英語時態(tài)English Tense1.英語常用八大時態(tài)一般現(xiàn)在時；一般將來時；一般過去時現(xiàn)在進行時；過去進行時過去將來時現(xiàn)在完成時；過去完成時注意：時態(tài)是由謂語動詞的形式來體現(xiàn)。2.一、一般現(xiàn)在時態(tài)一般現(xiàn)在時的基本用法用法1:表示經(jīng)常發(fā)生的習(xí)慣性的動作或者存在的狀態(tài).He often goes for a walk after supper.The boy usually gets to school early.He always works hand.3.此用法常與一些表示動作頻率的時間副詞連用(副詞放在be動詞之后,實義動詞之前).1.every 系類（day,week,month,year）2.頻度副詞 always,usually,sometimes,often,never等.3.循環(huán)時間 on Mondays 每周一；in the mornings 每天早上；on weekends每周末；on school days 上學(xué)期間4.用法2:客觀事實或普遍真理 The earth moves around the sun.The sun rises in the east and sets in the west.Three plus seven is ten.用法3:表示現(xiàn)在存在著的狀態(tài)或主語常帶有的特征或性格The cake tastes really good.We are busy now.He is an easy-going person.5.用法4:表示已經(jīng)安排或計劃好的，將來必定會發(fā)生的，或不易改變的動作或存在的狀態(tài)，如根據(jù)飛機、火車、汽車時刻表而來的班次、車次時間等。Myplanetakes offat9:00a.m.Thetrain leavesatthreethisafternoon.常用常用be,come,go,arrive,leave,start,begin,close,open,return,take off 等等6.用法5:在時間或條件狀語從句中有時用一般現(xiàn)在時表示將來發(fā)生的動作.主要用在條件狀語Ill call you the moment I arrive in Xian.If it rains tomorrow,well stop running on the playground Ill give the book to him as soon as I see him.從句(if,unless)和時間狀語從句(when,as soon as,before,after等）中,表示將來動作.主將從現(xiàn)主將從現(xiàn)7.一般現(xiàn)在時動詞的變化規(guī)則動詞的動詞的第三人稱單數(shù)第三人稱單數(shù)的變化方式基本上和名詞復(fù)數(shù)的變化是一樣的的變化方式基本上和名詞復(fù)數(shù)的變化是一樣的beamareis可數(shù)名詞單數(shù)；不可數(shù)名詞；第三人稱單數(shù)復(fù)數(shù)；youI3、以輔音字母+y結(jié)尾的動詞，把y改為i，再加es如：fly（動詞原形）flies（動詞單三形式）study（動詞原形）studies（動詞單三形式）特殊變化特殊變化 have-has1、一般情況下，在動詞后+s如：look（動詞原形）looks（動詞單三形式）get（動詞原形）gets（動詞單三形式）2、以s.x.ch,sh結(jié)尾的動詞加es如：teach（動詞原形）teaches（動詞單三形式）pass（動詞原形）passes（動詞單三形式）8.寫出下列動詞的第三人稱單數(shù)寫出下列動詞的第三人稱單數(shù) talk_forget_hope_stop_perform_play_say_buy_worry_fly_study_like_make_take_ love_recite_become_come_drive_shine_ write_hike_give_see_stop_shop_plan_get_sit_let_ cut_run_forget_begin_wash_watch_ finish_teach_fish_reach_go_do_have_9.基本用法動詞為be動詞時肯定句：主+be+否定句：主+be+not疑問句:be+主+?（注意人稱變化（注意人稱變化一變二一變二 I We 變成變成you is 變成變成are）動詞為實義動詞時肯定句：主+V（原形）/Ves+否定句主+dont/doesnt+V疑問句do/does+主+V（原形）+?10.將以下句子改成否定句；疑問句I am a student.She is a doctor.He reads books every day.They play basketball after school.11.用括號內(nèi)動詞的適當形式填空。1.He often _(have)dinner at home.2.Daniel and Tommy _(be)in Class One.3.We _(not watch)TV on Mondays.4.They _(have)the same hobby.5.My aunt _(look)after her baby carefully.6.You always _(do)your homework well.7.I _(be)ill.Im staying in bed.8.She _(go)to school from Monday to Friday.hasaredont watchgoesdolookshaveam12.現(xiàn)在進行時的構(gòu)成be(am is are)+doing13.現(xiàn)在進行時的用法1.現(xiàn)在進行時表示正在進行的動作。例：They are having an English lesson.他們正在上英語課。2.現(xiàn)常與階段正在進行而說話時不一定在進行的動作，常與表示一段時間的副詞連用（these days,this week等）例如：We are working on a farm these days.這幾天來我們在農(nóng)場工作14.3.和always等頻度副詞連用，表示說話人的厭煩、氣憤、贊許等情緒。例如：Mary is always coming late.瑪麗老是遲到。(生氣）4.表示將來的動作。（參看一般將來時的用法）15.時間標志1.時間狀語：now，right now 目前 此時at the moment，at present;It is _oclock;these days,this week2 句首引起注意 Look,Listen!where?eg.Where is Lily?She is helping her mother in the kitchen.祈使句Eg Be quiet!The baby is sleeping.16.動詞后加ing的規(guī)則1.直接加直接加-ing2以以-e結(jié)尾結(jié)尾 e不發(fā)音一般應(yīng)不發(fā)音一般應(yīng)去掉去掉e再加再加ingwritehopecarehavewritinghopingcaringhaving17.3.重讀閉音節(jié)加一輔音結(jié)尾的，重讀閉音節(jié)加一輔音結(jié)尾的，最后一個字母需重復(fù)最后一個字母需重復(fù)（最后三個字母（最后三個字母 輔元輔組合）輔元輔組合）run stopplansitrunningstoppingplanningsitting4 特殊特殊diedying，tietying，lielyingtravel（可雙寫也可不用）18.現(xiàn)在進行時的句型結(jié)構(gòu)肯定句：1.I am doing.2.You are doing.3.He/She/It is doing.4.We/You/They are doing.否定句;1.I am not doing.2.You are not doing.3.He/She/It isnt doing.4.We/You/They arent doing.19.4.一般疑問句:Are you doing.?Is he doing.?Are they doing.?20.現(xiàn)在進行時專項練習(xí)：一、寫出下列動詞的現(xiàn)在分詞：play_run_swim_make_go_like_write_ski_read_have_sing_dance_put_see_buy_love_live_take_come_get_stop_sit_begin_shop_21.二、用所給的動詞的正確形式填空：1.Theboy_(draw)apicturenow.2.Listen!Somegirls_(sing)intheclassroom.3.Mymother_(cook)somenicefoodnow.4.What_you_(do)now?5.Look.They_(have)anEnglishlesson.isdrawingaresingingiscookingaredoingarehaving22.7.Look!Thegirls_(dance)over there8.Whatisourgranddaughterdoing?She_(listen)tomusic.9.Its5oclocknow.We_(have)suppernow三、句型轉(zhuǎn)換：1.Theyaredoinghousework.一般疑問句：_ 否定句_2Thestudentsarecleaningtheclassroom.一般疑問句：_ 否定句：_3Implayingthefootballintheplayground.(對劃線部分進行提問)_23.三、一般過去時態(tài)一般過去時的基本用法用法1:表示過去時間所發(fā)生的動作或存在的狀態(tài).He was late for school this morning.I bought this computer three years ago.I was tired last night,so I went to bed early.此用法常與yesterday,three days ago,last night/week/month,in the past,just now=a moment ago連用24.用法2:表示過去經(jīng)?；蚍磸?fù)發(fā)生的動作?？梢杂谩皍sed to+動詞原形”或“would+動詞原形”來表示。He took a walk after supper when he was alive.He used to do morning exercises.When I was a little girl,I used to play in the park.25.26動詞過去式的規(guī)則變化：1.一般在動詞原形末尾加-ed.如：look（動詞原形）looked（動詞過去式）play（動詞原形）played（動詞過去式）2.結(jié)尾是e的動詞在末尾加-d.如：like （動詞原形）liked （動詞過去式）hope（動詞原形）hoped（動詞過去式）3.重讀閉音節(jié)：在單詞后三位中重讀閉音節(jié)：在單詞后三位中,第一個為輔音（除第一個為輔音（除a,e,i,o,u外的字外的字母）母）,第二個為元音（第二個為元音（a,e,i,o,u）,第三個為輔音第三個為輔音,雙寫最后一個輔音字雙寫最后一個輔音字母母,再加再加ed，除了，除了x，w結(jié)尾結(jié)尾 showed fixed 如：plan（動詞原形）planned（動詞過去式）stop（動詞原形）stopped（動詞過去式）4.結(jié)尾是“輔音字母y”的動詞，先變“y”為“I”再加-ed.如：cry （動詞原形）cried （動詞過去式）bewaswere單數(shù)復(fù)數(shù)26.鞏固練習(xí)：1.When I was a child,I often _(play)football in the street.2.Yesterday I _(go)swimming.3.I _ a book the day before yesterday.4.My mother _(not do)housework yesterday.5.There _(be)a telephone call for you just now.6.Tom and Mary _(come)to China last month.7.Mike _(not go)to bed until 12 oclock last night.8.Tom _(begin)to learn Chinese last year.9.How many people _(be)there in your class last term?playedwentreaddidnt dowascamedidnt gobeganwere27.