一般現(xiàn)在時語法講解

1、一、 定義與講解一般現(xiàn)在時：表示經(jīng)常性的事情，經(jīng)常性的動作或一般性事實。時間狀語： often經(jīng)常， usually通常， always總是， every(day, week,month,year) ，sometimes有時， on weekends, at+在幾點鐘只有在第三人稱單數(shù)用動詞的“三單變化 ”，其他用動詞的原形。三單變化： 1.多數(shù)在動詞后 s : play playslike likes（1）直接在動詞詞尾加 -s.ask-askswork-worksget-getsstay-stays（2）以字母 s, x, ch, sh 或 o 結(jié)尾的動詞，在詞尾直接加 -es.watch

2、-watcheswish-wishesfix-fixesdo-doesgo-goespass-passes（3）以 “輔音字母加 - y”結(jié)尾的動詞，要先變y 為 i 再加 -es.try-triesstudy-studiescry-criesfly-flies情況構(gòu)成方法讀音例詞清輔音后讀 /s/濁一般情況加 -s輔音和元音后讀swim-swims ； help-helps ；like-likes/z/以輔音字母 +o 結(jié)加 -es讀 /z/goes,does尾的詞以 s,sh,ch,x 等結(jié)尾的詞加 -es讀 /iz/watches,washes以輔音字母 +y 結(jié)變 y 為 i 再加 e

3、s讀 /z/study-studies尾的詞不規(guī)則變化 have變 have 為 has 變 behave-has be-am,is,are和 be 動詞為 am,is,are2.不規(guī)則變化：be- am,is,arehave-has二、一般現(xiàn)在時的用法表示經(jīng)常性或習(xí)慣性的動作或存在的狀態(tài)；表示客觀事實或普遍真理；在時間、 條件等狀語從句中，用現(xiàn)在時表示將來；在某些以 here，there 開頭的句子中，用一般現(xiàn)在時表示正在發(fā)生的動作1) 經(jīng)常性或習(xí)慣性的動作，常與表示頻度的時間狀語連用。時間狀語：every, sometimes,at, on SundayI leave home for s

4、chool at 7 every morning.2) 客觀真理，客觀存在，科學(xué)事實。The earth moves around the sun.Shanghai lies in the east of China.3) 表示格言或警句中。Pride goes before a fall.驕者必敗。當(dāng)主語是第三人稱單數(shù)時：1、動詞變相應(yīng)的第三人稱單數(shù)形式2、肯定句主語+動詞 s+其它3、否定句主語+doesn't+動詞原形 +其它4、一般疑問句Does+主語 +動詞原形 +其它5、肯定回答Yes，主語 +does6、否定回答No ，主語 +doesn't7、特殊疑問句特殊疑問

5、詞+一般疑問句當(dāng)主語不是第三人稱單數(shù)時：1、肯定句主語 +動詞原形 +其它2、否定句主語 +don't+ 動詞原形 +其它3、一般疑問句Do+ 主語 +動詞原形 +其它4、要注意，句式結(jié)構(gòu)錯則全都錯。5、謂語動詞的形式：do/does三、一般現(xiàn)在時的結(jié)構(gòu)一般現(xiàn)在時的結(jié)構(gòu)肯定式疑問式I work.Do you work?You work.Do you work?We work.Do you work?They work.Do they work?He(She,It) works.Does he(she,it) work?否定式否定疑問式I don't work.Don't

6、 you work?You don't work.Don't you work?We don't work.Don't you work?They don't work.Don't they work?He(She,It) doesn't work.Doesn't he(she it)work?練習(xí)：1）用動詞的適當(dāng)形式填空1.I like _ (swim).2.He _(read) English every day.3.We _(go)to school at seven in the morning.4.Mike_(go)t

7、o school at seven in the morning.5.My mother_(like) _(go) shopping.6.I can _(draw) many beautiful pictures.7.She_(make) a model plane.8.Do you _(like)_(run)?9.Does he_(like)_(jump) ?10.Does Nancy_(grow)flowers on Saturday ?11.The teachers_(like)_(dance).12.The teacher_(like)_(dance).13.The students_

8、(speak) English in class.14.The student_(speak) Chinese after class.15. Let's_and play football . ( go )16. He_ like swimming . ( not )17. I'm sorry _that . ( hear )18. He_making soup . ( be good at )19. He _ making soup. (do well in )20. _you study English at school ? Yes ,I_. ( do )21. _yo

9、ur sister study English at school ?No,she_.(do)22. How _ Scott feel today? . ( do )23. Why_Tom absent today ? ( be ) 2）用所給的人稱改寫句子1.I take photos on Sunday. ( Mike)2.Wegrow（種植） beautiful flowers. (she)3.They like collecting stamps（集郵） . (Ben)4.I listen to music carefully. (my aunt)5.You like making a

10、 model ship(輪船模型 ). (Helen)6.We clean the classroom every day. (he)7.They look after（照顧） the pandas. (Mr Wang)8.I draw a tree and some flowers. (Nancy)9.We go to bed at eight. ( my sister)10.I read newspapers in the evening. (Mr Green)Eg：肯定句HeiswatchingTVnow.Eg：肯定句We areworking.否定句HeisnotwatchingTVn

11、ow.否定句We arenotworking.一般疑問句IshewatchingTVnow?一般疑問句Areyouworking？肯定回答Yes,heis.肯定回答Yes，weare.否定回答No, he isn t.否定回答No，wearent.Eg：肯定句TomandMikeareplayingfootballrightnow.否定句TomandMikearentplayingfootballrightnow.一般疑問句Are Tom and Mike playing football right now？肯定回答Yes，theyare.否定回答No，theyarent.課堂練習(xí)：（1）.

12、Theyaresingingintheclassroom.否定句：_一般疑問句：_肯定回答：_否定回答：_（2）.用括號中動詞的適當(dāng)形式填空1.Myparents_（watch）TV now.2.Look.Threeboys_（run）.3._yourdog_now?（sleep）4. _ you_（listen）tomusic?Yes,Iam.（3）選擇題1.I tseight o clockThe. students _ an English class.A. haveB. havingC.ishavingD.arehaving2.We _musicandoften_tomusic.A.l

13、ike/listenB.likes/listensC. like/ are listening動詞變現(xiàn)在分詞的規(guī)則：1：1、定義：表示現(xiàn)在（說話瞬間）正在進行的動作。2、時間提示詞：now（=rightnow），look,listenIt s o clock等3、使用情況：表示說話時正在進行的動作及行為。4、現(xiàn)在進行時的結(jié)構(gòu)及句型變化（1）結(jié)構(gòu)：謂語動詞結(jié)構(gòu)：be(is,am,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+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.再試一次有個年輕人去全球著名的微軟公司應(yīng)聘，而該公司并沒有刊登過招聘廣告。見總經(jīng)理疑惑不解，年輕人用不太嫻熟的英語解釋說自己是碰巧路過這里，就貿(mào)然進來了?？偨?jīng)理