Unit 5 Section B Learning about Language 教案-人教版(2019)選擇性必修第二冊

1、Unit 5Learning about Language教學(xué)設(shè)計科目：英語 課題：Learning about Language 課時：1課時教學(xué)目標與核心素養(yǎng)：知識目標：掌握動詞-ing形式的用法。能力目標：培養(yǎng)學(xué)生語法運用的能力。情感目標：激發(fā)學(xué)生對語法學(xué)習(xí)的興趣并使其喜歡語法學(xué)習(xí)，更好地運用動詞-ing形式。教學(xué)重難點教學(xué)重點：讓學(xué)生更好地理解動詞-ing形式的用法。教學(xué)難點：使學(xué)生掌握動詞-ing形式的用法并可以進行造句練習(xí)。課前準備：多媒體，黑板，粉筆教學(xué)過程：一、Pre-class1. Greeting2. Leading-in教師活動：教師展示活動1中句子的漢語，讓學(xué)生試著翻譯

2、，然后呈現(xiàn)英語原句，學(xué)生通過原句討論不同譯法的差別。學(xué)生活動：學(xué)生說出5個句子中動詞-ing形式充當?shù)木渥映煞?，體會動詞-ing形式在表意方面的功能和優(yōu)勢?；顒幽康模和ㄟ^翻譯練習(xí)，學(xué)會能更好地理解動詞-ing形式的用法。While-class教師活動：介紹動詞-ing形式的相關(guān)知識，同時根據(jù)具體情況舉例說明動詞-ing形式的用法。動詞-ing形式的用法1. 作主語Seeing is believing. 眼見為實。注意：通常為了避免句子主語過于冗長，用it作形式主語。Its nice talking with you. 和你談話很高興。2. 作賓語Jim dislikes eating cho

3、colate. 吉姆不喜歡吃巧克力。注意：后面須接動詞-ing形式作賓語的動詞（詞組）：避免 錯過 少延期 avoid miss put off/postpone 建議 完成 多練習(xí) suggest finish practice喜歡 想象 禁不住 enjoy imagine cant help承認 否定 不喜歡 admit deny dislike逃避 冒險 莫原諒 escape risk excuse忍受 保持 不介意stand keep mind3. 作表語Their job is cleaning the window.他們的工作是擦窗戶。4. 作定語（1）動詞-ing形式可以單獨作定

4、語。a smiling face笑臉a leading figure領(lǐng)導(dǎo)人物（2）當-ing分詞短語作后置定語時，可以轉(zhuǎn)換為定語從句。She went on board the train leaving for Beijing.=She went on board the train which was leaving for Beijing.她坐上了去北京的列車。5. 作賓語補足語I found the parade quite interesting to watch.我覺得觀看游行很有趣6. 作狀語-ing分詞作狀語表示在進行一個動作的同時所進行的另一個動作，它對謂語動詞起修飾和陪襯的

5、作用。-ing分詞作狀語可以表示時間、原因、條件、讓步、結(jié)果、方式或伴隨情況。Having cleaned the rooms we began to weed the garden.（時間）打掃完房間，我們開始在花園里除草。Having no interest in the topic, he didnt go to the lecture.（原因）由于對這個話題沒有興趣，他沒去聽講座。It will take you half an hour to get to the station, allowing for traffic delays.（條件）如果把路上的耽擱算進去，你要花半小時才

6、能到車站。Granting the achievements to be great, there is still something to be desired.（讓步）（盡管）認可成就是偉大的，（但）仍有一些要改進的地方。My car was caught in a traffic jam, thus causing the delay.（結(jié)果）我的車遇到了交通堵塞，因此延誤了。Travelling by train, we visited a number of cities.（方式）我們坐火車游覽了很多城市。Mary sat by the window of the classroo

7、m, reading a book.（伴隨）瑪麗坐在教室的窗戶旁，正在讀一本書。動詞-ing形式用法的注意事項1. 形式變化主動被動一般式doingbeing done完成式having donehaving been doneThe question being discussed is very important.正在被討論的那個問題十分重要。Having been praised by the teacher，he studies even harder.被老師表揚之后，他學(xué)習(xí)更加努力了。注意：動詞-ing形式的否定式是在前面加not。Not having studied his le

8、ssons very hard，he failed his test.由于沒有努力學(xué)習(xí)功課，他沒有通過考試。2. 動詞-ing形式前面有時可加名詞所有格、物主代詞或人稱代詞賓格。Sophias having seen them did not surprise us.索菲婭看見他們并不使我們感到驚奇。I hope you dont mind my saying that.我希望你不介意我那么說。He said nothing about us losing the game.他對我們輸?shù)舯荣愔蛔治刺帷?. 動詞-ing形式用作狀語時，其邏輯主語應(yīng)與句子的主語保持一致。Turning to th

9、e right, youll find the post office there.向右轉(zhuǎn)，你會發(fā)現(xiàn)郵局在那里。4. 由before，after，when，while，since等引導(dǎo)的狀語從句常?？梢赞D(zhuǎn)換為對應(yīng)的動詞-ing短語。When he got out of the bathtub, he slipped and fell on the floor.When getting out of the bathtub, he slipped and fell on the floor.當他從浴缸里出來時，他滑倒在了地板上。After she had been bitten by mosqu

10、itoes, she applied some medicine to her skin.After having been bitten by mosquitoes, she applied some medicine to her skin.被蚊子叮咬后，她在皮膚上涂了一些藥。A minute ago, she fell down while she was trying to open the window. A minute ago, she fell down while trying to open the window.一分鐘前，她在試圖打開窗戶時摔倒了。5. 動詞-ing形式作

11、定語置于名詞前時有兩種情況。一種表示被修飾的名詞正在進行的狀態(tài)或動作，如：a swimming girl（正在游泳的女孩），另一種表示被修飾的名詞的性能、用途，如：a swimming pool（游泳池）。三、After-class總結(jié)課堂所學(xué)知識。教師活動：讓學(xué)生結(jié)對完成活動3并完成語篇填空，完成后，選一個學(xué)生朗讀整篇短文，師生一起核對正確答案。同時，教師可通過提問引導(dǎo)學(xué)生反思。What is the function of each -ing form you used? (作定語、狀語、賓語等） Among all the structures filled in, which is different from the others? Why? (第五空，此處為謂語動詞）Can you find more -ing forms in the passage? What are their functions in the sentences?（cleaning, attempting, telling; 分別作補語、狀語、狀語）How many different structures did you use in the passage? What are they? (doing, not doing, having been done)Did you find a