現(xiàn)在進行時講義

1、精選優(yōu)質(zhì)文檔-傾情為你奉上現(xiàn)在進行時1、定義：表示現(xiàn)在（說話瞬間）正在進行的動作。2、使用情況：（1）現(xiàn)在（說話的瞬間）正在進行或發(fā)生的動作，強調(diào)“此時此刻”。E.g. He is reading. They are talking now.（2）當(dāng)前一段時間內(nèi)的活動或現(xiàn)階段正在進行的動作。E.g. He is teaching in a primary school. They are working these days. 3、現(xiàn)在進行時的基本結(jié)構(gòu)及句型變化（1）結(jié)構(gòu)：謂語動詞結(jié)構(gòu)：be(am, is, are)doing（現(xiàn)在分詞）（2）現(xiàn)在進行時的句型變化： 肯定句: 主語+

2、be+doing+其它. 否定句：主語+be+not+doing+其它.(be后加not) 一般疑問句: be主語doing其它？（be動詞提前） 肯定回答: Yes, 主語 +be. 否定回答: No, 主語 +be+not. Eg：肯定句 He is watching TV now. Eg：肯定句 We are working. 否定句 He is not watching TV now. 否定句 We are not working. 一般疑問句 Is he watching TV now? 一般疑問句 Are you working? 肯定回答 Yes, he is. 肯定回答 Yes

3、, we are. 否定回答 No, he isnt. 否定回答 No, we arent .Eg：肯定句 Tom and Mike are playing football right now. 否定句 Tom and Mike arent playing football right now. 一般疑問句 Are Tom and Mike playing football right now？ 肯定回答 Yes, they are. 否定回答 No, they arent.課堂練習(xí)： 句型轉(zhuǎn)換1. My parents are sleeping. (變?yōu)橐话阋蓡柧? 2. Sam is d

4、oing his homework right now. (變?yōu)榉穸ň?3. Are you swimming? (變?yōu)榭隙ň?（3）動詞ing變化規(guī)則情 況變 法例 詞一般情況直接加-ingplay-playing walk-walking以不發(fā)音的字母e結(jié)尾的動詞去e加-ingcome-coming have-having make-making ride-riding write-writing take-taking “輔+元+輔”結(jié)構(gòu)的動詞將末尾輔音字母雙寫,再加-ingputputting drop-dropping, swimswimming stopstopping begin

5、beginning run-running以ie結(jié)尾的動詞改ie為y，再加-ing。lielying diedying, tietying. 課堂練習(xí)： 寫出下列動詞的現(xiàn)在分詞形式 work_sing_ lie_     study_have _     dance _   shop_ take_make_ live_ get_get_ buy _ stop_ begin_come _ 4、 現(xiàn)在進行時的特殊疑問句（1） 特殊疑問句結(jié)構(gòu)：特殊疑問詞+一般疑問句語序（2） 現(xiàn)在進行時的特殊疑問句：特殊疑問詞+be(am/is/are)主語doing其它？例如：Mary is reading at home right now.Who is reading at home right now?What is Mary doing at home right now?Where is Mary reading right now?課堂練習(xí)： 對劃線部分提問1. My brother is playing football in the park. 2. She