牛津英语七年级下册Unit 4 教案

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牛津译林版七年级下册Unit 4《Finding your way》(welcome)教案

Unit 4 Finding your way welcome教学目标：1．To introduce the topic of places and transport．2．To activate existing vocabulary and identify the meaning of new words related to the topic．3．To guess meaning from pictures．4．To talk about visits and means of transport using model sentences.教学重点：1. To learn the prepositional phrases about directions.2．To talk about visits and means of transport using model sentences1.2．To talk about visits and means of transport using model sentences教学过程：Step 1：Lead-in (复习旧知)Let Ss talk about the Sunshine TownT: Do you remember the Sunshine Town?S: Yes.T: What is in the Sunshine Tow n?S: A park, a school, many shopping malls, lots of restaurants and a local theatre.Step 2：Presentation （引出新知）1. Show Ss a map of the Sunshine TownPoint at the places in it and ask “Where is/are...?”“20分钟展示交流质疑、训练点拨提高”环节Step 2：Lead-in (复习旧知)Step 3：Presentation （引出新知）1. Show Ss a map of the Sunshine TownPoint at the places in it and ask “Where is/are...?”Answer them by using “be north of”.eg. The school is north of the park.2. Present and explain: north south east west north-west north-east south-west south-east.Step 4: Practice （教学重点和难点）Look at the map, ask and answer it in pairs.eg．S1: Where is the park?S2: The park is south-west of the schoo1．S1: Where is the zoo?S2: The zoo is north of t he school.……Step 5： Welcome to the Unit1. T: The Class 1, Grade 7 Ss are planning a class trip. Read the instr uctions. Look at the map and find the places they plan to visit. Then write the numbers in the boxes.2. T: Simon and Daniel are talking about the trip. Listen to the tape and answer these questions.(1) Where are they going for the trip?(2) Where’s the zoo?(3) How will they get there?3. Repeat the conversation after the tape.4. Work in pairs and make dialogues, think of more forms of transport or places they can visit。

牛津版英语七年级下册(7B)Unit4全单元教案

4). Do you know who is the tallest man in the world?
Answer the questions.
match the logos with the charities
Discuss
5). Do you know how the elephants walk?
1). Do you know if plants can grow without the lightning?
2). Do you know how long it takes to travel from the Earth to the moon?
3). Do you know if you can sneeze and open your eyes at the same time?
重点
To know more about amazing things.
难点
To express the feelings ofsurprise.
教学方法
1．Task-based method；
2．Discussion method.
课型
dialogue
教具
1.the multimedia2.the blackboard
7). Do you know which animal is the biggest in the world?
课题
7B Unit 4 Amazing things
Comic strip＆Welcome to the unit
课时分配
本课（章节）需10课时
本节课为第1课时
为本学期总第课时
教学目标
1.To know more about amazing things.

Unit4 教案牛津译林英语七年级下册

激发学生学习课文的热情。
Step3:Presentation
1. What can you see in the zoo?
2. Which animal do you like best?
3.Describe the following animals after 3 minutes’reading.
(2)Structures:To the north of…, You’ll find…, Never go near them;祈使句，and\or +将来时。
2.Finish the exercises.
巩固所学，利用课堂所学知识（包括语言知识及写作技巧等）来解决实际问题，提高其语用能力。
Title
7BUnit4Reading 2
Teaching objectives:
7.Knowledge objectives:
(1)Words and phrases: Words and phrases:A trip to…; straight; cute; bamboo; lie down all day long; visitor; the King of…remember; dangerous; make sounds; turn left; turn right; be cleaver and funny; make people laugh; jump around; be quite tall; eat leaves from the trees; Have a nice trip; walk along
Step4:Make their own dialogue.
1.make their own dialogue.
2. Writea short passage about your home.

Unit4Reading教学设计牛津译林版七年级英语下册

译林版7B Unit4 Reading I:A trip to the zoo教学设计一、课题（学科和年级）译林版七年级下册Unit4 Finding your way Reading I : A trip to the zoo 二、教材分析本课时选自译林版初中英语七年级下册第四单元《Finding your way》Reading 第一课时，属于第一模块“家和社区”这个主题，与学生的日常生活紧密联系，学生兴趣浓厚。

本课时中，导游通过展示地图向学生们讲解如何游览动物园，从而让学生能根据地图识路，掌握方位的基本表达方法，同时让学生了解到动物园常见动物的名称及基本习性。

三、学情分析授课对象为初一的学生，受生源影响，学生英语水平参差不齐，基础比较薄弱，因此在教学过程中，布置的任务难度降低，并且要兼顾到每个层次的学生，使他们都要有所收获。

四、目标预设1.掌握以下单词、词组及句型并能熟练朗读和运用。

词汇：everybody, straight, bamboo, along, road, king, remember, dangerous, sound, forest, funny, laugh, giraffe, quite, neck,leaf, northeast, bridge, cross词组：like to eat bamboo, lie down all day long, e here to see them, make beautiful sounds, jump around, make people laugh句子：Go straight on, and you’ll find the Panda house.Walk along the road.Turn left, and to the west of the Lions’ Area, you’ll find theWorld of Bird.Northeast of the giraffes there’s a bridge.Cross the bridge, and you’ll see the elephants. Have a nicetrip!2.能根据地图识路, 掌握方位的基本表达方法。

Unit4 牛津译林版英语七年级下册单元教案

初一下学期英语教案Unit4《Finding your way》（编号：）主备人：审核人：【课题】Comic strip & Welcome to the Unit【教学目标】To understand and act out the dialogue;To be able to tell the directions;To love our hometown , to love nature.【教学重、难点】1. To introduce the topic of places and transport.2. To talk about visits and means of transport using model sentences. 【教学方法】Multi-Media【教学过程】Ⅰ.预习情况交流：同学们，你在预习中遇到了哪些难以理解的呢？写出来我们来讨论一下：______________________________________________________Warm-up (presentation)Ask the students on duty to give us a short report about the Sunshine Town.. (集中学生的注意力，锻炼学生的口头表达及听力的能力)Ⅱ. 1.利用多媒体，展示方向标，学习方位词的表达。

2. 练习“be north of….”等句型（采用小马找食物游戏巩固）Ⅲ. Going on a tripIntroduce the topic of place and transport.---How do we get there?---We can go by bus. by air/car/bike/underground(回归教材，引发学生思考并总结去不同地方的不同交通方式)Ⅳ. DiscussionMay Day is coming. Our class is going to organize a trip.Please make a plan trip with your partner. Make your dialogue:A: Let’s go to …B: Good idea. But where is …?A: It’s …of ….B: How can we get there?A: We can get there by….Ⅴ. Listen and answer (书中对话)1.Where are they going?2. Where is it?3. How will they get there？Ⅵ. Task (Talk about a trip you want to go on)A: Where are we going for our trip?B: We’re going to …A: Where’s the …? Is it far away from …B: No. It’s north/south/east/west of …,about …kilometers away.二次备课A: How will we get there.二次备课B: We’ll get there.(此处采用分组合作，竞争机制引发学生的兴趣，活跃课堂)Ⅶ. Listening1.Listen to the tape, answer my question,“Did Hobo, in fact, know the way?”2. Help the Ss to answer.3. Listen again, Ss read after the tape recorder, then dosome exercises.Check the answers with the whole class.4.Read the dialogue by yourselves and find out any questions youdon’t understand.(自读对话,找出不懂的问题,智者善于动脑。

牛津译林版七年级下册Unit4教案

牛津译林版七年级下册Unit4教案Unit 4 Finding your way ! 第一课时2.提升学教学要素授课人班级内容日期：2016.3.22 学校：思练中学授课人：黄兰梅班级：15（2）、（3）学科：英语标题：Unit 4 Finding your way ! Welcome to this unit 教学目标：Key words ：follow path,north,west,south,east,trip,kilometer Target Language: Follow me ! Sunshine Zoo is north of Sunshine Middle School. 技能目标：1.能辨别方位。

2.能谈论出游和交通方式的话题情感目标：培养学生开口说英语的习惯。

1. Greetings.2.出示教学目标。

（看+说）.3.幻灯片展示P43主题图的活动引入新单词和短语并操练对话。

north,west,south,east,trip, kilometer ，go for our school trip, far away from4.幻灯片引入comic strip 主题图，然后引入句型：T : Follow me!. Ss : Are you sure ？T : Don ’t be afraid. Come with me. Ss : Oh no !Presentation5mins25mins20mins 通过教师归纳和学生课后作业巩固本节课所学知识。

Practice2.听力输入及对话表演提高学生的英语口语交际能力。

1.学生自己看图片读单词，把主动权交给学生。

2.多角色反复操练句型，让学生熟练掌握本节课重点句型。

1.听力拓展练习，提高学生听的能力。

1.看幻灯片图片读单词和短语，完成P43.Part A 。

(看+ 想+讲+做)2.看Part A 方位地图的图片，教师问以下问题：T: Where ’s Sunshine Zoo?Ss: It ’s north of Sunshine Middle School?(看+ 听+说) 3.同桌2人相互练习问。

译林牛津版七年级英语下Unit4 教案

Unit 4 Finding your wayReading (period 1)I、Analysis of the studentsThe students in grade7 have learned some words and simple sentences . However they are lack of the information to show the way to others .Most of them like animals, they will be happy to have a trip to the zoo. Through learning ,they will know how to read the simple maps,and how to give others the way.II、Teaching aims1、language objectives(1) The students will be able to master the following curriculum words: forest ,bamboo, king, remember, dangerous , sound, funny, laugh, giraffe, quite, leaf.(2) The students will be able to know the phrases:lie down all day long , make people laugh, jump around, makebeautiful sounds(3)The students will be able to use the target language:go straight on , walk along the road, turn left, turn right, cross the bridge.2、Ability objectives:(1) The students will be able to describe some animals.(2) The students will be able to develop the abilities of reading simple maps to find the right ways and give right directions with proper language points.(3) The students will be able to improve their reading skills through grasping the key words.3、Moral objectives:Encourage students to help others find the right ways and give the right directions. Tell them help others to make ourselves happy.IV、Teaching foucs:1.The students will be able to master the key words and target language.2.The students will be able to find out the right position of each animal. V、Difficult pointsThe students might find a little difficult to find the right ways and give right directions with proper language points.VI、Teaching methodsScene teaching method, communicative method and and the task-based language teaching methodVII、Teaching ProceduresStep 1. Lead –in1.Enjoy a cartoon to introduce Alice.2.Brainstorming. Ask students to say the names of animals they know. Step 2.Pre-reading1.Have a free talk with students to introduce target language.2. Show some pictures about animals to learn the new words and phrases. Step3. While-readingTask 1: Watch a video and answer the questions:(1)How many animals are there in the zoo?(2)What are they?Task 2: Find out the right position1.Ask the students to read the passage quickly and find out the homesof the animals in groups.2.Introduce the reading skill.3.Ask the students to do some actions to learn the target languages. Task 3: Read for details1、Read the first two paragraphs and mark true or false.(1). The students start their trip from the North Gate .(2). Pandas do not like to lie down all day long.(3).Visitors can’t go near the lions.(4). Lions are very cute.2、Read the third paragraph and answer the questions.(1) What can birds do when they sing?(2) How do monkeys make people laugh?3、Read the last paragraph and choose the right wordsGiraffes are ______ (short,tall ) and have long _____ (necks,faces). To the north-east of the giraffes there is a ______ (hill,bridge).Elephants’ ______ (large , small ) ears like open_______ (umbrellas , fans ).Step 4. Post-readingActivity Give directionsAsk students work in groups to give the right ways according to some simple maps.Step 5. Homework1.To read the text carefully and try to recite.2.To complete the exercises in workbook.Step 6.Blackboard design.Unit 4 Finding your wayReading 1 We are hereN Go straight onWalk along the roadTurn left Turn right。

牛津译林英语七年级下册第四单元全套教案

牛津译林英语七年级下册第四单元全套教案Unit4Finding your way第一课时Comic strip & Welcome to the unit教学过程一、方法指导1.观察Page 42中的图片,提前了解小故事的内容。

2.预习本课时的短语和句型。

二、预习检测根据首字母及汉语提示补全单词1.We are afraid(害怕) of tigers.2.I’m sure(确信) I know the way.ke Park is south(南) of Sunny Garden.4.There was a narrow path(小路) through the forest.5.The children often follow(跟随) the teacher to cross the road after class.Step1情景导入Teacher:Good morning,everyone.Look,I have a map here.When do we need a map?Can you read a map?Step2完成教材Comic strip的任务1.让学生认真听录音,回答下列问题。

(1)Where are Hobo and Eddie?They are on a hill.(2)What does the sign say?The sign says “Dogs this way”.(3)Do they have to go up the hill again?Yes,they do.2.让学生再次听录音,并跟读,注意语音和语调。

3.讲解语言知识点。

4.组织学生两人一组,结对练习对话。

然后找几组学生上台展示,老师点评。

Step3完成教材Welcome to the unit的任务1.呈现Part A的地图,让学生说出图中的东、南、西、北四个方向。

2.老师朗读阴影部分的四个句子,让学生在地图上找出这四个地方的位置。

牛津译林版七年级英语下册Unit4Reading教学设计

2.阅读作业：阅读一篇关于假期经历的英文文章，完成以下任务：
a.根据文章内容，回答相关问题，提高阅读理解能力。
b.列出文章中出现的一般过去时的句子，并分析其用法。
c.选取文章中的一个段落，进行口头复述，锻炼口语表达能力。
3.小组活动：与同学组成小组，分享自己的写作作业，互相评价并提出建议。每组选取一篇优秀作品，进行展示和朗读。
4.词汇积累：收集并学习关于假期的英语词汇和短语，如“travel”, “sightseeing”, “sunburn”, “beach umbrella”等，以便在未来的英语表达中运用。
5.家庭作业：请家长协助学生完成以下任务：
a.与孩子进行英语对话，询问他们的假期经历，鼓励孩子运用一般过去时进行描述。
4.学生情感态度：七年级学生对英语学习存在一定的兴趣，但部分学生对阅读课缺乏信心，担心自己无法完成任务。因此，教师应关注学生的情感需求，多给予鼓励和表扬，帮助学生树立自信心，激发学习潜能。
5.学生合作能力：小组合作是提高学生口语表达能力、培养合作精神的有效途径。然而，部分学生在小组活动中表现不积极，合作能力有待提高。因此，教师在教学过程中应注重培养学生的合作意识，提高小组合作效果。
2.教师呈现重点词汇和短语，引导学生学习并运用这些词汇描述过去的事情。
师：“Now, let’s learn some new words and phrases about holidays, such as ‘holiday’, ‘activity’, ‘interesting’, and ‘boring’. Try to use them to describe your past holidays.”
2.学生分享学习心得，教师给予肯定和鼓励。

七年级英语下册 Unit 4 Finding your way Task教案 (新版)牛津版

Unit 4 Finding your wayTaskI. Teaching aims and learning objectivesBy the end of the lesson, students should be able to:1. write an invitation letter;2. give directions correctly in your letter.II. Teaching contents1. New words and phrases: prepare, plenty, exit, bank, prepare … for …, plenty of …2. New structures: I would like to invite you to the party.I am looking forward to seeing you at the party.This is the way to my home.Get out at Exit A.III. Focus of the lesson and predicted area of difficultyWrite an invitation letter and give directions correctly.IV. Teaching proceduresStep 1 Lead-in1. Enjoy some picturesT: What are they doing in the pictures? Have you ever had a birthday party? What was it like?2. Plan a partyT: What should you consider when planning a birthday party?What shall we prepare for the party?3. Write an invitation letterT: If you want to invite people to your birthday party, you can write an invitation letter. It’s a polite and formal way.【设计意图：通过动画片中庆祝生日的情节，激活学生的已有知识，让他们思考计划生日聚会需要考虑的各个方面，引出“邀请信”这一话题。

七年级英语下册 Unit 4 Finding your way教案 (新版)牛津版-(新版)牛津版初

Unit 4 Finding your wayTeaching aimI. To let the students recognize and master the key expressions about directions. II. To let the students develop intensive listening skills by following instructions and and marking a route.III. To let the students understand directions in a new context of finding a hidden treasure, and use key information given in instructions and identify the specific order of them from listeningTeaching proceduresStep 1. RevisionI. Let the students watch a period of video to arouse the topic today --- finding the way.II. Show some pictures which were taken in the street and ask the students to talk about them.III. Let the students have a petition about the road signs.Step 2. PresentationI. Show some pictures with the simple instructions and let the students discuss them in pairs and choose the right picture, then teach them some simple instructions --- the way of showing the route.II. Show the route (from Yufeng Experimental school to Kunshan Bus Station) to the students and teach them how to express the route in English.Step 3. PracticeShow the students another route (from WujiangExperimentalSchool to Wujiang TV Tower )and let them practice expressing the route.Step 4. ConsolidationI. Let the students listen to a dialogue and answer two simple questions.II. Check the answers with the students and then let the students read the dialogue in different roles.III. Let the students make their own dialogues with the partner according to the sample dialogue.Step 5. Playing a game --- Treasure HuntLet the students look at a map and guess where the treasure is.Draw the route while listening to the tape and try to find the treasure.Listen to the tape again and put the sentences into the correct order with the help of the route they draw.Check the order and the route with the students.Step 6. HomeworkPlease draw a route which is from your home to a place you like and express it in English.。

牛津英语七年级下册Unit 4 教案

牛津英语七年级下册Unit 4 教案以下是为您推荐的牛津英语七年级下册Unit 4 教案，希望本篇文章对您学习有所帮助。

牛津英语七年级下册Unit 4 教案课时日期教学目的To introduce the style of the ghost story To identify specific meaning by scanning the text To predict meaning of specific words from context 教学重点、难点教学过程Lead-in 1. Ask Ss to listen to the tape of the text ,then try to answer the following questions: a. Where did Millie and Amy go? When? b. What did Millie and Amy hear? c. How did they feel? Did they run away? d. Where did the whisper come from? e. What did Andy find at last? 2. Get some Ss to retell the story to see if they catch the meaning. Presentation 1. Explain the text line by line. 2. Language points: a. as usual e.g.), Last Sunday, Mr. Wang went fishing as usual. b. distinguish whisper, sound, noise, and voice’ whisper v.&n.e.g.) Xiao Wang whispered something in Xiao Ming’s ear. Mary spoke in a whisper. Sound n.&v. e.g.) Can you hear the sound of the piano? It sounds great. Noise n e.g.) Don’t make any noises in the classroom. Voice n e.g.) Ms Wu has a sweet and soft voice. 3. frightened & afraid be frightened e.g.) Don’t be frightened. A frightened girl is crying. Be afraid (that ) Be afraid of sth. e.g.) She is afraid of snakes. Be afraid to do sth. e.g.) I am afraid to jump into the water. 4. on one’s way to a place on their way to place 5. say to oneself 6. take care of =look after 7. not .any more =not any longer= no longer。

牛津英语七年级下册Unit 4 教案

牛津英语七年级下册Unit 4 教案单元U题Reading1课时日期教学目的To introdulgTo idaning by scanning the text To predict meaningwordxt教学重点、难点教学过程 Lead-in 1. Alaxanswllowing questions: a.Where did Millie and Amy go? When? b. What did Millie and Amy hear? c.How didl? Did they run away?d.Where did the w?e.What did Andy find at last? 2. Gllaaning. Presentaxplaxt line by line. 2. Languag:a. as usual e.g.), Last Sunday, Mr. Wang wg as usual.b. distinguish ‘wundand voice’ whisper v.n. e.g.) Xiao Wang whisperedg in Xiao Ming’s ear. Maa wund n.v. e.g.) Can you heaundano? It sounds great. Ng.) Don’t make alaVg.) Ms Wu has a sweet and soft vghtened afraid be frightened e.g.) Don’t befrightened. A frightened girlg. Be afraid (that ) Be afraidg.)afraid of snakes. Be afraid to dg.) I am afraid to juwa’s way to a plaway to place 5. salf6. take care of =look a….a……any longer= no longere.g.) I am not afraid of tigers aI am not afraid of tigers any longer. =I am no longer afraid of tigers. 教学后记教学目的To knowatures of amazing animalsTxly after listening the tape.To know the way of writing a thank-you letterTo talk about amazing animals教学重点、难点教学过程TaGlook aures in Part A and talk about what they are and whagw abouThen gwames undures.2. Galk about what Mr. Wu and Suzy are doingure of Part A2Play the taudlversation and fillblanks. Then listen again andanswers wwhole class.3. languaga. talk to sb.talk with sb.b. be afraidbe afraid to dg.) I am afraidakesI am afraid to juwater..I am afraid that Xiao Wang isn’danimals dlonglive up to ------e.g.) I am surprised that his grandpa lives up to 110 years old.f. as well as / as -----as ------e.g.) as beautiful as flowersas busy as a beeTask B1. Gaank-you lPart A3 (p67) and make sudea andan fillblanks without looking at Part A2 (p66)2. Aletter wlp of Part A2, andanswer togLanguaga. thank you for your helpthank sbb. I understand more about-------- Leaaboutc. It is really amazing .d. Ug.) I can’t understand th e film up to now. The wawimming is uTaGalk abouure in Part B(p67) and ask a paudand Amy’s conversation2. Readversation togaan act ouversaLanguaga. remember thingdsb. what happenedds agec. during our livesd. the weight of about six elephantswhat’s yo ur weight?A weight of 10 grams4. Ado the class exercising paper andanswers.选择填空1. There are ____________bags . Give the baglease.A. Tom and Mike’sB. Tom ‘s andTom and Mike D. Tom and Mike’s2. That boy is a student of_______________.A. my father’sB. my faather Dather’s3. Look, thabeautiful . It’s ________________.A. Millie’s and Kitty’sB. Millie’s andllie and Kitty’s D. Millie andThese are __________T-Those are old ____________ clA. ble B. boys’ peoples’C. boy’s peoples’D. boys’ peoples’根据课文内容完成下列对话Kitty: I_________ _________ animalbook?Amy:It __________ that goldfish can only remember things ___________ ____________ ___________ . They don’t know what __________ _______ds ag: That’g. ___________ ____________ anything about people ?Amy:It says that we eat 27 000 kild ____________________ _____________.That’s the ___________ of about six elepha: That’s __________________.Amy: Do you know anything about a kangaroo?Kitty: Yes. It has a long ____________. It cannot _________ailground. It needs its tail for_____________ ____________.Amy: What about snakes?Kitty: Snakes don’t have ____________. They “hear” with ____________ _____________.教学后记。

七年级下册英语Unit 4 Finding your way教案牛津版

七年级下册英语Unit 4 Finding your way教案（牛津版）七年级下册英语Unit 4 Finding your way教案（牛津版）Unit 4 Finding your waand WeluTeachingAims:Introduce the location and tra2. Talk about visit and traffic modDistinguish dPresentawures to leawords about ddauth east w-w-east south-west south-east2. Then read aloud the new wordllow vt. 跟随，效仿path n. 小路，小径adj. adv. 北，北方wadj. adv. 西，西方south n., adj. adv. 南，南方east n., adj. adv. 东，东方旅行，旅游kil千米，公里have to 不得不，必须2. PraPraairs lalk about wlaA: W…? （旅游）?B: It’/ south/east/west of …2. Ask studlete Part A on PagPresentaPulearn how to gThen aadialoguListen and answLart B and answllowing quWhere agoinglass trip?W?How will they g?2. Read adPraaAct it ouawn dialoguLeaversaLape and ask:1) Where are Hobo and Eddie standing?2) What does Hobo ask Eddie to dure?3) Dave to go ull again?4) Does Hobo really know the way?:They all.2. He ago dowlldNo, he doesn’t.2. Act ouversaxplana方位介词的用法小结be north/ south/ west/ea在……北部/南部/西部/东部be north-east/ south-w在……东北部/西南部be north-west/ south-ea在…… 西北部/东南部 AB (A在B内部……方位)A…of B (A与B接壤)A…of B （A与B不接壤）2. be afraid of doing sth./害怕做某事be afraid that…I’m afraid…xTransla别这么肯定。

牛津译林英语七年级下册第四单元教案

牛津译林英语七年级下册第四单元教案7B U4 Finding your wayWelcome to the unitTeaching aims and demands: To understand and act out the dialogue;To be able to tell the directions;To love our hometown, to love nature.New words: follow, north, north-west, south-west，be sureTeaching importance: Follow me. Come with me. Let’s go down here.I think we’ll have to go up again.The Sunny side Garden is north-west of the zoo.Teaching methods: task-based approachTeaching task: 1. To introduce the topic of places and transport.2. To talk about visits and means of transport using model sentences.Teaching aids: tape recorderTeaching procedures:Ⅰ.预习情况交流：同学们，你在预习中遇到了哪些难以理解的呢？写出来我们来讨论一下：________________________________________________________________________Warm-up (presentation)Ask the students on duty to give us a short report about the Sunshine Town..(集中学生的注意力，锻炼学生的口头表达及听力的能力)Ⅱ. 1.利用多媒体，展示方向标，学习方位词的表达。