《Unit 4 Discover Useful Structures 学案--高中英语人教版(2019) 选择性必修第二册.docx》由会员分享，可在线阅读，更多相关《Unit 4 Discover Useful Structures 学案--高中英语人教版(2019) 选择性必修第二册.docx（5页珍藏版）》请在taowenge.com淘文阁网|工程机械CAD图纸|机械工程制图|CAD装配图下载|SolidWorks_CaTia_CAD_UG_PROE_设计图分享下载上搜索。
1、高二年级英语学科导学案上课时间主备课审核教学课题选择性必修二 unit4 Discover useful structures学习目标Grasp the difference of Past Participle and Present Participle重点难点1.The function of Past Participle and Present Participle2.How to use them in real context and conversation 学法使用Task-based learning课堂类型Grammar教学过程设计意图过去分词与现在分词区别过去分词（Pa
2、st Participle）和现在分词（Present Participle），都属于非谓语动词形式，可以在句中充当表语，状语，定语和宾补。自学感知一1.过去分词作_语， 表示主语所处状态或主观心理感受，相当于_词(词性)的作用。The young NBA basketball king James is married.The window of my room is broken. Dont be so disappointed.We are excited to hear the good news.We are always pleased to be able to help.2.现
3、在分词作_语，一般跟在be，get，become，look，sound，feel，keep，remain， 等系动词后面，相当于_词，用来表示主语所具有的特征或属性。The news was exciting.The situation is encouraging.The film is moving.二1.过去分词短语做_语，可以用来表示事情发生的时间，条件，方式，让步，原因，或伴随状况。Asked why he didnt do it, he began to cry.Given more time, we could do it much better.Greatly moved by
4、 the film, they all cried. He walked up and down the room, lost in thought. Supported by his wife, the old man went into the room.Laughed at by many people, Tom continued his study.2.现在分词短语做_语，也可以用来表示事情发生的时间，条件，方式，让步，原因，结果，或伴随状况。The children ran out of the room, laughing and talking merrily.Travelli
5、ng by jeep, we visited a number of cities.Not knowing her address, we couldnt get in touch with her.Turning around, she saw a police car driving up.Working hard, you will succeed. Her husband died in 1942, leaving her with five children. Weighing almost one hundred jin, the stone was moved by him al
6、one. 3.易错点：过去分词作状语, 其逻辑主语要与主句主语保持一致, 两者之间为“_动关系”。Given more time, we could do it much better.Supported by his wife, the old man went into the room.Laughed at by many people, Tom continued his study.现在分词作状语, 其逻辑主语要与主句主语保持一致, 两者之间为“_动关系”。Turning around, she saw a police car driving up.Working hard, yo
7、u will succeed.分词作状语表示“结果”时，只能用现在分词.He didnt come today, making it necessary for us to find someone to do his work.Fifteen million trees had been blown down by the high winds, blocking roads, paths and railway lines.4.经典例句背诵Absorbed in the newspaper, he didnt hear the bell. Devoted to her work, she
8、has no time to travel.Seated in a chair, John looks satisfied. Dressed in red, the girl is writing a letter with her favourite pen. Faced with so many problems, they never gave up.Judging form/by his accent, he must be from the north.Having been told many times , he still did not know how to do it.三
9、1.过去分词做_语，与被修饰的名词之间存在一种被动或完成的关系，意义上相当于一个_从句.polluted rivers 被污染的河流 an honored guest 贵宾cooked food 熟食 boiled water 白开水problems left over by history =problems that are left over by history vegetables grown without chemicals =vegetables which are grown without chemicals2.现在分词做_语，与被修饰的名词之间存在一种主动或进行的关系，意
10、义上相当于一个_从句.a crying girl 正在哭的女孩 a moving truck 移动的卡车a flying bird 飞鸟 a falling leaf 落叶developing countries = countries that are developinga man standing by the door = a man who is standing by the door 3.常见的只能用现在分词作定语的动词：1. The cakes tasting good will be delivered to your house.2. The flowers smellin
11、g sweet are from my garden.3. The book belonging to the library has been stolen yesterday. 4. The tower dating back to Tang Dynasty looks beautiful. 四1.过去分词做_，用来说明宾语的状态或性质，过去分词与宾语之间存在逻辑上的被动关系。(1). They managed to make themselves _(understand) in very simple English.(2). She had her wallet _ (steal)
12、yesterday.(3). Mary felt a great weight _(take) off her mind(4). The boss wouldnt like the problem _(discuss).2.现在分词做_表示动作与谓语同时发生或正在进行，强调动作过程 Im sorry to have kept you waiting for so long. I could feel the cold wind blowing on my face. He tried to start the engine running. The words immediately set
13、us all laughing.总的来说：过去分词表被动或完成, 现在分词表主动或进行!Past Participle vs Present ParticipleA.Watch out! You can get burnt by the_ (boil)water.B.The Chinese people tend to drink _(boil)water.A.The book _(contain)13 chapters is missing now.B.The book _ (write)by LuXun sells well.A.Tom was frightened to see his
14、wife _(kill)others.B.Tom was frightened to see his wife _(kill)by others.A._ (see)from the top of the mountian, I found the village beautiful.B_(see)from the top of the mountian, the village was so beautiful.达标检测（ 当堂检测、总结反思）一用所给词的正确形式完成句子1. The _(miss) boy was last seen playing near the river.2. _(l
15、ook) out of the window, I saw Tom sweeping up the waste paper.3. _(expose)to light, potatoes will turn green.4. Once _(lose)this chance, you cant easily find it.5. The house_(stand)at the corner of the street was built in 1955.6. Last year they had the house_(rebuild).7. Is this the book_(recommend)
16、by our teacher?8. When you speak English, be sure to make yourself _(understand).二. 单句语法填空1. Are you sure youre ready for the test?No problem.Im well _(prepare) for it.2. (find) the course very difficult，she decided to move to a lower level.3. (give) more care and attention,the boy would not have go
17、ne that far on the wrong path.4.We got a little (sunburn)，but the day had been so relaxing that we didnt mind.5. I quickly lower myself, ducking my head to avoid looking directly into his eyes so he doesnt feel (challenge).6. While waiting for the opportunity to get (promote)，Henry did his best to p
18、erform his duty.7. The ending of the story makes Susan very (amaze).8. Nervously (face) challenges，I know I will whisper to myself the two simple words “Be yourself”.板书设计Blackboard design过去分词（Past Participle）和现在分词（Present Participle），都属于非谓语动词形式，可以在句中充当表语，状语，定语和宾补。给出例句，学生自己总结，培养概括能力。巩固练习，总结提升学科网（北京）股份有限公司