2018屆九年級(jí)英語全冊(cè)Unit12Lifeisfulloftheunexpected第3課時(shí)教案.docx

Unit 12 Life is full of the unexpected. Section A Grammar Focus- 4c 一、【教材分析】教學(xué)目標(biāo)知識(shí)目標(biāo)1. 能聽、說、讀、寫下列新詞匯：cream, workday, pie, bean, market2. 能正確使用下列常用表達(dá)：Show up, by the end of , finish doing, become + adj., come back from 3. 能掌握并熟練用語法要點(diǎn)中的句型：1) When I got to school, I realized that I had left my backpack at home.2) By the time I got back to school, the bell had rung.3) Before I got to the bus stop, the bus had already left .能力目標(biāo)能運(yùn)用所掌握的詞匯句型和語法進(jìn)行交流。情感目標(biāo)能比較流利地講述自己曾經(jīng)煩人特別的一天，養(yǎng)成積極看待事物的積極心態(tài)。教學(xué)重點(diǎn)總結(jié)過去完成時(shí)的不同句型。教學(xué)難點(diǎn)學(xué)會(huì)用過去完成時(shí)敘述自己經(jīng)歷的特別的一天。教學(xué)方法歸納法；任務(wù)型教學(xué)法二、【教學(xué)流程】環(huán)節(jié)師生活動(dòng)二次備課I. 復(fù)習(xí)熱身1. 檢查生詞預(yù)習(xí)情況1). 通過比一比，誰最快的游戲，檢查學(xué)生對(duì)新詞匯的預(yù)習(xí)情況。2). 根據(jù)所給漢語提示，寫出句中所缺單詞。1. Mr. He lives two_(街區(qū))away from the park.2.Why did you put some red_(豆)into the soup?3.Would you like milk or_(奶油)in your coffee?4. The river goes through the city from _ (西) to east.5.There are two big_(市場(chǎng))near my home.6. The drop in prices was quite_ (出乎意料的).7. The _ (工人) dont like to work on weekends.8. The plane was flying _ (在上面) the clouds.Answers: 1). blocks 2). beans 3). cream4).west 5). markets 6).unexpected 7).workers 8).above2. 自由交談以小組對(duì)話的形式復(fù)習(xí)鞏固上節(jié)課所學(xué)重要句型，同時(shí)為本課學(xué)習(xí)Grammar Focus 夯實(shí)基礎(chǔ)。II. 感知體驗(yàn) 1. 呈現(xiàn)圖片和本單元的重要句型，學(xué)生根據(jù)圖片練習(xí)對(duì)話，觀察這些句子的結(jié)構(gòu)，總結(jié)本單元的語法要點(diǎn)。1) When I got to school, I realized that I had left my backpack at home.2) By the time I got back to school, the bell had rung.3) Before I got to the bus stop, the bus had already left .2. 總結(jié)過去完成時(shí)的用法（1）構(gòu)成：由助動(dòng)詞had（用于各種人稱和數(shù)）+過去分詞”構(gòu)成 否定式：had not+過去分詞（2）用法：過去完成時(shí)表示在過去某一時(shí)間或動(dòng)作之前已經(jīng)發(fā)生或完成了的動(dòng)作或狀態(tài)。（3）它所表示的動(dòng)作發(fā)生的時(shí)間是“過去的過去”，表示過去某一時(shí)間可用by ，before等短語來表示，也可用when，before等引導(dǎo)的時(shí)間狀語從句來表示。例如: By the time I came in, Tom had written his name on the blackboard. 當(dāng)我進(jìn)來時(shí)，湯姆已經(jīng)把他的名字寫在黑板上了。When I got there, you had already eaten your meal. 當(dāng)我到達(dá)那里時(shí)，你已經(jīng)開始吃了。 Before I go to the bus stop, the bus had already left.在我到達(dá)公交車站前，公交車已經(jīng)離開了。針對(duì)訓(xùn)練1）當(dāng)我進(jìn)來時(shí)，他已經(jīng)寫完作業(yè)了。When I came in he _(finish) his homework.2）直到去年，她已經(jīng)學(xué)了五年的鋼琴了。By the time of last year, she _ (learn) the piano for five years.3）在我到達(dá)電影院之前，電影已經(jīng)開始了。The movie _(start) before I arrived at the cinema.3、Grammar FocusAsk students to read the sentences, and understand the meanings of them. Pay attention to the expressions “ by the time, before and when”. 由by the time, before，when 等引導(dǎo)時(shí)間狀語從句時(shí)，主句常用過去完成時(shí)表示動(dòng)作發(fā)生在過去的過去。根據(jù)漢語完成句子1)當(dāng)我到達(dá)學(xué)校的時(shí)候，我才意識(shí)到我把書包忘在家里了。 _ I got to school, I realized that I _ _ my backpack at home. 2)到我返回學(xué)校的時(shí)候，鈴聲已經(jīng)響過了。_ _ _ I got back to school, the bell _ _.3）我到達(dá)公共汽車站之前， 汽車已經(jīng)離開了。Before I _ _ the bus stop, the bus _ _ _.III. 強(qiáng)化鞏固1. Activity 4a1)Ask students to make sentences using by the time or before on their own.2)Ask five students to write their sentences on the blackboard.(1)Tim went into the bathroom. Mary got up.By the time Mary got up, Tim had already gone into the bathroom.(2)The coffee became cold. I put cream in the coffee. (3)The teacher collected the math homework. I got to school. (4) I completed the work for my boss. The workday ended. (5)The movie started. I arrived at the cinema. (6)My mother finished making the apple pie. I got home from my language course. 3)Check their sentences together in class.Answers:(2)The coffee had already become cold before I put cream in the coffee.(3)When I got to school, the teacher had collected the math homework.(4)Before the workday ended, I had completed the work for my boss.(5)By the time I arrived at the cinema, the movie had started .(6)When I got home from my language course, my mother had finished making the apple pie.2. Activity 4b1) Let students read the words or phrases in the box and try to understand the meanings of them. Before starting, have them know the right forms of the verbs.rush-rushed- forget- forgot- forgottenarrive- arrived-arrived go- went-gone show-showed-showed find-found-found2) Fill in the blanks with the correct forms of the words in the box. Before filling in the blanks, let students go through the six sentences to understand the meanings.rush out forget arrive at go into show up find out3) Check the answers together.4) Give students some time to read the six sentences over and over again.IV. 實(shí)踐應(yīng)用1. SpeakingGroup work ：Activity 4c Let students think about his/her day yesterday. Use the sentences in 4c to say three more statements about his/her day yesterday.2. Writing practice Let them write what they just have said about their days yesterday. Ask some students to write on the blackboard.Students check the sentences together.V.總結(jié)反饋1.結(jié)合板書和課件，盤點(diǎn)所學(xué)詞匯和短語。Words: cream, workday, pie, bean, marketPhrases: show up, by the end of , finish doing, become + adj., come back from2. 結(jié)合板書和課件，盤點(diǎn)語法要點(diǎn)。1. 過去完成時(shí)的構(gòu)成：_+_2. 過去完成時(shí)表示： _3. 過去完成時(shí)常與_等引導(dǎo)的時(shí)間狀語連用。VI. 作業(yè) 布置1. Review the new words and expressions youve learned today.2. Write down the unexpected in your daily life.3. Preview the n