初中英语八大时态精讲PPT课件

这是一份初中英语八大时态精讲PPT课件，共33页。PPT课件主要包含了八大时态分类，一般现在时，句子结构，一般过去时，小试牛刀，一般将来时，现在进行时，过去进行时，现在完成时，过去完成时等内容，欢迎下载使用。
（1）表示经常发生或习惯性的动作或状态
（2）表示主语现在的性格、特征、能力
（3）表示客观事实或普遍用法
（4）用于状语从句代替一般将来时
We ften g ut fr a walk after dinner.
常与always，usually，ften，smetimes，every day，nce a week，yearly每年，mnthly每月， 等时间状语或频率副词连用。
He is a gernerus man.
The sun rises in the east.
Yu will succeed if yu try.
常与连词：when , as sn as , befre , after , until , if 如果，等引导的时间状语或条件状语从句
肯定句：1、主语+be+表语 2、主语（非三单）+动词原形+宾语+其它 3、主语（三单）+动词三单+宾语+其它否定句：1、主语+be+nt+表语 2、主语（非三单）+dn't+动词原形+宾语+其它 3、主语（三单）+desn't+动词原形+宾语+其它疑问句：1、Be+主语+表语 2、D+主语（非三单）+动词原形+宾语+其它 3、Des+主语（三单）+动词原形+宾语+其它例：1、肯：She is cute. 否：She isn't cute. 疑：Is she cute? 2、肯：We like apples. 否：We dn't like apples. 疑：D yu like apples? 3、肯：He plays ftball. 否：He desn't play ftball. 疑：Des he play ftball?
(1).表示过去某一时间点发生的动作或所处的状态. She arrived in Beijing tw hurs ag.
(2).表示过去某一时间里反复出现的动作或状态. During his middle schl years, he played basketball every day.
(3).表示主语过去的特征或性格等. At that time she spke English very well.
(4).一般过去时往往和明确的过去时间状语连用.如:yesterday, last night, tw days (mnths, weeks) ag, in 1996, at that time 等,也常和when, if等引导的状语从句连用. Did yu play ftball yesterday afternn?
(5).一般过去时可与tday, this week, this mnth等时间状语连用. He was late fr schl three times this week.
肯定句：1、主语+was/were+表语 2、主语+动词过去式+宾语+其它 否定句：1、主语+was/were+nt+表语 2、主语+didn't+动词原形+宾语+其它 疑问句：1、Was/Were+主语+表语 2、Did+主语+动词原形+宾语+其它 例：1、肯：She was cute. 否：She wasn't cute. 疑：Was she cute? 2、肯：He ate tw apples yesterday. 否：He didn't eat tw apples yesterday. 疑：Did he eat tw apples yesterday?
1. I saw him this mrning.（改为否定句、疑问句并做回答）
2. He came late three times this week.（同上）
3. Jim  came late   three times this week. (分别对a,b,c,d提问)     a     b           c             d
4. A．I_______(be) 12 last year. B．—_______(be)the dctr in the hspital last night? —N, he_______(be nt). C. —What _______he_______(d) yesterday? —He_______(draw)sme pictures in the park.
5.A. _______ _______a sweater n the desk just nw. B. There were sme buildings here in the past. (改为一般疑问句) _______ _______ _______ buildings here in the past?
(1) 表示将要发生的动作或存在的状态。
(2)表示将要反复发生的动作
Wrk hard and yu will succeed.
I dn't think the test will be very difficult.
We are ging t g fishing this weekend.
Will peple use mney in 100 years?
常与表将来的时间状语连用：tmrrw, next, in the future, in+一段时间
(3)用于"祈使句 + and + 陈术句"中
(4)用于"I expect, I'm sure, I think, I wnder + 宾语从句"中
肯定句：1、主语+will/shall+动词原形+宾语+其它 2、主语+be ging t+动词原形+宾语+其它 否定句：1、主语+will/shall+nt+动词原形+宾语+其它 2、主语+be(nt) ging t+动词原形+宾语+其它 疑问句：1、Will/Shall+主语+动词原形+宾语+其它 2、Be+主语+ging t+动词原形+宾语+其它 例：1、肯：She will have sme cffee 否：She wn't have any cffee. 疑：Will she have any cffee? 2、肯：He is ging t g fishing tmrrw. 否：He isn't ging t g fishing tmrrw. 疑：Is he ging t g fishing tmrrw?
( ) 1. There __________ a meeting tmrrw afternn. A. will be ging t B. will ging t be C. is ging t be D. will g t be( ) 2. Charlie ________ here next mnth. A. isn’t wrking B. desn’t wrking C. isn’t ging t wrking D. wn’t wrk( ) 3. He ________ very busy this week, he ________ free next week. A. will be; is B. is; is C. will be; will be D. is; will be( ) 4. There ________ a dlphin shw in the z tmrrw evening. A. was B. is ging t have C. will have D. is ging t be( ) 5. –________ yu ________ free tmrrw? – N. I ________ free the day after tmrrw. A. Are; ging t; will B. Are; ging t be; will C. Are; ging t; will be D. Are; ging t be; will be
( ) 6. Mther ________ me a nice present n my next birthday. A. will gives B. will give C. gives D. give( ) 7. – Shall I buy a cup f tea fr yu? –________. （不，不要。） A. N, yu wn’t. B. N, yu aren’t. C. N, please dn’t. D. N, please.( ) 8. – Where is the mrning paper? – I ________ if fr yu at nce. A. get B. am getting C. t get D. will get( ) 9. ________ a cncert next Saturday? A. There will be B. Will there be C. There can be D. There are( ) 10. If they cme, we ________ a meeting. A. have B. will have C. had D. wuld have
1. C 2. D 3. D 4. D 5. D 6. B 7. C 8. D 9. B 10. B
(1) 表示说话的此刻正在进行的动作。 常与nw, the mment等连用。
Listen! Mary is singing an English sng in the classrm.
(2) 表示现在时间段中正在进行的动作。
They are planting trees n the hill these days.
(3) 表示一种重复的动作，带有“厌恶”、“赞叹”等感情色彩。
My brther is always leaving things abut.
注:现在进行时往往与always连用，给现在的动作披上一层感情色彩。
肯定句：主语+be+现在分词（动词ing)+其它 否定句：主语+be+nt+现在分词+其它 疑问句： Be+主语+现在分词+其它例：肯：She is dancing 否：She isn't dancing 疑：Is she dancing?
1. What are yu _________(d) nw? I ___________(eat) bread.
2. It’s nine ’clck. My father_______________(wrk) in the ffice.
3. Lk, the by____________(put) the rubbish int the bin.
4. ______he__________(clean) the classrm? N, he isn’t. He____________(play).
5.Where is Mak? He___________(run) n the grass.
6. Listen, wh____________(sing) in the music rm? Oh, Mary_____________(sing) there.
7.The birds are singing in the tree.(就划线部分提问).
8.The children are playing games near the huse.(就划线部分提问)
9.The Yung Pineers are helping the ld wman.(改成一般疑问句)
(1) 表示过去某一时刻正在进行的动作。 What were yu ding when I phned yu last night?
(2) 表示过去某段时间正在进行的动作。 They were building a park last winter.
(3) 用于cme, g, leave, start, arrive等表示位置转移的动词，以表示过去将要发生的动作。 They wanted t knw when we were leaving fr Shanghai.
肯定句：主语+was/were+现在分词（动词ing)+其它 否定句：主语+was/were+nt+现在分词+其它 疑问句：Was/Were+主语+现在分词+其它例：肯：She was dancing when I phned her last night. 否：She wasn't dancing when I phned her last night. 疑：Was she dancing when I phned her last night?
(1) 意义：现在完成时表示过去发生或已经完成的动作对现在造成的影响或结果,也可表示过去已经开始,一直延续到现在的动作或状态。
(2)四大标志词：以already, just和yet为标志：表示到现在为止动作或状态已经、刚刚或还没有发生以ever和never为标志：表示到现在为止动作或状态曾经或从来没有发生过以动作发生的次数为标志：She says she has been t Beijing fur times.以s far为标志：表示到目前为止动作或状态已经发生
(3) 注：a.*“终止”、“延续”要转换 常见的有:cme-be, g ut -be ut, leave-be away (frm), begin-be n, buy-have, brrw-keep , jin-be a member / 介词短语, die-be dead, becme-be, pen(v.)-be pen(adj.) 等。 b. * 时间“点”、“段”须分清fr+时间段 since+过去某一时刻
肯定句：主语+have/has+过去分词+其它 否定句：主语+have/has+nt+过去分词+其它 疑问句：Have/Has+主语+过去分词+其它例：肯：I have lived in Beijing fr five years. 否：I haven't lived in Beijing fr five years. 疑：Have yu lived in Beijing fr five years?
A)选用have, has填空:1.I _______ tld him the ________ cme back frm ________ wn the game.
B)按要求改写下列各句:4.They have bught a cmputer.(改成否定句)5.He has lst his bk. (先改成一般疑问句,再作肯定与否定回答)
C) 单项选择6. -Where have yu _____, Kate?-I've ______ t the bank. A. gne, gne　B. been, been　C. gne, been　D. been, gne7. Her grandfather ______ fr tw years. A. died　B. has died　C. has been dead　D. has been died8. It's six weeks ______ I met yu last. A. when　B. since　C. befre　D. fr9. Tm and Jack ______ West Hill Farm already. A. have gt　B. have gne t　C. have been t　D. have reached
(1)概念: 过去完成时表示在过去某一时刻或某一动作之前已经发生的动作或情况，即：过去的过去。 When we gt there, the ftball match had already started.
(2)用法: A.表示在过去某一时间之前已完成的动作，表示对这一过去时间造成的结果或影响。常用以下几种方式： ① 用by，befre等构成的介词短语。 Linda had learnt 10 English sngs by the end f last mnth. ②用when, befre, after等引导的时间状语从句。 The train had started befre we gt t the statin. B. 过去完成时还可以表示过去某一时间以前发生开始的动作持续到这一过去的时间。常与fr, since引导的表示一段时间的短语或从句连用。 I had wrked in a hspital fr three years befre I came here.
肯定句：主语+had+过去分词+其它 否定句：主语+had+nt+过去分词+其它 疑问句：1、Had+主语+过去分词+其它例：肯：She said she had lived in Beijing fr five years. 否：She said she hadn't lived in Beijing fr five years. 疑：She said “Had yu lived in Beijing fr five years?”
(1)意义：表示以过去的某时来看将要发生的动作或存在的状态,常用在宾语从句中.
(2)构成：①主语+wuld/shuld+动词原形 ②主语+was/were+ging t +动词原形
例: I didn’t knw if she wuld cme. I wasn’t sure whether he wuld d it . I didn’t knw if she was ging t cme. Wang Lei said that she was ging t visit her uncle next Sunday.
1.  We ften___________(play) in the playgund.2.  He _________(get) up at six ’clck.3.  __________yu _________(brush) yur teeth every mrning.4.  What        (d) he usually       (d) after schl?5.  Danny          (study) English,Chinese,Maths,Science and Art at schl.6. Mike smetimes __________(g) t the park with his sister.7. At eight at night, she __________(watch) TV with his parents.8.  ________ Mike________(read) English every day?9. Hw many lessns_________yur classmate_______(have) n Mnday?10. What time_________his mther_________(d) the husewrk?
11. My dg runs fast. （改为否定句、一般疑问句）
12. Mike has tw letters fr him. （改为否定句、一般疑问句）
13.  I usually play ftball n Friday afternn.（改为否定句、一般疑问句并对划线部分提问）
14.  Su Yang usually washes sme clthes n Saturday.（同上）15.  Mingming usually waters the flwers every day （同上）16.  Tm des his hmewrk at hme. （同上）
英语动词的五种基本形式及变化规则1
英语动词有五种基本形式。它们是动词原形、第三人称单数现在时（简称单三）、过去式、过去分词和现在分词。这五种形式和助动词一起构成英语的各种时态和语态等。
（1）一般动词在词尾加- s, 在清辅音后读 /s / ,在浊辅音或元音后读 / z / ;在t后读/ ts /, 在d后读 / dz /。例如：help → helps ，swim → swims
（2）以字母s, x, ch , sh 结尾的动词加- es, 读/ iz/ , 在d后读/ dz/.以结尾的动词也加es，读/ z /。例如：guess → guesses，teach → teaches，g → ges
（3）以辅音字母加y结尾的动词，先变y为i，再加-es，读/ z /。例如：fly → flies carry → carries
注： be → is have → has
2. 动词- ing形式的构成：
（1）一般在动词末尾加-ing. 例如:g → ging，ask → asking
（2）以不发音字母e结尾的动词,先去掉e,再加-ing. 例如:write → writing，clse → clsing，take → taking
（3）以重读闭音节结尾的动词，如果末尾只有一个辅音字母，应先双写这一字母，再加-ing. 例如：get → getting，sit → sitting，put → putting，run → running，begin → beginning
3. 规则动词过去式的构成
（1）一般在动词原形末尾加-ed.结尾是e 的动词直接加-d.例如:lk → lked，play → played，live → lived，hpe → hped
（2）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. 例如：stp → stpped，plan → planned，trip → tripped
（3）结尾是“辅音字母+y”的动词，先变“y”为“i”再加-ed. 例如:study → studied，carry → carried
（4）以ie结尾的单词改ie为y,再加ing. 例如:lie → lying，tie →tying
(4) 词尾-ed的读音
① 在浊辅音和元音后面读为/ d / .例如:called，mved
② 在浊辅音后面读为/ t / . 例如：finished ,helped
③ 在/ t / , / d /音后面读为/ id / . 例如：wanted ,shuted
(5) 不规则动词过去式
常见的不规则动词的过去式有:am/is →was,are →were,g →went,have → had,d → did,get → gt,cme → came,say → said,see → sawput → put,eat → ate,take → tk等 详见课本后附录并熟记！
1. -Where is Jim?　-He _______ t the shp. He'll be back in an hur.　 A. ges B. g C. has gne D. will g2. I dn't think I _______ yu in that dress befre. A. have seen B. was seeing C. saw D. see3. I'm srry yu've missed the train. It _______10 minutes ag. A. left B. has left C. had left D. has been left4. -Mum, may I g ut and play basketball?　- _______ yu _______ yur hmewrk yet?　A. D; finish B. Are; finishing C. Did; finish D. Have; finished5. -I dn't knw if his uncle_______.　-I think he_______if it desn't rain.　　A. will cme; cmes B. will cme; will cme　　C. cmes; will cme D. cmes; cmes
6. -Excuse me, lk at the sign: NO PHOTOS!　-Srry, I_______it.　　A. dn't see B. didn't see C. haven't seen D. wn't see7. I think yu were in a hurry. Yu_______yur sweater inside ut.　A. had wrn B. Wre C. were wearing D. are wearing8. The traffic in ur city is already bad and it_______even wrse.　A. gets B. gt C. has gt D. is getting9. -Has Jack finished his hmewrk yet?　-I have n idea. He_______ it this mrning.　A. was ding B. had been ding C. has dne D. did10. -Srry, I frget t pst the letter fr yu.　 -Never mind, _______ it myself tnight.　 A. I'm ging t pst B. I've decided t pst　 C. I'll pst 　D. I'd rather pst
Key: 1-5 CAADB 6-10 BDDAC
1. His father _____ ( tk , was taking ) a walk in the street when I met him . 2. The glass ______ (drpped , was drpping ) t the grund and brke int pieces . 3. Jack tld me he ______ ( came , wuld cme ) back next mnth. 4. Kate ______ (cleaned , was cleaning ) the windws the day befre yesterday . 5. I knew she ______ ( was ging , had been ) t Shanghai twice . 6. Wh ________ ( sang , was singing ) at ten last night ? 7. I _______ (talked , was talking ) with Mrs. Green at this time yesterday . 8. The tw students _____ ( fught , was fighting ) when the teacher walked int the rm .
（2）用动词的适当形式完成句子
9. I _____ (get )tw pstcards frm her last week . 10. They _____ nt _____ ( stay ) there lng because it was late . 11. Wh _____ (live ) in that rm last week ? 12. Yesterday I ______ ( see ) him in the street . 13. ______ ( be ) he a driver three years ag ? 14. He said he _______ ( g ) t New Yrk next mnth . 15. I ______ ( d )my hmewrk when my mther came back . 16. The students _____ ( be )nt in the classrm at that time . 17. ____ he ______ ( play )basketball with his sn yesterday afternn? 18. I ______ ( wash ) my sprt shes just then .
1. 该是学习数学的时间了。 study maths 2. 这棵树和那棵树一样高。 this tree , is , tall , that ne 3. 靠我一个人来移动这样床对我来说是很困难的。 difficult , me , mve , bed 4. 这张床如此重以至于我移不动它。 the bed , is , heavy , I can’t mve , it 5. 昨天洗运动鞋花了我半小时的时间。 me , half an hur , wash , my sprt shes , yesterday
1. It’s time t study maths.
2. This tree is as tall as that ne .
3. It is difficult fr me t mve the bed by myself.
4. The bed is s heavy that I can’t mve it .
5. It tk me half an hur t wash my sprt shes yesterday .
（3）根据中文意思，用下列英文提示词语造句。