1、动词的时态与语态的综合运用动词的时态与语态的综合运用确定正确的时态 1.根据时间状语确定时态.时间状语与时态有着密切的关系.a. I _ (write) now. b. I _(lose) my pen yesterday.c. We _ (study) English for two years. 2.根据上下文来确定时态 有些句子没有明显的时间状语,又不能用时态呼应规则来对照,这时就可以根据上下文内容来判断时间关系,确定正确时态. A.Where are the twins? B.They _ (go) to visit Uncle Wang. 3.根据主从句的关系来确定时态. 4.根据语
2、言习惯来确定时态 *e,go,leave 等趋向性动词的进行时可用来表示即将发生的动作.*2.永恒的真理和客观存在的状态用一般现在时.*3.祈使句中,或在情态动词,助动词后,谓语动词用原形Dont _ (read)in the sun , will you? Youd better _ (stay)at home since its raining outside. 注意所填动词的语态 Today both basketball and volleyball _(play) in many countries. 确定动词的形式 1. be busy,what about等后用动词的-ing 形
3、式. 2.在介词后一般应用动词的-ing 形式. 3.在 keep,enjoy,finish,mind 等动词后采用动词的-ing 形式. 4.在动词 decide,hope,wish,hate 等动词后应用动词不定式作宾语,而在ask, tell,want,teach 之后则用动词不定式的复合结构,即 “ask sb. to do sth.”的形式 5.在see,hear,watch,make,let等后面作宾语补足语的动词不定式应省略动词不定式符号“ to”, 但在被动句中, 应添上to. 6.在 Its time(for sb.)to do sth. Its kind/nice/good
4、 of sb. to do sth.It takes sb. some time to do sth. 的句型中, 动词不定式短语作句子真正的主语. 7.疑问代词/副词 (why 除外) + to do sth. 结构,可在句中作主语, 表语和宾语. 动词的时态(上)A:一般现在时棗通常表示目前阶段经常发生的动作或存在的状态。 结构 :1)be动词的第一人称单数为,第三人称单数为,其他人称为。 有一顺口溜体现了它的用法: 我是am你是are ,is跟着他她它, 复数都用are 肯定式:主语+ am /is/are +其他 否定式:主语+ am/is/are +not + 其他疑问式:Am /I
5、s /Are + 主语+ 其他?简略回答: (肯) Yes,主语 + am/ is /are(否) No,主语 + am /is/are not缩写形式: Im = I am Thats =That isWere =We are Whats= What is Youre = You are Whos = Who isTheyre =They are Wheres =Where is Hes =He is isnt=is notShes =She is arent=are not Its = It is 2)行为动词除主语是第三人称单数外,都用动词原形,主语是第三人称单数时,在动词 词尾加-s或
6、-es 肯定式:主语+动词原形/动词的第三人称单数 , 否定式:主语+助动词 dont/doesnt +动词原形+其他 疑问式:Do/Does+主语+动词原形+其他 简略回答:(肯)Yes,主语+do/does (否)No,主语+do/does not 缩写形式: dont = do not doesnt =does not注意:have的第三人称单数为has 用法: 1.表示事实,现状,性质或经常的,习惯的动作,常与often, usually, always, sometimes, today,every day,once a week, every five minutes, on Su
7、ndays等时间状语连用, eg. He has a brother. 2.表示普遍真理. eg. The earth goes round the sun. 3.表示在现在时间里所发生的一个动作 . eg. Here comes the train. 4.在时间和条件状语从句中代表一般将来时 . eg.Ill go with you if you are free tomorrow. B:一般过去时棗表示过去发生的动作或存在的状态,一般过去时通常由动词的过去式表示。 结构: 1.动词的第一、三有称单数用,其他人称用,其肯定式,否定式,疑问式和简略回答形式与一般现在时相似。 2.行为动词的过去
8、式分为规则和不规则两种, 规则动词的过去式是在动词后加或,不规则动词参照不规则动词表,需要专门记忆。 肯定式:主语+动词的过去式 + 其他 eg. I got up at six this morning. 否定式:主语 + did not + 动词原形 + 其他 eg.John didnt live here last year. 疑问式:Did + 主语 + 动词原形 + 其他 eg.Did you see him a moment ago? 简略回答.(肯)Yes, 主语 +did (否)No , 主语 + didnt. 用法 :1.主要用于过去某个时间发生的动作或状态. eg.My f
9、ather was at work yesterday. 2.表示过去经常或反复发生的动作,常与often,always 等表示频度的时间状语连用. eg.He always went to work by bus last summer. 3.和when等连词引导的状语从句连用. eg.When she reached home, she had a short rest. 4.常与表示过去的时间状语, 如 ago, yesterday, last week, in the old days, when I was five years old, in 1995 等连用. eg.They b
10、egan the work two months ago. Were you born in 1981? Yes, I was. C:一般将来时棗表示将来发生的动作或存在的状态 结构: 助动词shall/will + 动词原形(当主语第一人称时,一般用shall,当主语为第三人称时,用will,但主语为第一人称时,也用will 肯定式:主语+shall/will+动词原形+其他否定式:主语+shall/will+not+动词原形+其他.疑问式:Shall/Will+主语+动词原形+其他 简略回答:(肯)Yes,主语+shall/will .(否)No,主语+shall/will+not 缩写形
11、式: ll =shall/willshant= shall not wont = will not 用法: 1.表示将要发生的动 作或情况,常用时间状语有: later (on), soon, in a month, next time, from now on, tomorrow等. eg. I shall be eighteen years old next year. Maybe Chinas population _ (pass) 1,300,000,000 by the year 2005. 2.表示某种必然的趋势 eg. Fish will die without water. 解
12、析: 1.在以第一人称为主语的问句中,常用 shall 表示提议和询问情况,在以第二人称作主语的问句中,用will 表示请求. eg. Where shall we have the meeting? Will you please lend me your pen? 2.当主语是第一人称时,用will 表示意愿.决心.允诺.命令等. eg. I will give you an English-Chinese dictionary for your birthday. 3.在时间或条件状语从句中,一般用一般现在时代替一般将来时. eg. Tom will write to me when h
13、e gets there. 4.be going to +动词原形也可表示将来时. (1).表示主观意愿.打算等. eg. Hes going to learn English next term. (2).根据已有迹象,可能要发生的情况 eg. Look at the black clouds! -It is going to rain. D:现在进行时棗表示目前或目前阶段正在进行的动作。 结构: am/is/are + 动词的-ing形式 用法: 1.表示目前发生(进行)的动作(不指状态),常用时间状语有:now,at the moment 等,并常出现在祈使句的句子中,与 look, l
14、isten连用. eg. Are you writing a letter to your father at the moment? Listen! She is singing in the next room. 2.表示目前阶段正在进行,而此刻不一定在进行的动作. eg. They are planting trees these days. 3.表示按计划或安排即将进行的动作,表示这种动作的动词有:come, go, leave, arrive, start, see等,并常与表示将来时间的状语连用. eg. They are leaving for Australia tomorro
15、w afternoon. 注意: 某些表示感觉或状态的动词,如 love, like, prefer, hate, see, know等一般不用现在进行时. eg. Lucy prefers art to science. 练习题: 1.Mary and Joe go to the Shopping Center _ . a.once a week b. in a week c. next week d. for a week 2.Be quiet! The baby _ (sleep) in the next room. 3.Dick will pass the message on to
16、your sister as soon as he _ (meet) her in her office tomorrow. 4.The bell for the class rang while they _ (play) on the playground. 5.Lucy said it _ (rain) later on. 思考题: 1.The Chinese people _(work) hard to make their country stronger and more beautiful. 2.Hell write to you as soon as he _ (arrive
17、) in Hainan. 3.The students of Class One _(have)a meeting from three to five yesterday afternnon. 4.The sky is black. It _ (rain), Im afraid. 5.If it _(not snow)tomorrow,well go skating 6.Mr and Mrs Green_(travel)to the south of China next week,arent they? 7.I_(not see)the film with you because Ive
18、seen it already. 8.He told us that he_(stay)here till the next week. 9.I_(lose)my pen this morning. I havent found it yet. 动词的时态(下)G:现在完成时棗表示到目前为止已经完成,并对现在留下某种后果和影响的动作。 结构:助动词have/has + 动词的过去分词 用法:1.表示过去发生的某一动作对现在造成的影响或结果,常与一些时间状语,如:already, yet, ever, never, just, before, once,twice等连用,也可以和包括现在在内的时
19、间状语,如these days,today,this year,so far等连用.eg.I have already posted the letter. (信已经不在我这儿了) 2.表示过去发生的动作或存在的状态,一直持续到现在,也许还将继续下去,可以和表示从过去某一时刻延续到现在的一段时间的状语连用,即for +时间段,since+时间点/从句, in the last ten years等,谓语只可用延续性动词. 解析: 1.英语动词根据词义可分为两种,一种是延续性的,一种是终止性的,终止性动词(也可称为非延续性动词,瞬间动词,或点动词),如begin,start,die,buy,le
20、ave, come等,表示动作的发生与结束于一瞬间完成,不能再延续,所以它的现在完成时不能和表示延续的时间状语连用,即不能与表示一段时间的状语,for+时间段, since+时间点/从句连用,也不能用在how long引导的特殊疑问句中. eg. Ive left Shanghai for three days.() Ive been away from Shanghai for three days.( ).I left Shanghai three days ago. ( ) It is /has been three days since I left Shanghai.( ) 2.初中
21、英语课本中常见终止性动词有:leave, go, come, arrive, begin, buy, borrow, die, join, become等.终止性动词要表示持续时, 可用以下方法: .将时间状语改为时间段 + ago,句中谓语动词用一般过去时. eg.我弟弟参军两年了. My brother joined the army two years ago. .若保留for+时间段,since+时间点/从句, 或用在 how long 句型中,则需将终止性动词改为相应的状态动词或延续性动词 常见终止性动词与延续性动词(或状态动词)的对应关系如下come/go/arrive/get/r
22、each/move-be in/at open-be open die-be dead close-be closed become-be borrow-keep begin/start-be on put on-wear leave-be away (from) buy-have fall asleep-be asleepend/finish-be over catch a cold-have a cold join the army-be in the army be a soldier join the Party-be in the Party be a Party member My
23、 brother has been in the army for two years. My brother has been a soldier for two years. 3.现在完成时中been to,gone to和been in/at been to去过某地,表示某人的一种经历,可以和once,twice,already,ever,never等连用. eg. She has been to Shanghai twice. (表示目前人在这里) gone to 去某地了,说话时某人已离开此地,在去某地的途中或已在某地, eg. She has gone to Shanghai。 (
24、表示现在她人不在这里) been in/at 逗留在某地(已经一段时间).常和for ten days,since I came here等连用. eg. She has been in Shanghai since she moved there. 4.现在完成时和一般过去时的区别现在完成时所表明的是过去发生的动作对现在的影响,强调的是现在的情况,不可以和表示过去的时间状语yesterday,in 1991,three days ago last time,last night等连用一般过去时表明的是过去发生的事实,和现在不发生关系. 5.现在完成时中的 for 与 sincefor + 时
25、间段 与延续性动词的现在完成时连用 since + 时间点/从句I have kept the library book for a week.= I have kept the library book since a week ago. 6. It is /has been +一段时间 + since 从句.自从某事发生已有一段时间了. eg. It is /has been two years since my brother joined the army. 注意:1.since 引导的从句中动词用过去时2.when 引导 的特殊问句不与现在完成时连用.3.have got,has g
26、ot 虽然是现在完成时,但have got=have has got=has 练习题: 1.Its a long time since we _ (meet) last,isnt it? 2.-I know you _ (choose) a picture book among these. -Yes,Have a look at it, please. 3.So far,spaceships without people _ (reach) the moon and some other partsof the universe. 4.My father_ home for nearly t
27、hree weeks.A.has gone away from B.has left C.has been away from D.went away 5.Mr and Mrs Green have_in China for a week. A.been B.got C.arrived D.reached 6.-Wheres Mary? -Oh,she _the library.A.has gone to B.went to C.has been to D.had gone to H:过去完成时棗表示过去某一时间或动作之前已完成的动作 结构: 助动词had + 动词的过去分词 用法: 1.表示
28、在过去某一时间或动作之前已经发生或完成了的动作,动作发生的时间为“过去的过去“.表示过去某一时间可用by,before 等构成的短语,也可用when,before等引导的从句或通过上下文表示. eg. By the end of last term,we had learned a thousand English words. He had finished his homework before his father came back last night. 2.表示过去某个时间之前发生的动作或状态, 一直延续到这一过去时刻,或还将继续下去. eg. When I got to know
29、 him, he had worked there for twenty years.(注意) 否定式 had not = hadnt 时态的呼应 1.主句中谓语动词如果是现在时或将来时,从句中的谓语动词可以用任何所需要的时态, he wants to speak to the headmaster. He said that he wont be free tomorrow. he came last night. 2.主句中的谓语动词如果是过去时态,从句中的谓语动词一般情况下要用过去时态的某种形式. He said that he was working hard on his Chine
30、se.he had a very good journey home. he hadnt bought the present yet.he would stop in Moscow on the way. 3.如果从句所述内容是客观真理,则谓语动词总是用一般现在时,而不受主句中谓语动词时态的影响. eg. Miss Gao told us that light travels much faster than sound. 4.时间或条件状语从句中,若主句是一般将来时或祈使句,从句要用一般现在时代替将来时. eg.Stop talking when the headteacher _(wal
31、k)into the classroom. Jim wont watch TV until he _ (finish) his homework every time. 练习题: 1.They were so pleased to see each other that they almost _ (forget) everything else around. 2. The girl put on her dress and then _ (go) to the mirror to look at herself. 思考题: 1.I_(leave)my ruler at home. Can I use yours? 2.Whos Jack London? I _ n
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