7A下Unit4Grammar

1、7AUnit4 GrammarThe present continuous tense一、教學(xué)目標(biāo)：1) 掌握現(xiàn)在進(jìn)行時(shí)的用法。2) 掌握現(xiàn)在進(jìn)行時(shí)的構(gòu)成及動(dòng)詞現(xiàn)在分詞的用法。3) 掌握現(xiàn)在進(jìn)行時(shí)的各種句式（肯定句、否定句、特殊疑問句、一般疑問句及其簡(jiǎn)略回答）二、教學(xué)重點(diǎn)和難點(diǎn)：1)如何正確使用現(xiàn)在進(jìn)行時(shí)。2)現(xiàn)在分詞的構(gòu)成。3)現(xiàn)在進(jìn)行時(shí)各種句式的轉(zhuǎn)換。三、教學(xué)步驟：1 Revision;(1) Have a dictation.(2) Check the homework.2 Leading inPlay some videos about the Olympics Opening Cer

2、emony on the screen, teacher makes sentences according to the videos.T: What are the children doing?-3 Presentation Present the Present Progressive Tense. Teacher tells the Ss what the Present Progressive is.Teacher explains how to use it.現(xiàn)在進(jìn)行時(shí)（The Present Progressive Tense）1）現(xiàn)在進(jìn)行時(shí)表示現(xiàn)在（說話瞬間）正在進(jìn)行或發(fā)生的

3、動(dòng)作，強(qiáng)調(diào)“此時(shí)此刻”。2)現(xiàn)在進(jìn)行時(shí)也可以表示當(dāng)前一段時(shí)間內(nèi)的活動(dòng)或現(xiàn)階段正在進(jìn)行的動(dòng)作。3)構(gòu)成：由助動(dòng)詞be(am/is/are)+V-ing構(gòu)成a) be 有人稱和數(shù)的變化，有三種形式：第一人稱單數(shù)用am,第三人稱單數(shù)用is,其他人稱用are.b) Tell Ss about the composition of the present participle verb, and give them some examples, then summary the rules for them.規(guī)則：一般在動(dòng)詞詞尾加上-ing: e.g. go-going, work-working, p

4、lay- playing以不發(fā)音字母e結(jié)尾的動(dòng)詞，先去掉e,再加-ing：e.g.write-writing,make-making, come-coming以重讀閉音節(jié)結(jié)尾的動(dòng)詞，如果末尾只有一個(gè)輔音字母，應(yīng)雙寫該輔音字母，再加上-ing:e.g. get-getting, put-putting, swim-swimming,注：以ie結(jié)尾的動(dòng)詞，要把ie改為y,再加-ing: e.g.die-dying,lie-lying,tie-tyingc.根據(jù)課堂情景造幾個(gè)句子，并讓學(xué)生歸納現(xiàn)在進(jìn)行時(shí)的肯定句式，用這樣的方法歸納其否定句式，一般疑問句式及其簡(jiǎn)略回答?？隙ㄊ剑褐髡Z(yǔ)+be(am/is/

5、are)+V-ing+否定式：主語(yǔ)+be(am/is/are)+not+V-ing+一般疑問句:Be(Am/is/are)+主語(yǔ)+V-ing+?肯定回答：Yes,主語(yǔ)+be(am/is/are).否定回答：No, 主語(yǔ)+be(am/is/are)+not.特殊疑問句：What +be（am/is/are）+主語(yǔ)+V-ing？ 4 practise1).用Chant鞏固短語(yǔ)?！癝ay a chant”Doing, doing, what are you doing?Standing, sitting and sleeping.Doing, doing, what are they doing?Walking, running, and jumping.2). 開展競(jìng)賽，以一分鐘為限，對(duì)話練習(xí)。3). Ss do some class exercises.Then check the answers.5Summary and h