favorite color is red.2. English is my favorite. = I like English best.3. Fish is my favorite. = I like fish_best_.②What’s your favorite .....? 你最喜欢的...... 是什么？回答：My favorite ...... Is...... 我最喜欢的是......【例题】1. 他最喜欢的科目是英语。

His _favorite___subject_ is English.2. —What’s your sister’s favorite ______? —Brown.A. sportB. colorC. bookD. subject3. 艾丽斯最喜欢的食物是什么？_What’s _ is Alice’s favorite _food_?4. My favorite month is October. （对画线部分进行提问）_What’s your favorite month ?2. Why do you like P.E.?你为什么喜欢体育呢？【☆☆☆】Because it is interesting. 因为它有趣。

代数式【知识定位】本节课需要掌握以下三点：1．理解用字母表示数的意义，会解决常见的找规律题目；2．理解代数式的概念，初步掌握列代数式的方法，会求代数式的值；3．理解单项式、多项式和整式的有关概念，能够正确区分单项式和多项式．【知识梳理】知识梳理1：用字母表示数知识梳理2：整式的概念知识梳理3：概念相关计算【试题来源】【题目】什么是代数式？单独的一个数或一个字母也是代数式？【试题来源】【题目】如何求代数式的值？【试题来源】【题目】什么是单项式？什么是多项式？它们有什么区别呢？【试题来源】【题目】什么是整式？【试题来源】【题目】解释下降幂排列和升幂排列是怎么样的排列【答案】降幂排列：把一个多项式按某一个字母的指数从大到小的顺序排列起来，叫做把多项式按这个字母降幂排列．升幂排列：把一个多项式按某一个字母的指数从小到大的顺序排列起来，叫做把多项式按这个字母升幂排列．【试题来源】【题目】用代数式表示：（1）把温度是t℃的水加热到100℃，水温升高了___________℃．（2）一个两位数，个位数字是a ，十位数字是b ，则这个两位数可表示为___________． （3）用字母表示两个连续奇数为___________．（4）若正方体的棱长是a －1，则正方体的表面积为___________．（5）如图，亮亮家装饰新家，他为自己的房间选了一款窗帘（上方阴影固定），请你帮他计算可以射进阳光的面积为___________米2．b米a米【试题来源】 【题目】（1）一个正方形的边长为a ，把这个正方形的边长增加2后得到的正方形的面积是（ ） A 、a 2+4 B 、a +2 C 、（a +2）2 D 、a 2+2 （2）某同学爬一楼梯，从楼下爬到楼顶后立刻返回楼下。

已知该楼梯长S 米，同学上楼速度是a 米/分,下楼速度是b 米/分,则他的平均速度是（ ）米/分。

A 、2ba + B 、b a s+ C 、bs a s +D 、bs a s s +2（3）今年苹果的价格比去年便宜了20%，已知今年苹果的价格是每千克a 元，则去年的价格是每千克（ ）元A 、（1+20%）aB 、(1－20%)aC 、%201+a D 、%201-a【试题来源】 用语言叙述下列代数式的实际意义．；）2；（3）1（22b a a +【试题来源】【题目】用语言叙述下列代数式的实际意义9）2；（%)201(）1（22a a x --π．【试题来源】【题目】判断下列各代数式，哪些是单项式，哪些是多项式，哪些不是整式．(1)－3xy 2； (2)2x 3＋1；(3)21(x ＋y ＋1)； (4)－a 2； (5)0；(6)yx 2； (7)32xy； (8)x21；(9)x 2＋x 1－1； (10)11+x ．【试题来源】 【题目】在x 2，21(x ＋y)，1x -，π1，－3，1003x-中，单项式是_________，多项式是_________，不是整式的是_________．【试题来源】【题目】指出下列各单项式的系数与次数：（1）;832ab （2）-mn 3; （3）3432y x π （4）－3． 【答案】 （1）832ab 的系数是83，次数是3.（2）-mn 3的系数是-1，次数是4.（3）3432y x π的系数是34π，次数是5（4）－3的系数是－3，次数是0 ．【试题来源】 【题目】（1）多项式2x 4-3x 5-2π4是 次 项式，最高次项的系数是，四次项的系数是 ，常数项是 ，补足缺项后按字母x 升幂排列得 ； （2）多项式a 3-3ab 2+3a 2b-b 3是 次 项式，它的各项的次数都是 ，按字母b 降幂排列得 ．【试题来源】【题目】说出下列各多项式分别是几次几项式．(1)3x －23； (2)a 2b ＋2a －3b －4；(3)2822+-x x ；(4)(a 3－b 3＋1)×35；(5)x 6－x 5＋3x 2－12x ＋a ；(6)2(xy ＋31x 3－y ＋π4)．【试题来源】【题目】一个五次多项式，它的任何一项的次数都（ ）【选项】A ．小于5 B ．等于5 C ．不小于5 D ．不大于5．【试题来源】【题目】如果一个多项式是五次多项式，那么（ ）A ．这个多项式最多有六项；B ．这个多项式只能有一项的次数是六；C ．这个多项式一定是五次六项式；D ．这个多项式最少有二项，并且最高次项的次数是五．【试题来源】【题目】已知关于x 的多项式(a －1)x 5＋x |b ＋2|－2x ＋b 是二次三项式，则a ＝____，b ＝____．【试题来源】【题目】已知x 2＋x ＋3的值为7，求2x 2＋2x －3的值．【试题来源】【题目】已知x 2＋x －1＝0，求代数式x 3＋2x 2－7的值．课后练习【试题来源】【题目】找出下列代数式中的单项式，并指出它的系数和次数．（1）233y x -（2）3（3）3.6×103a 2b（4）-m（5）π2xy（6）a c b +（7）2x+5y （8）m n（9）3yx - （10）a【试题来源】【题目】下列说法中，正确的是（ ）（A ）45ab -的系数是5，次数是0 （B ）3a m b n c 的系数是3，次数是m+n （C ）x 的系数是1，次数也是1（D ）32ba -是二次单项式【试题来源】 【题目】指出下列代数式中的多项式，并说明是几次几项式： （1）xyz （2）a 2+b 2 （3）x 2-2x+3（4）a 2-2ab+b 2 （5）m 2+m 1-3（6）35222-b a【试题来源】【题目】已知：-mx m y n 是关于x ，y 的3次单项式，且系数为-2．求m 2+n 2的值． 【答案】5【试题来源】【题目】选择：含有字母a 、b 、c ，且系数是3的4次单项式总共能有（ ）个． 【选项】（A ）2 （B ）3 （C ）4 （D ）5【试题来源】【题目】已知多项式352333212y x y x y xa +--+． （1）写出该多项式中各项的系数和次数．（2）若该多项式是6次多项式，求a 的值．【试题来源】【题目】如果baxy -是关于y x 、的单项式，且系数为2，次数为3，则b a 、分别是多少？【试题来源】 【题目】如果多项式x xy m y xm 3)2(52---的次数为4次，且有三项，则m 为多少？【试题来源】【题目】整式①21，②3x －y 2,③23x 2y ,④a ,⑤πx +21y ,⑥522a ,⑦x +1中,单项式有 ，多项式有 ．【试题来源】 【题目】若21|2x －1|＋31|y －4|＝0，则多项式1－xy －x 2y 的值为 ．【试题来源】【题目】系数是－3，且只含有字母x 和y 的四次单项式共有 个，分别是 ．【试题来源】【题目】多项式5x 3－xy 2＋1－y 按字母y 的降幂排列是____________．。

初一上英语unit9说课稿Unit 9 说课稿尊敬的同事们，今天我将与大家分享初一上学期英语课程的第九单元的教学设计。

本单元的主题是“日常生活”，旨在通过学习与日常生活相关的词汇和表达，提高学生的英语听说读写能力，同时培养学生的跨文化交际意识。

教学目标：1. 知识与技能：学生能够掌握与日常生活相关的基本词汇和句型，如起床、吃饭、上学等。

2. 过程与方法：通过情景模拟、角色扮演等活动，让学生在实际语境中运用所学知识。

3. 情感态度与价值观：激发学生学习英语的兴趣，培养他们积极参与课堂活动的态度。

教学重点：- 日常生活相关词汇的掌握。

- 基本句型的运用，如“我通常……”、“我每天……”。

教学难点：- 学生能够灵活运用所学词汇和句型，进行日常对话。

- 培养学生的跨文化交际意识。

教学方法：- 情景教学法：通过设置与日常生活相关的情境，让学生在模拟的语境中学习语言。

- 任务型教学法：设计一系列的任务，让学生在完成任务的过程中学习并运用语言。

教学过程：1. 导入（Lead-in）- 通过展示一系列日常生活的图片，激发学生的兴趣，引入本单元的主题。

2. 呈现（Presentation）- 利用多媒体教学工具，展示日常生活相关的词汇和句型，如“get up”, “have breakfast”, “go to school”等。

3. 操练（Practice）- 分组让学生进行角色扮演，模拟日常生活中的对话场景，如家庭早餐、上学路上等。

4. 应用（Application）- 设计一个“我的一天”的写作任务，让学生描述自己的日常生活。

5. 产出（Production）- 组织学生进行小组讨论，分享自己的“我的一天”，并给予同伴反馈。

6. 总结（Summary）- 总结本单元的重点词汇和句型，强调其在日常生活中的应用。

7. 作业（Homework）- 布置相关的练习题和写作任务，巩固学生在课堂上学到的知识。

教学反思：在教学过程中，我将关注学生的反应和参与度，及时调整教学策略，确保每个学生都能积极参与并从中受益。

七年级第9单元的知识点七年级是“小学三年，初中三年，高中三年”的第二个“三年”，是学习生涯的重要阶段。

数学一直被认为是学生入学以来比较重要的学科，它涉及到的基本概念、公式和计算方法一直都备受学生们重视。

在七年级第9单元，学生们将接触到一些新的数学知识点，如代数式、同类项和分式等。

这些知识点是数学学科中的基本概念，如果掌握不好，将会对以后的数学学习带来很大的困难。

下面我们就来一起了解一下这些重要的数学知识点。

一、代数式代数式是一个包含数字、变量或运算符号等数学符号的式子。

在七年级第9单元，学生们将开始学习代数式的概念和计算方法。

在代数式的计算过程中，要注意运算的优先级和字母之间的关系。

例如：计算下列代数式的值：3x + 2y (当x = 1, y = 2)解：将x = 1, y = 2代入代数式中，得到3 * 1 + 2 * 2 = 7二、同类项同类项是指含有相同变量和相同指数的项，它们可以通过合并同类项的方式进行简化。

在整个数学学习中，同类项的概念非常重要，因为它与代数式简化和计算都有很大关系。

例如：将下列代数式进行合并：3x + 5y - 2x + 4y解：将同类项进行合并，得到3x - 2x + 5y + 4y = x + 9y三、分式分式是一个含有分数的数学式子。

在七年级第9单元中，学生们将学习如何计算分式，并将分式化简为最简式。

例如：计算下列分式的值：(1/2) + (3/4)解：先将分母化为相同的分母，得到(1/2) + (3/4) = (2/4) + (3/4) = 5/4四、方程方程是含有一个或多个未知数的算数式子，它的一边等于另一边。

在七年级第9单元中，学生们将开始了解方程的概念和计算方法，如何求解方程并将其化简。

例如：解方程3x + 2 = 8解：将方程的两边都减2，得到3x = 6，再将两边都除以3，得到x = 2总结：以上就是七年级第9单元的重要数学知识点。

在学习这些知识点的过程中，要注意理论的掌握和实践的运用，多做习题，加深对知识点的理解和记忆，提高数学能力。

U9 My favorite subject is science必会内容：1.掌握有关星期、学科的单词以及各种描述的形容词。

2.学会用疑问代词what 对事物进行提问，用疑问副词why 对原因进行提问，用疑问代词who 对人进行提问。

3.学会谈论喜好并表述理由一.单项选择1.Mr. Wang and Mrs. Li are both ________.A. English teachersB. Englishes teachersC.Englishes teacher2. ________ don’t you get up?Because I’m very tired.A. WhenB. WhyC. Who3. —What’s Tom’s favorite city?_____favorite city is New York.A. ItsB. It’sC. HisD. He4.I like math ______it’s difficult for me.A. butB. andC. orD. because5. _______ does he have P.E.?He has P.E. at 3:00 in the afternoon.A. WhenB. WhatC. WhereD. Why6. When have Chinese ________ Thursday afternoon？A. inB. ofC. atD. on7.Do you like red, white or yellow?I don’t like ______ of them. I like blue.A. anyB. manyC. someD. much8. After class, I have a basketball lesson________.A. at two hoursB. for two hoursC. for a hourD. at an hour9._______P.E. is very relaxing, ______we like it.A. Because; soB. So; becauseC./; soD./; but10.—When do you finish ________the homework every day?At about 6:00 P.M.A. doB. doingC. to doD. does11.—What ______heavy rain it was!Yes, but I love ______air after it rains. It smells so fresh.A. the; aB. a; theC. the; theD. a; a12. Mother’s Day is ________ the second Sunday in May in the United States.A. onB. inC. at13.My father doesn’t do housework from Monday ________Thursday.A. toB. andC. withD. of14. We have math ______Friday. It’s difficult ______ interesting.A. on; orB. on; butC. in; orD. in; and15. _________ is Tom’s favorite _______?Chinese.A. Why; jobB. When; jobC. Who; subjectD. What; subject16.. –When _______ she have P.E?She _______ it on Saturday.A. does; hasB. does; haveC. do; haveD. do; has17. –Mr. Tang’s class is very interesting.________. We all like his class very much.A. That’s for sureB. I don’t think soC. That’s OKD. I’ll take it18. I usually play baseball _________ my friends _______4:00________ Monday.A. with; at; onB. and; at; onC. with; at; inD. and; on; at19. _________ Gina’s favorite subject?_________ favorite subject is science.A. What; MyB. What’s; HerC. Who; HisD. What’s My20. I sometimes help my mom with the housework__________ Saturdays.A. atB. inC. onD. to21. ________ will Mrs. Lin go to Canada?To see her daughter there.A. HowB. WhenC. WhyD. What22._______ does your father go to work everyday?By car.A. WhatB. WhoC. WhenD. How23. I like music ________ it’s relaxing.A. soB. orC. butD. because24. What _______ does he like best?Football.A. foodB. subjectC. colorD. sport.25. ——I have _____ time on weekends. Do you want to have a picnic with me? ——I’d love to.A. busyB. coolC. freeeful二、用方框中所给词的适当形式填空。

七年级第九单元重点知识点七年级第九单元是语文课程中的一部分，主要内容包括语法、词汇、阅读理解和写作等方面的知识。

本文将对该单元的重点知识点进行讨论和总结，旨在帮助学生更好地掌握这些知识，提高语文学习的效果。

1. 语法知识语法知识是语文学习的重要组成部分，对于语言的正确使用和表达起着至关重要的作用。

在七年级第九单元中，重点知识点包括句子成分和从句的运用。

句子成分包括主语、谓语、宾语、定语、状语和补语。

在句子中，主语起到命名对象的作用，谓语表示主语的动作或状态，宾语接受动作的对象，定语修饰名词，状语表示动作的方式、时间、地点等，补语补充谓语的意义。

学生需要学会正确识别句子中各个成分，并结合上下文理解句子的含义。

从句是句子的一个组成部分，它与主句之间有一定的逻辑关系。

常见的从句有名词性从句、定语从句和状语从句等。

名词性从句可以作主语、宾语和表语，定语从句用来修饰一个名词或代词，状语从句则表示时间、原因、条件、目的等。

2. 词汇知识词汇是语文学习的基础，学生需要掌握一定的词汇量才能顺利进行阅读和写作。

在七年级第九单元中，重点词汇包括形容词、副词、名词以及动词的用法。

形容词用来修饰名词或代词，表示事物的性质、特征或状态。

副词用来修饰动词、形容词或其他副词，表示程度、时间、地点、方式等。

名词用来指称人、事、物或抽象概念。

动词是句子的核心，表示做什么或发生什么动作。

学生需要通过课文的阅读和练习来巩固这些词汇的基本用法，同时积累更多的同义词、反义词和近义词，以提高自己的表达能力。

3. 阅读理解阅读理解是培养学生阅读能力和理解能力的重要手段。

在七年级第九单元中，学生将通过阅读课文来训练自己的阅读和理解能力。

阅读理解题主要包括填空题、选择题和判断题等。

通过阅读理解题，学生可以从文章中获取信息，理解文章的意义，从而回答问题。

在解题过程中，学生需要注重细节理解，上下文推断和文章整体把握等能力的培养。

4. 写作能力写作是语文学习的重点，也是学生思维能力和表达能力的培养过程。