高考英语16种时态集锦 (共81张PPT).ppt
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1、英语时态讲与练,课前梳理,动词的时态,动词的时态,1.一般现在时,一般现在时,(一)定义:表示经常习惯性的动作;人或事物的特征状态或者能力爱好等等;此外还可表示客观真理、科学事实、格言等。 (二)标志词:通常与every day,always, usually, often,sometimes等时间状语连用。,动词变化: 动词第三人称单数(非你,非我,非复数)的变化原则:,注意:有一些动词的三单形式不规则, be-am is are have-has,句型变化,1.句中有be动词时的句型变换。 肯定句:_ 否定句:_ 一般疑问句_ 特殊疑问句_,实义动词: 肯定句:_ 否定句:_ 一般疑问句_
2、 特殊疑问句_,一般现在时用法,1)表示经常性,习惯性的动作;表示现在的状态、特征或真理而不表示具体的特定行为。句子中常用often,usually,every day等时间状语。例如: He goes to school every day。(经常性动作) He is very happy.(现在的状态) The earth moves around the sun.真理 2)在时间状语从句和条件状语从句中,用一般现在时态的形式表示将来。 If you come this afternoon,well have a meeting. When I graduate,Ill go to the
3、 countryside.,一般现在时用法,3)有时这个时态表示按计划,规定要发生的动作,(句中都带有时间状语)但限于少数动词如begin,come,leave,go,arrive, start,stop,return,open,close等。 The meeting begins at seven. The train starts at nine in the morning 4)表示状态和感觉的动词,如be,like,hatethink, remember, find,sound等常用一般现在时。 I like English very much. The story sounds ve
4、ry interesting.,课堂例题,改错(划出错误的地方,将正确的写在横线上) 1. Is your brother speak English? _ 2. Does he likes going fishing? _ 3. He likes play games after class. _ 4. Mr. Wu teachs us English. _ 5. She dont do her homework on Sundays. _,1. Now my father _ his bike to work every day instead of driving. A. ride B.
5、 rode C. rides D. will ride 2. Jenny! Do you know that one-third of the boys in our class_ the singer Zhang Shaohan? A.like B. likes C. Liking 3. This girl is ready to help people any time. When she is on the bus, she always her seat to someone in need. A.gives B. give C. gave D. giving,2. 一般过去时,定义:
6、一般过去时(simple past tense)表示过去某个时间里发生的动作或状态;过去习惯性、经常性的动作、行为;过去主语所具备的能力和性格。 时间状语。 Ago(two hours ago, yesterday, the day before yesterday, last week,last(year, night, month), 具体时间, just now, at the age of , one day, long ago, once upon a time(很久以前), and so on.(填时间如:two days)ago,一般过去时,规则变化: 1、一般情况下,动词词尾加
7、 -ed ,如: work -worked play-played wanted-wanted act-acted 2、以不发音的 -e 结尾动词,动词词尾加 -d,如: live-lived move-moved taste-tasted hope-hoped 3、以辅音字母 + y结尾的动词,把-y变为-i 再加-ed,如: study-studied copy-copied cry-cried carry-carried 4、以一个辅音字母结尾的重读闭音节动词,双写词尾辅音字母,再加 -ed, stop -stopped 5、不规则动词的过去式变化规律性不强,须多加记忆。 go went
8、 make made get got buy - bought come - came fly-flew,不规则变化: 1把动词原形中的i改为a,变成过去式。如: beginbegan,drinkdrank,givegave, 2. 为o,变成过去式。如: drivedrove,riderode,writewrote 3改动词原形中的aw ow为ew,变成过去式。如: drawdrew,growgrew,knowknew,throwthrew(动词show除外,showshowed) 4动词原形中的e改为o,变成过去式。如: getgot,forgetforgot 5动词原形中的ee改为e,变
9、成过去式。如: feedfed,meetmet,句型变化: 1.句中有be动词时的句型变换。 肯定句:_ 否定句:_ 一般疑问句_ 特殊疑问句_,实义动词: 肯定句:_ 否定句:_ 一般疑问句_ 特殊疑问句_,一般过去时用法 1)表示过去某时间发生的动作或存在的状态。 如:I got up at 6:00 this morning. We visited the factory last week. He was here just now. What did you do yesterday? 2) 表示过去的习惯或经常发生的动作。 如:When I was in the countrysi
10、de, I often swam in the river. He used to smoke a lot, but he doesnt now. Whenever we were in trouble, he would help us.,3)表示主语过去的特征或性格。如: At that time she was very good at English. 那时她英语学得很好。 4)用在状语从句中表示过去将来。如: He said he would wait until they came back. 5)一般过去时有时可以表示现在,多与 want, hope, wonder, think
11、, intend 等动词连用,使语气更委婉。如: I wondered if you could help me. 不知你能不能帮我一下。 有时用一般过去时也是时态一致的需要。如: I didnt know you were here. 没想到你在这里。,注意: 1. 表示一系列的动作,尽管有先后,都用一般过去时,最后两个动词之间用and连结。如: He opened the door, rushed out and then disappeared. 他打开门,冲了出去,然后就消失了。 2. 注意在语境中理解“我刚才/原来还不”。如: Your phone number again? I d
12、idnt quite catch it. Its 2566666. 请再说一次你的电话号码,好吗?我刚才没听清楚。是2566666。,课堂例题,1. Paul and I _ tennis yesterday. He did much better than I. A. play B. will play C. played D. are playing 2. .What did MrSmith do before he came to China? He in a car factory A.worked Bworks Cis working Dwill work 3.They _ her
13、to the party, so she was very happy. A. invite B. invited C. will invite D. are inviting 4. He went into his room, the light and began to work. A. has turned on B. turned off C. turned on D. has turned off,3. 一般将来时,一般将来时 1.定义:一般将来时表示在将来某个时间要发生的动作或存在的状态。 2.标志词:tomorrow,next week/month/year. , in the
14、future.,soon.,句型变化: 肯定句:_ 否定句:_ 一般疑问句_ 特殊疑问句_,【will与be going to 的分别】 be going to与will两者都可表示将要发生的事、将要去做某事,但它们有如下几点区别: 1. be going to 表示近期、眼下就要发生的事情,will 表示的将来时间则较远一些,如: He is going to write a letter tonight. He will write a book one day. 2. be going to 表示根据主观判断将来肯定发生的事情,will表示客观上将来势必发生的事情。 He is seri
15、ously ill. He is going to die. He will be twenty years old.,【will与be going to 的分别】 3. be going to 含有“计划,准备”的意思,而 will 则没有这个意思,如: She is going to lend us her book. He will be here in half an hour. 4.在有条件从句的主句中,一般不用 be going to, 而多用will, 如: If any beasts come at you, Ill stay with you and help you.,【一
16、些表示将来时的特殊情况】 用现在进行时表示 表示位置转移的动词(如:go, come, leave, start, arrive等),可用现在进行时表示将来时。如: 1. Uncle Wang is coming. 王叔叔就要来了。 2. Theyre leaving for Beijing. 他们即将前往北京。,【一些表示将来时的特殊情况】 用一般现在时表示 根据规定或时间表预计要发生的动作,在时间和条件状语从句中,都可用一般现在时表示将来时。如: 1. The new term starts (begins) on August 29th. 新学期八月二十九日开学。 2. If it do
17、esnt rain tomorrow, we will go out for a picnic. 如果明天不下雨,我们将出去野餐。 用“be+动词不定式”或用“be about to +动词原形”的结构表示 1. He is to visit Japan next year. 明年他将访问日本。 2. Theyre about to leave. (=Theyre leaving.) 他们就要走了。,练习: 1. Chen Guangbiao says he _ all his money to charities when he dies. A. leaves B. left C. will
18、 leave D. would leave 2. Mom, when can I go out to play football? Finish your homework first, or I _let you go out. A.dont B. didnt C. wont D. havent 3. If it _ this Saturday, we _ for a picnic. A. wont rain; shall go B. doesnt rain; will go C. isnt rain; go D. doesnt rain; go 4. There _ a meeting t
19、omorrow afternoon. A. will be going to B. will going to be C. is going to be D. will go to be 5. 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. 现在进行时,现在进行时 1. 定义:此时此刻正在发生的动作。 2. 标志词:now, this week, at this moment 等;或者告诉你一个准确的现在时间,或者用look
20、, listen提醒听者注意正在发生的事。,现在分词的构成: 一般情况下,直接加 ing。 work - working sleep - sleeping study - studying 以不发音的e结尾的动词,去掉 e加 ing。 take - taking make - making dance - dancing 重读闭音节的动词,要双写词尾字母,再加 ing。 cut - cutting stop - stopping begin - beginning 以ie结尾的动词,应将ie改为y,再加 ing。 lie - lying tie - tying die - dying,句型变化
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