人教新目標(biāo)八年下冊Unit 5 SectionA Grammar Focus--4c 教案

1、.Unit 5 What were you doing when the rainstorm came?SectionA Grammar Focus-4c潮陽區(qū)金浦中學(xué) 鄭美燕一、教學(xué)目的1.知識(shí)與技能：學(xué)習(xí)并掌握 while和when的用法。2.過程與方法：通過練習(xí)，掌握while和when的用法并可以靈敏運(yùn)用過去進(jìn)展時(shí)。3.情感態(tài)度和價(jià)值觀：學(xué)會(huì)講述過去發(fā)生的事情。 二、教學(xué)內(nèi)容1.學(xué)習(xí)while和when的用法。2.用一般過去時(shí)和過去進(jìn)展時(shí)講述過去的事情。三、重點(diǎn)難點(diǎn)1.To know how to use“ whenand“ while.2.To learn past continue

2、 tense.四、教學(xué)思路本課的教學(xué)內(nèi)容是人教版八年級英語下冊第五單元的第三課時(shí), Section A的Grammar Focus-4c部分主要是通過練習(xí)進(jìn)一步純熟運(yùn)用連詞when和 while以及過去進(jìn)展時(shí)。對這部分的學(xué)習(xí)，應(yīng)讓學(xué)生先獨(dú)立完成,再核對答案,糾正他們的錯(cuò)誤,以加深記憶和理解。五、教學(xué)準(zhǔn)備multimedia, blackboard, tape-recorder六、教學(xué)過程Step 1 Greeting and reviewT: Good morning, class!Ss: Good morning, Mrs Zheng!T：What were you doing when I

3、 came in?Ss:.Step 2 Grammar FocusGo over the sentences in the Grammar Focus and try to find out how to use“when, while.First let students say out their opinions completely, and then the teacher sums up the rules.一when和 while都有“當(dāng)時(shí)候的意思。when既可示某一時(shí)間點(diǎn),也可以表示某一段時(shí)間。在when引導(dǎo)的時(shí)間狀語從句中,其謂語動(dòng)詞可以是延續(xù)性的,也可以是非延續(xù)性的，可與主

4、句中的謂語動(dòng)詞同時(shí)發(fā)生,也可在其后發(fā)生。例如:1. I was just reading a book when she came into my room.她走進(jìn)我房間時(shí),我正在看書。2. Were you writing when the teacher came in? 老師進(jìn)來的時(shí)候,你在寫信嗎?3. When he was a child ,he was always fishing with his father.他小時(shí)候就常常和他父親一 起釣魚。二 while只能表示某一段時(shí)間,不能表示某一時(shí)間點(diǎn)。在while引導(dǎo)的時(shí)間狀語從句中,其謂語動(dòng)詞只能是延續(xù)性的,而且也只能與主句中的謂

5、語動(dòng)詞同時(shí)發(fā)生或存在。例如:1. While Jim was mending his bike, Lin Tao came to see him.正當(dāng)吉姆修自行車時(shí),林濤來看他。2. You can't do your homework while you're watching TV.你不能一邊看電視一邊做家庭作業(yè)。三另外,when和 while的區(qū)別還在于: while引|導(dǎo)的時(shí)間狀語從句多用于進(jìn)展時(shí)態(tài),而when引導(dǎo)的時(shí)間狀語從句多用一般時(shí)態(tài)。例如:1. While they were talking, the bell rang正在他們談話的時(shí)候,上課鈴響了。2. I

6、was doing my homework when my mother came back home yesterday evening.昨天晚上媽媽回家的時(shí)候,我正在做家庭作業(yè)。Step 3Practice1. Look at the table and examples in 4a and write setences with both“whenand“ while.2. Ask some students to read aloud their sentences.3. Fill in the blanks with "was" "were"“

7、whenor“ while"in 4b.4. Check the students'answers.5. Answer the following questions according to the text in 4b:1What was my brother doing while I was making my breakfast?2Why did the car have the accident?3 How was the driver? 6.Retell Try to retell the story about 4b. 7.What were you doin

8、g at these times last Sunday? Fill in the chart in 4c. Then make up new conversations with your partner.參考案例A: What were you doing at nine o' clock last Sunday morning?B: I was sleeping. What about you?A: I was doing my homework.B:You are kidding. 設(shè)計(jì)意圖:這部分主要是通過機(jī)械訓(xùn)練和發(fā)散性訓(xùn)練,讓學(xué)生純熟掌握when和 while的用法以及過

9、去進(jìn)展時(shí)。Step 4.Summary Resite the usage of whenand“ while:1When+一般過去時(shí)，過去進(jìn)展時(shí)/一般過去時(shí)。2 While+過去進(jìn)展時(shí)，一般過去時(shí)/過去進(jìn)展時(shí)。Step5.Homework1.Make four sentences with both when and while。2 .預(yù)習(xí)Section B 1a-1d.七、板書設(shè)計(jì)Unit 5 What were you doing when the rainstorm came?Section Grammar Focus-4c1When+一般過去時(shí)，過去進(jìn)展時(shí)。E.g.Were you writing when the teacher came in?I was Just reading a book when she