現(xiàn)在進行時講義

1、精品資料歡迎下載現(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 +be+do

2、ing+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, we are.否定回答N

3、o, he isn t.否定回答No, we aren t .Eg：肯定句Tom and Mike are playing football right now.精品資料歡迎下載否定句Tom and Mike aren t 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：句型轉(zhuǎn)換1. My parents are sleeping. 變(為一般疑問句 )2. Sam is doing his homewor

4、k 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-playingwalk-walking以不發(fā)音的字母e 結(jié)尾的去 e 加 -ingcome-cominghave-having動詞make-makingride-ridingwrite-writingtake-taking“輔 +元+輔 ”結(jié)構(gòu)的動詞將末尾輔音字母雙寫 ,putputtingdrop-dropping,再加 -ingswim swimmingstop stoppingbegin beginningrun-

5、running以 ie 結(jié)尾的動詞改 ie 為 y，再加 -ing 。lie lyingdie dying,tie tying.課堂練習：精品資料歡迎下載寫出下列動詞的現(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：對劃線部分提問1. My brother is playing football in the park.2.