初一下学期语法复习一般过去时一般现在时现在进行时过去进行时PPT课件

1、 同学们，在英语中，表示过去经常或偶尔发生的动作、或存在的状态用一般过去时。一般过去时用动词的过去式，除连系动词be的过去式有人称和数的变化外，其余无人称和数的变化。A I go to school We visited a farm I ate a lot of delicious food I had a party I was born(出生)B last Sunday. every morning. last Spring Festival. in 1992. last Halloween.第1页/共40页一般过去时构成用法常用时间动词的过去式1、表示过去某个时 间发生的动作或存在的状

2、态。2、表示过去经常或 反复发生的动作。yesterdaylast nightin 1990two days ago The past tense第2页/共40页动词过去式的构成规则动词不规则动词构成读音第3页/共40页规则动词过去式的构成构成规则例词1、一般在动词原形末尾加 ed look looked play played start started2、结尾是 e 的动词加 - d live lived hope hoped use used3、末尾只有一个辅音字母的 重读闭音节词，先双写这 个辅音字母，再加ed stop stoppedplan plannedtrip tripped4

3、、结尾是“辅音字母+y”的动词， 先变“y”为“i”再加ed study studiedcarry carried第4页/共40页规则动词过去式发音规则例词 look looked清辅音后要读 t ， stop stopped trip tripped 浊辅音、元音后要读 d 。 play played study studied carry carried use used ed若在 t d 后，只读 id 就可以。 start started 动词加ed，发音有规律。第5页/共40页不规则动词过去式： come-came go-went do-did have/has-had draw-d

4、rew fly-flew drink-drank begin-began give-gave sing-sang sit-sat run-ran swim-swam take-took get-got write-wrote tell-told eat-ate am/is-was are-were see-saw steal-stole feel-felt know-knew spend-spent make-made put-put read-read第6页/共40页I _am_ twelve years old this year. 我去年我去年1111岁。岁。I eleven years

5、 old last year .He is in Beijing now.他昨天在上海。他昨天在上海。He in Shanghai yesterday.They are in China today.他们今天在中国。他们今天在中国。They in Japan yesterday.他们昨天在日本他们昨天在日本。他现在在北京。他现在在北京。小结：Please look at the following sentences我今年我今年1212岁。岁。waswaswerebeamisarewaswere 过去时过去时第7页/共40页用括号内动词的过去式填空。 My father, Yang Liwei

6、, is 168cm tall. He is an astronaut and now he is very famous. In October 2003, he _(go) to Jiuquan Space Centre. He _(fly) into space in Shenzhou V. He _(spend) about twenty-one hours in space. My mother and I _(see) my father on TV. He _(make) a video. Then he _(come) back to China and _(return) t

7、o Beijing. That day my mother and I _(meet) him at the airport. We _(be) very happy to each other. We _(eat) in the restaurant. Then we _(get) home. It was a great day! wentflewspentsawmadecamereturnedmetwereategot第8页/共40页肯定肯定否定否定一般疑问及回答一般疑问及回答特殊疑问及回答特殊疑问及回答We saw the homes of the movie stars.We did

8、nt see the homes of the movie stars.Did we see the homes of the movie stars?Yes, we did.No, we didnt.What did we see?We saw the homes of the movie stars.They swam in the sea.They didnt swim in the sea.Did they swim in the sea?Yes, they did.No, they didnt.Where did they swim?They swam in the sea.It t

9、ook two hours to go there.It didnt take two hours to go there.Did it take two hours to go there?Yes, it did.No, it didnt.How long did it take to go there?It took two hours to go there.She went to work by bus.She didnt go to work by bus.Did she go to work by bus?Yes, she did.No, she didnt. How did sh

10、e go to work?She went to work by bus.第9页/共40页PRACTISE改写句子：1、Lucy did her homework at home.（改否定句） Lucy _ _ her homework at home.2、He found some meat in the fridge.（变一般疑问句) _ he _ _ meat in the fridge?3、She stayed there for a week.（对划线部分提问） _ _ _ she _ there?4、There was some orange in the cup.（变一般疑问句)

11、 _ there _ orange in the cup? didnt do Did find any How long did stay Was anyThats great第10页/共40页 Every day Last weekend第11页/共40页The past tense含义含义:表示过去经常或表示过去经常或偶尔发生的动作、或偶尔发生的动作、或存在的状态。存在的状态。结构结构: did例句例句：Helen wrote a letter to her friend last night.The present tense含义含义:表示现在的状态、表示现在的状态、经常的或习惯性的动作

12、、经常的或习惯性的动作、表示主语具备的性格和表示主语具备的性格和能力等。能力等。 结构结构： do/does例句例句：My father usually goes to work by bus.第12页/共40页Do you know?第一人称和第二人称的一般现在时，其谓语动词没有形式的变化，其否定形式一般是在谓语动词前 dont,一般疑问句在句前加do 但当主语是第三人称单数时，谓语动词形式有变化，一般在动词末尾加s，否定句在行为动词前加doesnt， 一般疑问句在句前加does动词三单的变化：1、一般动词后加s，如：reads,plays,works,makes2、以 s,x,ch,sh,

13、 结尾，后加es. 如：watches,3、以辅音字母加o结尾,一般加es ,如：does,goes4、辅音字母+y结尾的单词,去y,加ies,如：worries studies第13页/共40页This is Jack. He is rich now. He has a golden goose. It lays golden eggs. Jack and his mother now live with the goose. They have a big house. They have a lot of money.第14页/共40页But Jack was poor in those

14、 days. His mother was poor, too. They were poor. They had a house. Their house was small. They had a cow. Their cow was old. Jack and his mother were hungry, but they hadnt any food. They hadnt any new clothes. And they hadnt any money in those days.第15页/共40页Fill in the blanks:Jack _ poor in those d

15、ays. Now he _ rich.Jacks mother _ poor. Now she _ rich.Jack and his mother _ poor. Now they _ rich.Their house _ small. Now their house _ big.They _ any food. Now they _ a lot of food.Jack _ new clothes. Now he _ new clothes.Jack and his mother _ any money. Now they _ a lot of money.waswaswerewashad

16、nthadnthadntisisisarehavehashave第16页/共40页What Demings father at 7:15 last night?He his newspaper.wasdoingwas readingn. 报纸 Demings father his newspaper now.Demings father his newspaper last night.is readingread e The past continuous tense 过去进行时第17页/共40页What Demings grandmother and her friend between

17、6:20 and 8:15 last night? They .weredoingwere talking The past continuous tense be + v.+ing ( was / were)第18页/共40页Change the following verbs into ing formsCleanDraw PutTake SeeTalkThinkWriteSing Sitstudycleaningdrawingputtingtakingseeingtalkingthinkingwritingsingingsittingstudying第19页/共40页3.Ving 变化规

18、则：变化规则：1）一般加）一般加 ing . 如如: play-playing watch-watching2)以不发音的以不发音的e 结尾结尾,去去e 加加ing. 如如: take-taking come-coming3)元元+辅结尾辅结尾,且是重读闭音节的单词且是重读闭音节的单词,双双写辅音字母写辅音字母+ing. 如如:run-running swim-swimming第20页/共40页Kitty / go fishing / at 9:00 last Sunday Kitty was going fishing at 9:00 last Sunday.Piggy / climb up

19、 and down / from 2:00 to 4:00 yesterday afternoonPiggy was climbing up and down from 2:00 to 4:00 yesterday afternoon.Please make some sentences:第21页/共40页Piggy / play football / at this time yesterdayPiggy was playing football at this time yesterday.Candy / sing and dance / between 7:30 and 8:25 las

20、t nightCandy was singing and dancing between 7:30 and 8:25 last night.第22页/共40页The tigers / go travelling/ at that time The tigers were going travelling at that time. The cats / sleep / at that timeThe cats were sleeping at that time. 第23页/共40页What your grandfather at 8:00 last night?He was watching

21、 TV at 8:00 last night.What your cousin between 6:20 and 8:15 last night?She was practising the piano between 6:20 and 8:15 last night.wasdoingNow ask and answer:doingwas第24页/共40页 his mother and aunt in the at 6:35 last night?They were cooking in the kitchen at 6:35 last night. Deming at 6:20 last n

22、ight?He was doing his homeworkat 6:20 last night.wereWhat doingkitchenwasdoingWhat 第25页/共40页用动词的适当形式填空:1.What _you_(do) when I _(call) you last night?2._Mr Wang _(mend) the car at 10:30 last night?3.The students _ _(not play) at that time yesterday.4.When I _(leave) home, my mother _ _(eat) breakfas

23、t.5.Who_they _(talk) with from 3 to 4 yesterday?weredoingcalledWas mendingwerent playingleftwaseatingweretalking第26页/共40页Whats the lady doing?She .is typing The present continuous tense 第27页/共40页What the girl a yellow blouse ?She golf.What the lady a red dress ?She .inis playing inis going to workis

24、doingdoingis The present continuous tense 第28页/共40页What the boy a running nose ?He .withis cryingisdoing The present continuous tense 第29页/共40页1.含义：表示现在正在进行或一段时间正在进行的动作。标志词：now, look, listen等。2.构成：be +Ving 现在进行时的含义与构成现在进行时的含义与构成He is reading a book.第30页/共40页2.2.否定句：直接在否定句：直接在bebe后加后加not.not. 如：如：I a

25、m writI am writinging. . I am I am notnot writ writinging. .现在进行时的句式现在进行时的句式1.1.肯定句肯定句: : 主语主语+be +v-ing+be +v-ing+其它其它. . 如如: I : I amam read readinging a book. a book.第31页/共40页3.3.一般疑问句及回答一般疑问句及回答: :问句问句, ,直接把直接把bebe提前提前, ,肯定回答肯定回答:Yes,:Yes,主语主语 +be +be 否定回答否定回答: No,: No,主语主语+be+not+be+not-Are you

26、 draw-Are you drawinging ? ?-Yes,I am./No, I-Yes,I am./No, Im not.m not.第32页/共40页4.4.特殊疑问句特殊疑问句: :疑问词疑问词+ +一般疑问句。一般疑问句。如：如：W What hat areare they they doingdoing at the at the moment ?moment ?They They are readingare reading a book at the a book at the moment.moment.第33页/共40页The past continuous tens

27、e含义含义: 表示过去某个时表示过去某个时刻正在进行的动作。刻正在进行的动作。结构结构: was/were + doing例句例句：I was having an English class at this time yesterday. The present continuous tense含义含义: 表示现在正在进表示现在正在进行的动作。行的动作。结构结构： is/am/are + doing宾宾语从句语从句 例句例句：I am having an English class. 第34页/共40页一般过去时和过去进行时的比较：一般过去时和过去进行时的比较：1 1）过去进行时表示过去某个时

28、间正在进）过去进行时表示过去某个时间正在进行的动作，往往表示动作的未完成性；行的动作，往往表示动作的未完成性；而一般过去时表示在过去某个时间的动而一般过去时表示在过去某个时间的动作或存在的状态，往往表示动作已完成。作或存在的状态，往往表示动作已完成。如：如：Helen wrote a letter to her friend Helen wrote a letter to her friend last night.(last night.(信写完了）信写完了）Helen was writing a letter to her Helen was writing a letter to her

29、 friend last night.(friend last night.(信不一定写完）信不一定写完）第35页/共40页2 2）过去进行时和一般过去时都可表示某）过去进行时和一般过去时都可表示某段时间内发生的动作或情况，但过去进段时间内发生的动作或情况，但过去进行侧重动作持续时间的长度；而一般过行侧重动作持续时间的长度；而一般过去时只说明过去某时发生某事，侧重说去时只说明过去某时发生某事，侧重说明事实。如：明事实。如：It was raining heavily last It was raining heavily last night.(night.(侧重下雨持续时间长）侧重下雨持续时间长）It rained heavily last night.(It rained heavily last night.(侧重侧重说明下雨这一事实）说明下雨这一事实）第36页/共40页3 3）当有这些时间状语时，常用过去进行）当有这些时间状语时，常用过去进行时。如：时。如：(at) this time