高一英語語法銜接動詞的時態(tài)PPT課件

1、動詞的時態(tài)leading-in現(xiàn)在現(xiàn)在過去過去將來將來過去將來過去將來一般一般worksworkedshall/ will workwould work進行進行am/ is/ are workingwas/ were workingshall/ will be workingwould be working完成完成have/ has workedhad workedshall/ will have workedshould/ would have workedthinking complete the exercises, and summaries the usage of each ten

2、ses.(總結(jié)每種時態(tài)的用法）discussing 【合作學(xué)習(xí)】對議：核對答案對議：核對答案, 討論討論每種時態(tài)的基本用法每種時態(tài)的基本用法 組議：解決疑惑，組議：解決疑惑，總結(jié)一般過去時和現(xiàn)在完總結(jié)一般過去時和現(xiàn)在完成時的不同成時的不同presenting大聲說出答案和關(guān)鍵詞大聲說出答案和關(guān)鍵詞1). - what _ you (do) yesterday? -i _ (study) at home.2). i think my mother _ (come) back in an hour.3). -wheres mary? -she (go) to london. she_ (not,

3、return) until next month.4). he already (see) the film.5). -how often _ your mother (see) a film? -once a week.diddostudiedwill comehas gonewont returnhasseendoessee（六）過去將來時（六）過去將來時 i was going to leave when he came in. she said she was to get married next month. i was about to go to bed when the ph

4、one rang. jack said he was leaving tomorrow.explaining一般將來、過去將來（一）一般現(xiàn)在時（一）一般現(xiàn)在時1. he often (go) to the cinema. 2. the teacher told me that the earth_（go）around the sun.3. i will leave if it _ tomorrow. goesgoes doesnt rainexplaining（2）一般現(xiàn)在（一）一般現(xiàn)在（一）一般現(xiàn)在1.基本用法基本用法:1表示現(xiàn)在表示現(xiàn)在經(jīng)常性或習(xí)慣性經(jīng)常性或習(xí)慣性的動作的動作 he oft

5、en goes to the cinema.2表示現(xiàn)在的表示現(xiàn)在的能力、特征能力、特征等等 。 he sings well.（能力）（能力） i am a student.3表示表示客觀真理、科學(xué)事實客觀真理、科學(xué)事實 、格言、格言 knowledge is power. （客觀真理）（客觀真理）2.特別用法特別用法: 1時間，條件，讓步，方式等時間，條件，讓步，方式等狀語從句狀語從句中，常中，?！爸鲗闹鲗默F(xiàn)現(xiàn) i will leave if it doesnt rain tomorrow. 2表示按表示按規(guī)定、時間表規(guī)定、時間表 要發(fā)生的動作要發(fā)生的動作,用用一般現(xiàn)在時表將一般現(xiàn)在時表將

6、來來,通常有明確將來時間通常有明確將來時間. the train leaves at 12:00. explaining（2)一般現(xiàn)在(二二). 一般過去時一般過去時 1. i _(feel) a little uncomfortable this morning.2. it is (high) time you _(go) to bed.表示在過去某個特定時間(時間點和時間段）發(fā)生 i had a word with julia this morning. i read the book last year. i studied english for 4 years in college.

7、feltwent/ should goexplaining一般過去(五五). 現(xiàn)在現(xiàn)在完成時完成時 1影響性用法影響性用法:表示一個動作發(fā)生在過去表示一個動作發(fā)生在過去,已經(jīng)完成已經(jīng)完成,且對且對現(xiàn)在造成影響或結(jié)果，常與現(xiàn)在造成影響或結(jié)果，常與already, ever, neverhe has already left the city.（結(jié)果（結(jié)果:他不在這個城市）他不在這個城市）2持續(xù)性用法持續(xù)性用法:表示一個動作從過去持續(xù)到現(xiàn)在，表示一個動作從過去持續(xù)到現(xiàn)在，we have studied english for 5 years. i havent seen her since las

8、t week. we have got 20000 yuan so far. the price has increased in the last 3 years.they have covered 400 miles by now.1). we _ (know) each other for 4 years.2). i _(讀過這本書讀過這本書)have knownhave read this bookexplaining現(xiàn)在完成時explaining3. 一般過去時和現(xiàn)在完成時的比較一般過去時和現(xiàn)在完成時的比較這兩種時態(tài)都表述發(fā)生在過去的某一動作，現(xiàn)在這兩種時態(tài)都表述發(fā)生在過去的某一動作

9、，現(xiàn)在完成時完成時強調(diào)這一過去動作對現(xiàn)在產(chǎn)生的強調(diào)這一過去動作對現(xiàn)在產(chǎn)生的影響或影響或結(jié)果結(jié)果，而一般，而一般過去時只表達過去的動作或狀態(tài)，和現(xiàn)沒關(guān)系。過去時只表達過去的動作或狀態(tài)，和現(xiàn)沒關(guān)系。she _(clean) the room. its very clean now.she _ (clean) the room this morning.現(xiàn)在完成時的標(biāo)志性詞：現(xiàn)在完成時的標(biāo)志性詞：already, yet,never,ever, by this time, so far, by now ，all day, up to now, so far, in the past/ last fe

10、w years, “since + 時間點時間點”，“for + 時間段時間段”。has cleanedcleaned區(qū)別he has already left the city. someone has broken the window. i lived in beijing for 10 years.i have lived in beijing for 10 years.i lived in beijing for 10 years. in 2012 i came here and i have lived here for 3 years.3). 翻譯以下三個句子，體會表達意義的不同

11、：翻譯以下三個句子，體會表達意義的不同： by now, we have learned english for 3 years. by the end of last term, we had learned english for 3 years. by the end of this year, we will have learned english for three and a half years.explaining完成時(四四). 現(xiàn)在進行時現(xiàn)在進行時 1). we _(have) the enjoyment of learning english now.2). he is

12、 _( come/ arrive/ leave) tomorrow.3). she is always being ready to help other people. 此句表達出說話者_的感情色彩。 the girl is talking loud in public all the time. are havingcoming/ arriving/leaving贊賞贊賞 喜歡喜歡explaining現(xiàn)在進行時（四）he _(serve) in the army from 2005to 2010.he _( serve) in the army for 5 years. (他現(xiàn)在仍是一名軍

13、人）he _(write) many plays when he was at college.he has _(write)many plays.i _(see)lost in thailand last year.i _(see) lost in thailand before.（以前看過，強調(diào)現(xiàn)在知道內(nèi)容）checkingservedhas servedwrotewritten sawhave seenchecking a new house 新居 i had a letter from my sister yesterday. she lives in nigeria. in her

14、letter, she said that she would come to england next year. if she comes, she will get a surprise. we are now living in a beautiful new house in the country. work on it had begun before my sister left. the house was completed five months ago. in my letter, i told her that she could stay with us. the

15、house has many large rooms and there is a lovely garden. it is a very modern house, so it looks strange to some people. 【溫馨提示】動詞變【溫馨提示】動詞變ing形式規(guī)則：形式規(guī)則： 一般情況，直接+ing，例：work，working以不發(fā)音的以不發(fā)音的e結(jié)尾，去結(jié)尾，去e+ing，例：，例：hope，hoping；write，writing; hide, hiding以重讀閉音節(jié)結(jié)尾，雙寫輔音字母+ing，例：begin，beginning；swim，swimming；run，running 【eat-eating/ beat-beating】注意：flowing, quitting/ suffering, offering ,offering/ occurring, referring, inferring, preferring 以ie結(jié)尾，去ie變y+ing，例：die，dying；lie