現(xiàn)在進行時現(xiàn)在進行時Present Continuous Tense教學(xué)重、難點：教學(xué)重、難點：1.1.現(xiàn)在進行時的的結(jié)構(gòu)及運用?，F(xiàn)在進行時的的結(jié)構(gòu)及運用。2.2. 現(xiàn)在分詞的構(gòu)成?，F(xiàn)在分詞的構(gòu)成?，F(xiàn)在進行時表示說話時正在發(fā)生的動作或現(xiàn)階段在進行說話時正在發(fā)生的動作或現(xiàn)階段在進行的行為.now, look, listenI am writing a letter now.Look!They are waiting for you.1. We _( work ) on a farm now.2. Listen! Someone _ (knock) at the door.3. Lucy _( not read) at the moment.4. *Where are they? They _ (run) outside.(am/is/are+doing)are working is knockingisnt readingare runningTALK ABOUT THE PEOPLE IN THE PICTURE. Whats he doing? Hes reading.* What are they doing?*They are playing basketball. What are they doing?They are running.What are they doing?They are eating meat.They are riding a bike.What are they doing?What is he doing?He is eating a hamburger.What is he doing?He is playing the guitar.What is she doing?He is playing football.She is playing tennis.What is he doing?What is the cat doing?It is sleeping.What is the elephant doing?It is drinking water.She readisingnow.He eatisingnow.Listen! The bird is singing.Look! The boy is play soccer. ingThey watch TVareingnow.The man runisningnow.The boy swimismingnow.They dancearenow.ing知識要點：知識要點：一一.現(xiàn)在現(xiàn)在進行進行時的定義時的定義: 現(xiàn)在進行時是表示現(xiàn)現(xiàn)在進行時是表示現(xiàn)在、說話瞬間或當(dāng)前一直在、說話瞬間或當(dāng)前一直正在做著的動作正在做著的動作.二二.現(xiàn)在進行時的謂語結(jié)構(gòu)現(xiàn)在進行時的謂語結(jié)構(gòu):am/is/are +現(xiàn)在分詞現(xiàn)在分詞am/is/are 在現(xiàn)在進行時句子謂語結(jié)構(gòu)中作助動詞在現(xiàn)在進行時句子謂語結(jié)構(gòu)中作助動詞用，無詞義。用，無詞義。am/is/are的選擇運用由句子的主語人稱或數(shù)決定。的選擇運用由句子的主語人稱或數(shù)決定。A: I am watching Tv at home.B: Dave is cleaning the floor.C: The students are seeing a movie.三三.現(xiàn)在分詞的構(gòu)成現(xiàn)在分詞的構(gòu)成:(1)一般動詞在后面直接加一般動詞在后面直接加ing,如：如：read-reading; play-playing; (2)以不發(fā)音字以不發(fā)音字 母母“e”結(jié)尾的單詞，去結(jié)尾的單詞，去掉掉“e”后加后加ing,如如write-writing; have-having; （3）以）以“ie”為重讀音節(jié)結(jié)尾的單詞，為重讀音節(jié)結(jié)尾的單詞，一般變一般變“ie”為為y 后再加后再加ing,如：如： tie-tying; lie-lying;(4)“輔音字母元音字母輔音字母輔音字母元音字母輔音字母”結(jié)構(gòu)結(jié)尾的重讀閉音節(jié)單詞結(jié)構(gòu)結(jié)尾的重讀閉音節(jié)單詞加寫后面的輔音字母后加加寫后面的輔音字母后加ing; 如：如：run-running; swim-swimming; beginsitput get runlet swim shop stop cut plan chat寫出下列詞的現(xiàn)在分詞：寫出下列詞的現(xiàn)在分詞：1.make 2.open3.clean 4.carry5.lie 6.begin7.see 8.get 9.stop 10.play Exercises:makingopening cleaningcarryinglyingbeginningseeinggettingstoppingplaying四四.現(xiàn)在進行時的形式轉(zhuǎn)換：現(xiàn)在進行時的形式轉(zhuǎn)換：1.將一個現(xiàn)在進行時的肯定句變?yōu)橐话阋蓡柧鋾r，將句中將一個現(xiàn)在進行時的肯定句變?yōu)橐话阋蓡柧鋾r，將句中的的is或或are提到句首。提到句首。Eg: Steve is talking to his teacher.- Is Steve talking to his teacher? I am singing.- Are you singing?2.將現(xiàn)在進行的肯定句變?yōu)榉穸ň鋾r，將現(xiàn)在進行的肯定句變?yōu)榉穸ň鋾r，在在be動詞后面加上動詞后面加上not. Eg: Steve is talking to his teacher -Steve isnt talking to his teacher.The children are eating some apples at my home.-The children arent eating any apples at my home.1. Look! Some students of Class 5 _ football on the playground. A. are playing B. is playing C. were playing D. was playing2. -Is Tony playing computer games now? -No, he _. He is doing his homework. A. am not B. amnt C. isnt D. arent3. -What _ our daughter _? -She is cleaning the floor. A. does; do B. did; do C. will; do D. is; doing4. -What are you doing? - I _ music at the moment. A. listen to B. am listening to C. listened to D. was listening to5. (08柳州中考柳州中考) -Tom, come and clean the floor? -Sorry, mum. I _ an email. A. write B. am writing C. was writing D. will write解題技巧解題技巧： 人稱與人稱與be動詞搭配動詞搭配 (I am) 對話理解確定時態(tài)對話理解確定時態(tài)6. (08北京中考北京中考) Dont turn on the TV. Grandma _ now. A. is sleeping B. will sleep C. slept D. sleeps解題技巧解題技巧：關(guān)鍵詞：關(guān)鍵詞 now 單數(shù)名詞單數(shù)名詞(grandma) + is7. (08上海中考上海中考) Look! Janes grandmother _ with some aged people in the park. A. dances B. danced C. is dancing D. was dancing解題技巧解題技巧：關(guān)鍵詞：關(guān)鍵詞 look 單數(shù)名詞單數(shù)名詞(grandmother) + is1. Lucy, what _ Lily _(do)? I dont know.2. Its eleven oclock, and I _(lie) in my bed.3. Where _ they _(go)? They are going to the museum.4. Look! The boys _(run) on the playground.5. Listen, somebody _(sing) in the room.6. Are you doing homework? No, I _(be).7. She _(not dance) at the moment.用所給動詞的適當(dāng)形式填空五五.現(xiàn)在進行時的判斷：現(xiàn)在進行時的判斷：（1）一般句中用到表示）一般句中用到表示“在現(xiàn)在在現(xiàn)在”的時間狀語，如：的時間狀語，如：now, right now, at the moment 或或Its+幾點鐘幾點鐘句型，句型，常判斷用現(xiàn)在進行時。常判斷用現(xiàn)在進行時。Lets go fast .Mr. Wu is waiting for us now.Its six oclock.The children are playing basketball.(2)句中用到句中用到“Listen！” “Look!” “Keep quiet” “Dont make noise!”等提示語時，表明說話間另一個等提示語時，表明說話間另一個動作正在進行，這時，句子也要用現(xiàn)在進行時。動作正在進行，這時，句子也要用現(xiàn)在進行時。Keep quiet ! The teachers are talking in the office. (3)現(xiàn)在進行時常用來表示在當(dāng)前一直做著的動現(xiàn)在進行時常用來表示在當(dāng)前一直做著的動詞，這時句中常用詞，這時句中常用these days ,all the time等時等時間狀語。間狀語。(4)通過上下文句義，表明某一動作是現(xiàn)在或說話瞬間通過上下文句義，表明某一動作是現(xiàn)在或說話瞬間發(fā)生的動作，這個句子也要用現(xiàn)在進行時態(tài)。發(fā)生的動作，這個句子也要用現(xiàn)在進行時態(tài)。Eg:Is your mother at home?Yes, she is. She is watching Tv .Where is Tom?He is running on the playground .（5）.表示表示狀態(tài)和感覺狀態(tài)和感覺的詞，一般不能用于進的詞，一般不能用于進行時態(tài)，因為他們不能表示正在進行的動作行時態(tài)，因為他們不能表示正在進行的動作 Look! The boat looks like a duck. Now ,I want to go to Beijing.（6）.對于無法持續(xù)動作的詞，一般常用現(xiàn)對于無法持續(xù)動作的詞，一般常用現(xiàn)在進行時表示將來。如：在進行時表示將來。如：go come leave start arrive move 等。等。 Eg:We are leaving on Friday.Im coming.Exercises:根據(jù)句意，用所給動詞的適當(dāng)形式填空根據(jù)句意，用所給動詞的適當(dāng)形式填空：（1）Listen, Mr. Wu on the phone (talk). (2) I soccer now. Im walking (not play) (3) Is your father at home? Yes ,he is .He a TV show (watch) (4)They to go to the shop now. (want ) (5) you for your friends? (wait) No, Im not.is talkingam not playingis watchingwantAre waitingExercises:(6)Steve is very busy . He a letter (write)（7）Dont speak! My father (sleep). (8) Its twelve oclock. The students_(have) lunch. (9）Dont go out! It outside. (rain) (10)Why are you standing here , Dave？ I for Scott .(wait) is sleepingare havingis rainingam waitingis writing