一般现在时与现在进行时PPT

1、一般现在时与现在进行时第1页，共26页。2英语常用八大时态一般现在时；一般将来时； 一般过去时现在进行时；过去进行时过去将来时现在完成时；过去完成时注意：时态是由谓语动词的形式来体现。第2页，共26页。3一、一般现在时态一般现在时的基本用法用法1: 表示经常发生的习惯性的动作或者存在的状态. He often goes for a walk after supper. The boy usually gets to school early. He always works hand.第3页，共26页。4此用法常与一些表示动作频率的时间副词连用(副词放在be动词之后, 实义动词之前).1.ev

2、ery 系类 （day ,week, month, year）2.频度副词 always, usually, sometimes, often, never等.3.循环时间 on Mondays 每周一；in the mornings 每天早上；on weekends每周末；on school days 上学期间第4页，共26页。5用法2:客观事实或普遍真理 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:表示现在存在着的状态或

3、主语常带有的特征或性格The cake tastes really good.We are busy now.He is an easy-going person.第5页，共26页。6用法4:表示已经安排或计划好的，将来必定会发生的，或不易改变的动作或存在的状态，如根据飞机、火车、汽车时刻表而来的班次、车次时间等。My plane takes off at 9:00 a.m.The train leaves at three this afternoon.常用be, come, go, arrive, leave, start, begin, close, open, return, take

4、 off 等第6页，共26页。7用法5:在时间或条件状语从句中有时用一般现在时表示将来发生的动作.主要用在条件状语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.从句(if, unless)和时间状语从句(when, as soon as, before, after等）中, 表示将来动作.主将从现第7页，共26页。8一般现在时动词的变化规则动词的第三人

5、称单数的变化方式基本上和名词复数的变化是一样的beamareis可数名词单数；不可数名词；第三人称单数复数；youI3、以辅音字母+y结尾的动词，把y改为i，再加es如： fly （动词原形）flies（动词单三形式） study（动词原形）studies （动词单三形式） 特殊变化 have-has1、一般情况下，在动词后+s如：look （动词原形）looks （动词单三形式） get （动词原形）gets （动词单三形式）2、以s.x.ch, sh结尾的动词加es如：teach （动词原形）teaches（动词单三形式） pass（动词原形）passes （动词单三形式）第8页，共26页

6、。9写出下列动词的第三人称单数 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_第9页，共26页。10基本用法动词为be动词时肯定句 ：主+be+否定句：主+be+ not疑问句:be+主+?

7、（注意人称变化一变二 I We 变成you is 变成are）动词为实义动词时肯定句：主+V（原形）/Ves+否定句主+dont/doesnt+V疑问句do/does +主+V（原形）+?第10页，共26页。11将以下句子改成否定句；疑问句I am a student.She is a doctor.He reads books every day.They play basketball after school.第11页，共26页。12用括号内动词的适当形式填空。1. He often _(have) dinner at home.2. Daniel and Tommy _(be) in

8、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 watchgoesdolookshaveam第12页，共26页。13现在进行时的构成be (am is

9、are)+doing第13页，共26页。14现在进行时的用法1.现在进行时表示正在进行的动作。例：They are having an English lesson.他们正在上英语课。2.现常与阶段正在进行而说话时不一定在进行的动作，常与表示一段时间的副词连用（these days,this week等）例如：We are working on a farm these days.这几天来我们在农场工作第14页，共26页。153.和always等频度副词连用，表示说话人的厌烦、气愤、赞许等情绪。例如：Mary is always coming late.玛丽老是迟到。(生气）4.表示将来的动作

10、。（参看一般将来时的用法）第15页，共26页。16时间标志1.时间状语： now ，right now 目前 此时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.第16页，共26页。17动词后加ing的规则1.直接加-ing 2以-e结尾 e不发音一般应去掉e再加ing

11、 write hope care have writing hoping caring having 第17页，共26页。183.重读闭音节加一辅音结尾的，最后一个字母需重复（最后三个字母 辅元辅组合） run stop plan sitrunning stopping planning sitting4 特殊diedying，tietying，lielyingtravel（可双写也可不用）第18页，共26页。19现在进行时的句型结构肯定句：1.I am doing. 2.You are doing. 3.He/She/It is doing. 4.We/You /They are doing

12、.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.第19页，共26页。204.一般疑问句:Are you doing.? Is he doing.? Are they doing.?第20页，共26页。21现在进行时专项练习：一、写出下列动词的现在分词：play_run_swim_make_go_like_write_ski_read_have_sing_dance_put_see_buy_love_live_take_come_get_stop_sit_b

13、egin_shop_第21页，共26页。22二、用所给的动词的正确形式填空：1.Theboy_(draw)apicturenow.2.Listen!Somegirls_(sing)intheclassroom.3.Mymother_(cook)somenicefoodnow.4.What_you_(do)now?5.Look.They_(have)anEnglishlesson.is drawingare singingis cookingaredoingare having第22页，共26页。237.Look!Thegirls_(dance) over there8.Whatisourgra

14、nddaughterdoing? She_(listen)tomusic.9.Its5oclocknow.We_(have)suppernow三、句型转换：1.Theyaredoinghousework. 一般疑问句：_ 否定句_2Thestudentsarecleaningtheclassroom.一般疑问句：_ 否定句：_3Implayingthefootballintheplayground. (对划线部分进行提问)_第23页，共26页。24三、一般过去时态一般过去时的基本用法用法1: 表示过去时间所发生的动作或存在的状态. He was late for school this mor

15、ning. I bought this computer three years ago. I was tired last night, so I went to bed early.此用法常与yesterday, three days ago, last night/week/month,in the past, just now=a moment ago连用第24页，共26页。25用法2: 表示过去经常或反复发生的动作。可以用“used to+动词原形”或“would+动词原形”来表示。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.第25页，共26页。26动词过去式的规则变化： 1.一般在动词原形末尾加-ed. 如：look （动词原形）looked （动词过去式） play （动词原形）played （动词过去式）2.结尾是e的动词在末尾加-d. 如：like （动词原形）liked （动词过去式） hope（动词原形）h