《一般现在时(示范课)ppt课件.ppt》由会员分享，可在线阅读，更多相关《一般现在时(示范课)ppt课件.ppt（41页珍藏版）》请在三一办公上搜索。
1、,Welcome to my class!,一般现在时 The simple present,一、一般现在时的用法,（一）、表示经常性或习惯性的动作What subject do you take?I get up at 6:00 every morning.I ususlly go swimming in my spare time.（二）、表示目前的状态Im so tired.You are students.I am a teacher.,（三）.表示客观事实或真理The earth goes around the sun.The sun rises in the east.（四）. 与
2、一般现在时连用的时间状语：often, always, sometimes, usually, every day/ week/year 等,二、一般现在时的构成,系动词be的一般现在时 实义（行为）动词的一般现在时,（一）、系动词be的一般现在时,1、肯定句的构成：,主语 + be + 其他,be 包 括 哪 些 ？,is am are,什么时候用is？ 什么时候用am？ 什么时候用are？,取决于主语是单数还是复数,The girl is my friend.,主语为单数时主语为复数时主语为“I”时 ,is,are,am,Exercise,1、Kitty an English girl.2
3、、We students.3、I from Taizhou.4、She tall.5、Lucy and Lily good friends.6、Those chairs broken.7、The bag mine.,is,are,am,is,are,are,is,2、否定句的构成,主语 + be + not + 其他,is not =am not=are not=,isnt,m not,arent,1、Kitty (not) an English girl.2、We (not) students.3、I (not) from Taizhou.4、She (not) tall.5、Lucy an
4、d Lily （not）good friends. 6、Those chairs (not) broken.7、The bag (not) mine.,isnt,arent,am not,isnt,arent,arent,isnt,3、一般疑问句的构成,Yes，it is.,No，it isnt.,Is this your English book ？,注意：在回答时，主语要用相应的代词代替,be + 主语 + 其它部分？,肯定回答：Yes，主语+be,否定回答：No，主语+be+not,be,主语,其他,Is Mary an English teacher?肯定回答：否定回答：,Yes,sh
5、e is,No,she isnt.,含be 动词一般疑问句的改写,秘诀：一调二改三问号一调：即把句中的be 调到主语前；二改：改换主语称谓，即将句中的主语I my mine we our ours等第一人称分别改为相应的第二人称you your yours等；三问号：句末的句号改为问号,I am an English teacher., Are you an English teacher?,总结：含be的一般疑问句、否定句改写口诀,我用am，你用are，is连着她他它单数名词用is，复数名词全用are变疑问往前提，句末问号莫丢弃，变否定更容易，be后not莫忘记，疑问否定任你变，句首大写莫迟
6、疑！ book,（二）、行为动词的一般现在时,1、肯定句的构成,主语 + 行为动词 + 其他,These boys like playing football.,The girl reads English every morning.,注意：当主语为第三人称单数时，行为动词要加s或者es,什么时候加s，什么时候加es呢？,1、大多数动词在词尾直接加s， 如read reads look looks play plays 2、以辅音字母加y结尾的动词，要先将y变为i，再加es如：fly flies carry carries study studies26个字母中 除A E I O U五个元音
7、字母外，其余21个都是辅音字母 3、以“s, x, ch, sh”结尾的，在词尾加“es”，发音为iz 如： teachteaches iz; watchwatches iz box-boxes 4、以“o”结尾的动词，加“es”，读z 如： gogoes z dodoes z,Complete the sentences. Use the simple present tense of the verbs in brackets,My father_(listen) to the radio every day. Mike_ (study) in a middle school.She_(t
8、ake) Eddie for a walk after supper.He_(wash) clothes with his hands.Simon _ (pass) the ball to Daniel.Miss Li_ (teach) Chinese.Look at the animal, it _（have） four legs.,listens,takes,studies,washes,passes,teaches,has,8,2、否定句的构成,主语 + 助动词（do/does）+not +行为动词原形 + 其他,These boys dont（do not） like playing
9、football.,The girl doesnt （does not）read English every morning.,什么时候用助动词do，什么时候用助动词does呢？,取决于主语,The girl reads English every morning.,These boys like playing football.,当主语为复数时，用助动词do构成否定当主语为单数时，用助动词does构成否定,注意：dont 和 doesnt 之后动词一定要用原形,Change the following sentences after the models.,I like red. (gre
10、en)They like apples. (oranges)We take a bus to school every day. (walk to school),Model 1: I like fish. (meat) I dont like meat.Model 2. He likes reading. (writing) He doesnt like writing.,I dont like green.,They dont like oranges.,We dont walk to school every day.,10,3. His brother plays football a
11、fter school. (play basketball)4. It looks like a cat. (hat)5. She has a dog at home. (a cat),His brother doesnt play basketball.,It doesnt look like a hat.,She doesnt have a cat at home.,11,Complete the sentences. Use the proper verb forms in brackets,1. Jordan _(play) basketball. He _(not play) foo
12、tball.2. I _(go) swimming on Sunday. But I_ (not go) shopping.3. My cousins _(enjoy) computer games. But they _(not enjoy) ball games.4. You _(like) fish. But he _(not like) fish.,plays,doesnt play,go,dont go,enjoy,dont enjoy,like,doesnt like,12,3、一般疑问句的构成,问句： Do your parents like English？ 肯答： Yes，t
13、hey do. 否答： No，they dont.,助动词 + 主语 + 动词原形 + 其它？,肯定回答用“Yes, 主语+ do/does.”否定回答用“No, 主语+do not/does not.”助动词也常用缩写形式，主要有dont，doesnt,改写秘诀：一加二改三问号一加：即在句首加助动词Do或Does；二改：1、把谓语动词改为原形； 2、改换主语称谓 （同be动词）。三问号：句末的句号改为问号。,We read English every morning., Do you read English every morning?,Toms father listens to Eng
14、lish on the radio every evening ., Does Toms father listen to English on the radio every evening?,句型转换,1. Mr. Green comes from Shanghai. (改为一般疑问句)2. Millie lives in a flat in Beijing. (改为否定句),Does Mr. Green come from Shanghai?,Millie doesnt live in a flat in Beijing.,3. Daniel enjoys playing compute
15、r games.(改为一般疑问句并做肯定回答),Does Daniel enjoy playing computer games?,Yes, he does.,补充：some、any,一般说来，some 用于肯定句中，any 用于否定句和疑问句中 。,改疑问句或否定句时，原句里的some要改成any,There are some books on the desk. (改为否定句),There arent any books on the desk.,Are there any books on the desk?,Why not buy some apples? 为什么不买些苹果呢? Wou
16、ld you like some more apples? 你要不要再吃点苹果?,注意：在表示建议或希望得到肯定回答时，some可用于疑问句，不用变成any.,and or,变否定句时，and要变成or,There is some air and water on the moon ., There isnt any air or water on the moon.,He has some brothers and sisters.,He doesnt have any brothers or sisters.,too either,在否定句当中，too要改为either,I like ea
17、ting apples, too.,I dont like eating apples, either.,Are you clear?,Lets have a test!,一、 写出下列动词的第三人称单数talk_forget_hope_stop_ play_say_buy_worry_fly_study_like_make_ give_see_swim_stop_plan_get_sit_let_cut_run_forget_begin_wash_ finish_teach_ go_do_,talks,forgets,hopes,stops,plays,says,buys,worries,f
18、lies,studies,likes,makes,gives,sees,swims,stops,plans,gets,sits,lets,cuts,runs,forgets,begins,washes,finishes,teaches,goes,does,二、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 Class One.3. We _ (not watch) TV on Monday.4. Nick _ (not go) to the zoo on Sunday.5. _ they
19、 _(like) the World Cup?6. What _they often _(do) on Saturdays?7. _ she _(read) newspapers every day?8. The girl _(teach) us English on Sundays.9. She and I _(take) a walk together every evening.10. There _(be) some water in the bottle.,has,are,dont watch,doesnt go,Do like,do do,Does read,teaches,tak
20、e,is,三、按照要求改写句子1. Daniel watches TV every evening.(改为否定句)_2. I do my homework every day.(改为一般疑问句，并作否定回答)_3. She likes milk.(改为一般疑问句，并作肯定回答)_4. Amy likes playing computer games.(改为一般疑问句，并作否定回答)_5. We go to school every morning.(改为否定句)_,Daniel doesnt watch TV every evening.,Do you do your homework eve
21、ry day?-No,I dont.,Does she ike milk?-Yes,she does.,Does Amy like playing computer games?-No,he doesnt.,We dont go to school every moring.,6. Do you often play football after school? (肯定回答) _7. Gao Shans sister likes playing table tennis.（改为否定句）8. She lives in a small town near New York. （改为一般疑问句） 9
22、. I watch TV every day. （改为一般疑问句）_10. David has got a goal. （改为一般疑问句）_11. We have four lessons.（改为否定句）_,Yes,I do.,Gao Shans sister doesnt like playing table tennis .,Does she live in a small town near New York?,Do you watch TV every day?,Does David have got a goal?,We dont have four lessons.,四、选择题1.
23、 _Alice often play the piano?- No, she _.A. Do; do B. Does; does C. Does; doesnt 2. _ your penfriend _ in Beijing? A. Do; live B. Do; lives C. Does; live 3. Tom and Mike _ very excited, they will take a trip. A. is B. are C. am 4. I like _ very much. What about you?A. dance B. danced C. dancing 5. I
24、 cant find my pen. Let me _.A. go and ask her B. go and ask hers C. go and ask she 6. Fangfang is a good student. She _maths. A. does good at B. well do it C. is good at7. The kite _ a bird. A. look like B. is looking C. looks like 8. Bill and I _ good friends. A. is B. are C. am 9. Sandy often _ hi
25、s homework on Sundays .A. do B. does C. did 10. What do you usually do on the weekend? I _.A. went swimming B. go swimming C. visited grandparents,C,C,B,C,A,C,C,B,B,B,课堂小结,一、一般现在时的用法1、表示经常性或习惯性的动作2、表示目前的状态3.表示客观事实或真理 二、一般现在时的构成（1）be动词【is、am、are】肯定句:主语+be+其他.否定句：主语+be+not+其他.一般疑问句：Be+主语+其他？,(2)行为动词肯定句：主语+动词+其他。否定句：主语+do/does+not+动原+其他。一般疑问句：Do/Does+主语+动原+其他？ 第三人称单数,Thats all,thank you!,Bye-bye!,
