一般现在时-时间状语
英语八大时态公式
英语八大时态公式:一、一般现在时:1.概念:经常、反复发生的动作或行为及现在的某种状况。
2.时间状语: always, usually, often, sometimes, every week (day, year, month…), once a week, on Sundays,3.基本结构:动词原形(如主语为第三人称单数,动词上要加(e)S)4.否定形式:am/is/are+not;此时态的谓语动词若为行为动词,则在其前加don't,如主语为第三人称单数,则用doesn't,同时还原行为动词。
5.一般疑问句:把be动词放于句首;用助动词do提问,如主语为第三人称单数,则用does,同时,还原行为动词。
6.例句:. It seldom snows here.He is always ready to help others.Action speaks louder than words.二、一般过去时:1.概念: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。
2.时间状语:ago, yesterday, the day before yesterday, last week(year, night, month…), in 1989, just now, at the age of 5, one day, long long ago, once upon a time, etc.3.基本结构:be动词;行为动词4.否定形式:was/were+not;在行为动词前加didn't,同时还原行为动词。
5.一般疑问句:was或were放于句首;用助动词do的过去式did 提问,同时还原行为动词。
6.例句:She often came to help us in those days.I didn't know you were so busy.三、现在进行时:1.概念:表示现阶段或说话时正在进行的动作及行为。
英语中的十六种时态
英语中的十六种时态一、一般现在时1.概念:表示经常发生的情况;有规律出现的情况;总是发生的;和事实真理2.时间状语: always, usually, often, sometimes, everyweek day,year, month…·, oncea weekday,year, month…, on Sundays on M ondays…·,3.基本结构:动词原形如主语为第三人称单数,动词上要改为第三人称单数形式4.否定形式:主语+am/is/are+not+其他;此时态的谓语动词若为行为动词,则在其前加don’t,如主语为第三人称单数,则用 doesn’t,同时还原行为动词;5.一般疑问句:把be动词放于句首;用助动词do提问,如主语为第三人称单数,则用does,同时,还原行为动词;6.例句: It seldom snows here.这里很少下雪; He is always ready to help others.他总是乐于帮助别人 Action speaks louder than words.事实胜于雄辩二、一般过去时1.概念: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;2.时间状语:ago, yesterday, the day before yesterday, last week , last year , night , month . , in 1 9 8 9 , just now at the age of 5 , one day , long long ago , once upon a time3.基本结构:主语+动词的过去式或be的过去式+名词4.否定形式:主语+was/were+not+其他;在行为动词前加didn’'t,同时还原行为动词;5.一般疑问句:was或were放于句首;用助动词do的过去式did提问,同时还原行为动词;6.例句: She often came to help us in those days.那些天她经常来帮助我们; i didn' t know you were so busy.我不知道你是这么忙三、一般将来时1.概念:表示将要发生的动作或存在的状态及打算、计划或准备做某事;2时间状语: Tomorrow, next dayweek, month,year…· soon , in a few minutes , by , the day after tomorrow , etc .3.基本结构:主语+am/is/are+ going to+do+其它;主语+wi1l/ shall+do+其它4.否定形式:主语+am/is/ are not going to do;主语+will/ shall not do+其它5.一般疑问句:be放于句首;wi1l/sha1l提到句首;{首字母大写6 .例句 : they are going to have a competition with us in studies It is going to rain.天要下雨了四、一般过去将1.概念:立足于过去某一时刻,从过去看将来,常用于宾语从句中;2.时间状语: The next day morning \,year……,the following monthweek…·,etc3.基本结构:主语+Was/were+ going to+do+其它;主语+ would/ should+do+其它4.否定形式:主语+was/were+not+ going to+do;主语+ would/ should5.一般疑问句:was或were放于句首; would/ should提到句首6.例句: He said he would go to beijing the next day.他说他第二天要去北京; asked who was going there.我问,谁要去那里;五、现在进行时1.概念:表示现阶段或说话时正在进行的动作及行为;2时间状语:Now, at this time,days,, listen3.基本结构:主语+be+ doing+其它4.否定形式:主语+be+ not + doing+其它5.一般疑问句:把be动词放于句首;6.例句: How are you feeling today你今天感觉如何 He is doing well in his lessons.在课上他表现得很好;六、过去进行时1.概念:表示过去某段时间或某一时刻正在发生或进行的行为或动作;2时间状语: at this time yesterday, at that time或以when引导的谓语动词是一般过去时的时间状语等;3.基本结构主语+was/ were + doing+其它4.否定形式:主语+Was/were+not+ doing+其它5.一般疑问句:把was或were放于句首;第一个字母大写6.例句: At that time she was working in a pla unit.那段时间她在人民解放军部队工作; When he came in, i was reading a newspaper.他进来时,我正在读报纸;七、将来进行时1.概念:表示将来某一时间正在进行的动作,或表示要在将来某一时间开始,并继续下去的动作;常用来表示询问、请求等;2时间状语:Soon, tomorrow, this evening, on Sunday, by this time , in two days , tomorrow evening3.基本结构:主语+ shall/will+be+现在分词+其它4否定形式:主语+ shall/wi1l+not+be+现在分词+其它5.例句: This time next day they will be sitting in the cinema.下一天的这个时间,他们正坐在电影院; He won’ t be coming to the party.他不去参加聚会了;八、过去将来进1.概念:表示就过去某一时间而言,将来某一时刻或某一段时间正在进行的动作,主要用于宾语从句中,尤其多用于间接引语中2.基本结构: should/ would+be+现在分词3.例句: They said they would be coming他们说了他们将要来; He said he could not come because he would be having a meeting .他说他不能来因为要开会九、现在完成时1.概念:过去发生或已经完成的动作对现在造成的影响或结果,或从过去已经开始,持续到现在的动作或状态;2.时间状语:yet, already,just, never,ever, so far, by now,S1nce+时间点,for+时间段, recently, lately,ln the past few years , etc .3.基本结构:主语+have/has+过去分词+其它4.否定形式:主语+have/has+not+过去分词+其它5.一般疑问句:have或has放句首;6.例句: I've written an article.我已经写了一篇论文; The countryside has changed a lot in the past few years在过去的几年,农村发生了巨大的变化十、过去完成时1.概念:以过去某个时间为标准,在此以前发生的动作或行为,或在过去某动作之前完成的行为,即“过去的过去”;2时间状语: Before, by the end of last yearterm, month…·,etc.3.基本结构:主语+had+pp过去分词+其它4.否定形式:主语+had+not+过去分词+其它5.一般疑问句:had放于句首;6.例句: As soon as we got to the station, the train had left.当我们到车站的时候,火车已经开走了; By the end of last month , we had reviewed four books .到上个月底,我们已经复习了四本书;7.基本结构:主语+had+过去分词+其它①肯定句:主语+had+过去分词+其它②否定句:主语+had+not+过去分词+其它③一般疑问句:Had+主语+过去分词+其它④特殊疑问句:特殊疑问词+一般疑问句十一、将来完成时1.概念:在将来某一时刻之前开始的动作或状态2.时间状语: by the time of; by the end of+时间短语将来; by the time+从句将来3.基本结构:主语+ be going to/will/ shall+have+过去分词+其它4.例句:by the time you get back , great changes will have taken place in this area .到你回来的时候,就将发生巨大的变化;十二、过去将来完成时1.概念:表示在过去某一时间对将来某一时刻以前所会发生的动作,常用在虚拟语气中,表示与过去的事实相反;2.基本结构: should/ would have done sth3.例句: i thought you'’ d have left by this time.我想这会儿你已经走了; He told them he would have finished it by 8 o clock .他告诉他们他会在8点以前干完十三、现在完成进行时1概念:表示从过去某一时间开始一直延续到现在的动作;这一动作可能刚刚开始,也可能仍在继续,并可能延续到将来;2.基本结构:主语+have/has+been+ doing+其它3时间状语: Since+时间点,for+时间段等;4.例子: i have been sitting here for an hour.我已经在这里坐了一个小时; The children have been watching tv since six o ' clock .从6点起,孩子们一直看电视十四、过去完成进行时1.概念:表示某个正在进行的动作或状态,持续到过去某个时刻,还未完成,一直持续到之后的当前才结束;2.基本结构:主语+had+been+ doing+其它3.例子: She had been suffering from a bad cold when she took the exam;她在考试之前一直患重感冒; Had they been expecting the news for some time 他们期待这个消息有一段时间了吧4.特殊含义:①尚未完成: He had been writing the novel.他已经在写小说了;他没写完②企图: He had been studying the meaning of this proverb.他曾经学习过这个谚语;他曾努力学习过它③未得结果: We had been studying what our enemy had said.我们一直致力于敌人所说的;但是我们没有理解④最近情况: He had been quarreling with his wife.他和他的妻子吵了一场架;最近⑤反复动作: He had been asking me the same question.他一直问我相同的问题;屡次⑥情绪: What had he been doing他做了什么不耐烦十五、将来完成进行时1.概念:表示动作从某一时间开始一直延续到将来某一时间是否继续下去,要视上下文而定;2.基本结构: shall/ will have been doing3.例子:I shall have been working here in this factory for twenty years by the end of the year .到今年年底,我将在这个工厂工作20年了;If we don ' t hurry up the store will have been closing before we get there .咱们如不快一点儿,等我们到了那儿,店门就会关了;十六、过去将来完成进行时1.概念:表示从过去某时看至未来某时以前会一直在进行的动2.基本结构:should/ would+have+been+现在分词3.例子: He told me that by the end of the year he would have been living there for thirty years .他告诉我,到年底时,他就在那住了30年了;。
各时态常用时间状语总结
各时态常用时间状语总结常用时间状语有:1.每天/周/月/小时/十分钟,每隔一天/两天/几天。
2.早上/下午/晚上,在晚上。
3.每周一次,每年两次。
4.经常,通常,频繁地,总是,有时,偶尔,从不,很少。
5.在每个星期天。
6.现在,目前,暂时,现在就,总是。
现在进行时常用时间状语:1.现在,此刻,目前,暂时。
2.总是。
现在完成时常用时间状语:1.for + 一段时间,since + 点时间,如ever since,since then。
2.在过去的30年里,在过去。
3.最近,刚刚,这些日子。
4.到目前为止,直到现在。
5.肯定的ever,否定的never。
6.肯定的already,否定的yet。
一般过去时常用时间状语:1.一般现在时的时间状语+一个过去的时间,如every day last year,on Sundays last year。
Yesterday。
just now。
and the other day are all examples of time XXX。
phrases like last year。
last night。
and last month refer to specific points in the past。
When using time clauses introduced by when。
XXX is often used to describe an n that was in progress when another n occurred。
For example。
"I was watching TV when he came in." It is XXX present continuous tense。
it XXX n in the present.The past perfect tense is used to XXX before another past n。
英语中的时间状语
英语中常用的时间状语有以下几种:1. 一般现在时:表示现在的习惯、事实或一般情况。
如:I study English every day.(我每天学英语。
)2. 一般过去时:表示过去某个特定时间发生的动作或存在的状态。
如:I studied English yesterday.(我昨天学英语了。
)3. 一般将来时:表示将来某个时间会发生的动作或存在的状态。
如:I will study English tomorrow.(我明天会学英语。
)4. 现在进行时:表示现在正在进行的动作。
如:I am studying English now.(我现在正在学英语。
)5. 过去进行时:表示过去某个特定时间正在进行的动作。
如:I was studying English at 8 o'clock last night.(昨天晚上八点我正在学英语。
)6. 将来进行时:表示将来某个特定时间将要进行的动作。
如:I will be studying English at 8 o'clock tomorrow.(明天早上八点我将要学英语。
)7. 现在完成时:表示过去发生的动作对现在造成的影响或结果。
如:I have studied English.(我已经学过英语了。
)8. 过去完成时:表示过去某个时间点之前已经完成的动作。
如:I had studied English beforeI went to college.(我上大学之前已经学过英语了。
)9. 将来完成时:表示将来某个时间点之前将要完成的动作。
如:I will have studied English by the time I graduate.(我在毕业时已经学过英语了。
)10. 现在完成进行时:表示从过去某个时间开始一直持续到现在并仍在进行的动作。
如:I have been studying English for 3 years.(我已经学了三年英语了。
英语十一种主要时态总结
英语十一种主要时态总结1、一般现在时:概念:经常、反复发生的动作或行为及现在的某种状况。
时间状语:always, usually, often, sometimes, every week (day, year, month…), once a week, etc.基本结构:①be动词;②行为动词否定形式:①am/is/are+not;②此时态的谓语动词若为行为动词,则在其前加don't,如主语为第三人称单数,则用doesn't,同时还原行为动词。
一般疑问句:①把be动词放于句首;②用助动词do提问,如主语为第三人称单数,则用does,同时,还原行为动词。
一般现在时由动词原形表示,但第三人称单数后要加词尾-s,be 和have要根据人称的变化使用特殊的形式。
一般现在时主要表示经常性的动作或存在的状态,还可用来表示普遍真理。
The Yangtze rises in Qinghai. 长江发源于青海。
Actions speak louder than words. 行动胜于言辞。
We have friends all over the world. 我们的朋友遍天下。
2、一般过去时:概念: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。
时间状语:ago, yesterday, the day before yesterday, last week(year, night, month…), in 1989, just now, at the age of 5, one day, long long ago, once upon a time, etc.基本结构:①be动词;②行为动词否定形式:①was/were+not;②在行为动词前加didn't,同时还原行为动词。
一般疑问句:①was或were放于句首;②用助动词do的过去式did 提问,同时还原行为动词。
一般现在时及其被动语态
一般现在时及其被动语态一.一般现在时:1.用法:(1)反复性或经常性发生的动作或存在的状态;(2)表示客观真理或事实;e.g. Tom eats breakfast every morning.The sun rises in the east and sets in the west.2.时间状语:(1)every/each +单数时间名词(day/ month/year/week等);e.g. every day每一天;each month每个月;every week每个周(2)频率副词:usually/often/sometimes/always等。
e.g. Mary usually finishes her homework on time.They often go to the place to have a rest.3.谓语动词形式:(1)be动词:am/ is /are;(2)实义动词:原形和第三人称单数形式(简称三单形式);当主语为I, you及复数时,谓语动词用原形;当主语为单数时,谓语动词用三单形式。
e.g. Tom goes to school every day.They often stay at home on weekends.Mary and I are friends now.(3)动词三单形式的转换规则:①一般情况下,直接加“s”;e.g. help—helps like—likes come—comesplay—plays find—finds②以s, x, sh, ch, o结尾的动词,加“es”;e.g. guess—guesses fix—fixes teach—teachesfinish—finishes go—goes do—does③以辅音字母加“y”结尾的动词,变“y”为“i”,再加“es”。
e.g. study—studies worry—worries try—triescarry—carries4. 一般现在时肯定句转换为否定句,一般疑问句及一般疑问句的肯定和否定回答;(1)含有be动词(am/is/are)的陈述句变为一般疑问句,直接把be 动词提到句首,然后把“.”变“?”即可,其中第一人称I和we要相应的变为第二人称you。
常用英语时态时间状语
just, already, yetjust: “Are you hungry?”“No, I have just had lunch”Hello, have you just arrived?already: “Don’t forget to pay your electricity bill.”“I have already paid it.”“What time is Mark leaving?”“He has already left.”yet: Has it stopped raining yet?I’ve written the email, but I haven’t sent it yet.never, ever, now, before:Have you ever eaten caviar?What a boring film, it’s the most boring film I have ever seen.He has never driven a car before.recently: Have you heard anything from Brian recently?in the last few days: I’ve met a lot of people in the last few days.so far: Everything is going well. We haven’t had any problems so far.since then(1949, last Monday, two o'clock, 从句...,etc.): I’m hungry. I haven’t eaten anything since breakfast. (=from breakfast until now)for three days(a long time, two hours,...etc.): It’s good to see you again, We haven’t seen each other for a long time.today, this evening, this week, this term, these days, this year…today: I’ve drunk four cups of coffee today.this morning: I haven’t seen Tom this morning. Have you?this year: Have you had a holiday this year?this term: Rob hasn’t worked very hard this term.once, twice, three times:It’s the first time he has driven a carSarah has lost her passport again, it’s the second time this had happened. 7.过去完成时:by then(1977,yesterday,eight last night,the time we got there,...etc.)by the end of last term(week,year,month,...etc.)有些时间状语可用在不同的时态中,各有其意:now:1)I am speaking English now.2)We have finished our homework now.3)He's in the classroom now.this afternoon:1)We had a class meeting this afternoon.2)We're going to see a film this afternoon.today:1)I've got two letters today.2)We will learn a new lesson today.3)She's cleaning her room today.after seven:1)Mary will wash her clothes after seven.2)Mary washed her clothes after seven.for a week:1)John stayed in Wuxi for a week.2)John has stayed in Wuxi for a week.3)John will stay in Wuxi for a week.除之外,过去将来时主要用于宾语从句(主句为过去时);故事;小说中等表过去的打算。
一般现在时的时间状语
一般现在时的时间状语一般现在时的时间状语主要有:always,usually,often,sometimes,never,every day,on Sundays,in the morning/afternoon/evening等;一般过去时的时间状语有:ago(以前),a moment ago(刚才),last night/week/month/year(昨晚/上周/上个月/去年)。
一般现在时,是一种英语语法形式。
表示通常性、规律性、习惯性、真理性(即事实)的动作或状态,或者动作有时间规律发生的事件的一种时间状态。
在英语语法中,“时“指动作发生的时间,”态“指动作的样子和状态。
一般现在时在英语中,主要有三种用法。
我们在写作的时候一定要注意每一种用法的语境有有什么不同。
一般现在时的主要结构是:主语+动词(原形或三单)或者系动词+其他;一般现在时的否定句结构是:主语+doesn’t+动词原形+其他。
1.一般现在时的时间状语有:always(一直,总是是often(常常)usually(通常)sometimes(有时时everyday/week/month/year 每天/周/月/年。
2.一般过去时的时间状语有:ago(以前),a moment ago(刚才),last night/week/month/year(昨晚/上周/上个月/去年),yesterday(昨天),the day before yesterday(前天)。
just now(刚才),a moment ago(刚刚),yesterday 昨天,last spring上个春天,a few days ago 几天前,many years ago数年前,in l990在1990年,last night昨晚,this morning 今天早上。
3.一般将来时的时间状语:tomorrow明天,the day after tomorrow 后天,next week/month/year 下个周/月/年,in two day 两天内,in a month一个月内。
一般现在时详解
一:一般现在时:表示经常性的事情。
时间状语:often经常, usually通常, always总是,every 每个, sometimes有时,at…在几点钟只有第三人称单数用动词三单,其余动词均用原形三单变化:多数在动词后加s play—plays like—likes 以s,x,sh,ch,o结尾的动词加es go —goes wash--washes 以辅音字母加y结尾,把y改i再加es fly—flies二:基本结构:动词原形(如主语为第三人称单数,动词上要改为第三人称单数形式)三:否定形式:am/is/are+not;此时态的谓语动词若为行为动词,则在其前加don't,如主语为第三人称单数,则用doesn't,同时还原行为动词。
四:一般疑问句:把be动词放于句首;用助动词do提问,如主语为第三人称单数,则用does,同时,还原行为动词。
五:但是,动词to be 和to have 的一般现在时的形式特殊如下:一般动词的词形变化To be 的词形变化To have 的词形变化I know it I am a student I have a pen.You know it. You are a student You have a penHe (she) knows it. He (she) is a student. He (she)has a pen.We (you,they) know it. We (you,they) are students. We (you,they) have pens.3、动词A)第三人称单数当动词是第三人称单数时,动词应该像名词的单数变动词那样加s,如下:一)一般在词后加s。
如:comes, spells, waits, talks, sees, dances, trains二)在x, sh, ch, s, tch后加es。
如:watches, washes, wishes, finishes三)1)以辅音字母加y结尾的变y为i再加es。
英语时态中时间状语
1、一般现在时表示现阶段经常或习惯发生的动作或存在的状态,或说明主语的特征;①一般现在时句子中常有的时间状语:often,usually,sometimes,always,every day等, once/twice,a week等, on Sunday等,never,in the morning等;2、一般过去时表示过去某时发生的动作或状态,这种动作或状态可能是一次性,也可能经常发生;①表示过去具体时刻发生的一次性动作时,时间状语有:at eight yesterday morning,ten minutes ago, when引导的时间状语从句;②表示过去一段时间内不知何时发生的一次性动作时,时间状语有:yesterday, last year等, in 1998 等;③表示过去一个阶段中经常发生的事情时,时间状语有:last…, in…, from…to…, for10 years,often,usually, sometimes, always, never等;3、一般将来时表示将来某一时刻或经常发生的动作或状态;①般将来时的时间状语有:tomorrow, this afternoon,next year,one day, now, soon, someday, sometime, in the future, when引导的从句等;4、现在进行时现在进行时表示现在正在进行的动作或是现阶段正发生而此刻不一定在进行的动作;①现在进行时由“助动词be am is are +现在分词”构成;②现在进行时的时间状语有:now, this …, these…等,但经常不用;如:What are you doing up in the tree你在树上干什么/ I am writing a long novel these days.我最近在写一本长篇小说③表示即将发生的动作,一般指近期安排好的事情;常见的动词有:come, go, stay, leave, spend, do等;如:I’m coming now.我就来/ What are you doing tomorrow你明天干什么/ He is leaving soon.他就要走了④表示频繁发生或反复进行的动作,常与always等频度副词连用,以表示赞扬、不满或讨厌等感情色彩;如:He is always borrowing money from me and forgetting all about it some time later.他老是向我借钱,过一些时候就忘得一干二净5、过去进行时过去进行时表示过去某一时刻或某阶段正在进行的动作;①过去进行时由“was第一、三人称单数或were第二人称单数和各人称的复数+现在分词”构成;②过去进行时的时间状语有:then, at that time, this time yesterday, at eight yesterday morning,a year ago, 以及由when引出的时间状语从句;6、现在完成时现在完成时表示一个发生在过去的、对现在仍有影响的动作,或表示开始在过去,并且一直延续到现在,甚至还可能延续下去的动作;①在完成时由“助动词have has+动词的过去分词”构成;②表示发生在过去的对现在仍有影响的动作时,时间状语有:already, yet, just, once, twice,ever, never,three times, before等;如:I have never seen such fine pictures before. 我以前从来没有看过这么好的画/ He has just gone to England.他刚去英国③表示在过去开始一直延续到现在可能延续下去的动作或状态时,时间状语有:for two years,since 1990, since two weeks ago和since引导的状语从句;如:I have been away from my hometown for thirty years.我离开家乡有30年了/ Uncle Wang has worked in the factory since it opened.自从这家工厂开张,王叔叔一直在那儿工作④口语中have got往往表示have有的意思;如:They have got thousands of books in their library.他们图书馆有上万本书⑤have been to与have gone to的区别:have gone to“已经去了”表示人不在这里,have been to“去过”表示人在这里;如:--Where is Mr Li –He has gone to the UK.李先生在哪里他去了英国;/ --Do you know something about Beijing –Yes,I have been to Beijing three times. 你知道北京的情况吗是的,我去过那里三次;⑥在完成时中,一个瞬间性动词一次性动作不能与表示一段时间的状语连用,此时须将该瞬间动词改为延续性动词或状态动词;具体变化见下表:瞬间性动词的完成时→ 延续性动词或状态动词的完成时have already gone to…have been in / at … for two yearshas come to… has been here since 1990had left… had been away from… arrived… been in… died been dead begun been on ended been over bought... had… borrowed… kept… joined… beenin … It is / has been + 多久+ since + 主语人+谓语过去时+……+过去时间状语或者使用下面这个句型:注意在其它的时态中也存在类似问题,记住,关键是:瞬间动词不能和表达一段时间的状语连用;如:How long may I keep the book这本书我能借多久句子中keep取代了borrow7、过去完成时过去完成时表示过去某一时间或某一动作发生之前已经完成的动作;简言之, 过去完成时所表示的时间是“过去的过去”;①过去完成时由“助动词had+动词的过去分词”构成;②过去完成时时间状语有:by yesterday, by then, by the end of last…或者由when,before等引出状语从句;有时句子中会有already, just, once, ever, never等词语,也会有for… 或since…构成的时间状语;如:They had already finished cleaning the classroom when their teacher came.当老师来的时候他们已经打扫完了教室/ The woman had left before he realized she was a cheat.在他发觉那个妇女是个骗子时她已经走掉了③过去完成时常用于宾语从句中、after引导的从句中,或者从句是before引导的主句中;如:After I had put on my shoes and hat,I walked into the darkness.我穿上鞋子戴上帽子走进了黑暗之中/ He said that he had never seen a kangaroo before.他说他以前从来没有见过袋鼠8、过去将来时过去将来时表示在过去预计将要发生的动作或存在的状态;①过去将来时由“助动词should第一人称或would第二、三人称+动词原形”构成;在美国英语中,过去将来时的助动词一律用“would +动词原形”;②过去将来时常由于宾语从句中,时间状语有:later, soon, the next day.③在时间状语从句和条件状语从句中不可以使用过去将来时,而应该使用一般过去时;如:He promised that he would pay me a lot if I helped him with the project.他答应付给我许多钱如果我帮助他搞那个项目/ Every time when he was free,he would sit down and read some books.每次只要他有空他就会坐下来看看书④表示纯粹的将来时用would或should,表示打算或主观认为的事情用was/were going to +动词原形;如:She told me she would be 18 the next month.她告诉我她下个月就18岁了/ She told me that she was going to havea walk with her pet dog.她告诉我她打算带她的宠物狗去散步⑤过去将来时还可以表示一个过去经常性的动作;如:When it rained in the day, he would bring an umbrella with him.白天下雨时他会随身带一把雨伞9、完成进行时:现在完成进行时指一个从过去就开始一直延续到现在并由可能继续下去的动作,它具有现在完成时和现在进行时双重特征,结构是:“have/has + been +动词的现在分词”;如:I have been swimming in the cold water for about two hours.我已经在冰冷的水里游了将近两个小时/ How long have you been waiting here你在这里一直等了多久。
英语一般现在时
一般现在时详解一、定义:表示现在经常性或习惯性的动作或状态;表示客观真理、科学事实、格言以及不受时间限制的客观存在。
口诀:动词一般现在时,表示真理或习惯,三单人称做主语,动词加上s/es。
二、时间状语:句子中出现下列时间状语,用一般现在时often(经常), usually(通常), sometimes(有时),always(总是), once a week(一周一次),every day/week(每天/周), never(从不), on/at weekend(在周末),seldom(很少)三、含有be动词的一般现在时口诀:I和am,you和are,he she it(人名、地名、事物名)跟着is,单数is,复数are,变否定,be后not,变疑问,be提前(句首)。
注意:1表示单数的人名、地名、事物名,通常看做是第三人称单数。
例如Lily(人名),Beijing (地名),a book(事物名)2含有be动词的肯定句变疑问句A,把第一人称改为第二人称,即I变you,we变you,my变your。
B,be动词放在句首,其余照抄。
例如I am a girl. She is a doctor.否定句:I am not a girl. She is not a doctor.疑问句:Are you a girl? Is she doctor? (No, I’m not的回答:Yes, I am. Yes, she is. 回答和其余的回No, I’m not. No, she is n’t 答不一样)四、含有实义动词的一般现在时。
1,动词的第三人称单数形式口诀:动词三单现在式,一般词尾加s,s, x, sh, ch, o结尾,直接加上es,辅音字母加y尾,变y为i加es。
例如:have---has(特例)go---goes pass---passes watch---watches try---tries2, 含有实义动词的一般现在时口诀:主语为非三单变肯定,动词用原形,(主语不是第三人称单数)变否定,动词前加don’t,变疑问,句首加do。
英语时态的16种时态时间轴说明
英语时态的16种时态时间轴说明一般现在时:表示没有时限的持久存在的习惯性的动作或状态,或现阶段反复发生的动作或状态时间轴常连用的时间状语: every …,sometimes,always,never,often, usually例句:I often go to work by foot.一般过去时时间轴常连用的时间状语: yesterday,last week,an hour ago,the day before例句:We studied English there in 1998一般将来时:即将发生动作或状态。
时间轴常连用的时间状语: tomorrow, next year, the month after next, in two hours例句:I will fly to HK tomorrow.现在进行时:表示现在( 指说话人说话时) 正在发生的事情。
将来现在 过去 将来现在 过去 将来现在 过去时间轴常连用的时间状语: now,at the moment,look!...例句:He is doing the housework at home now.将来现在过去过去进行时时间轴常连用的时间状语: at that time, at 10 o’clock last night,at that moment例句:I was doing my homework at that time.将来进行时:将来某个时间正在发生的动作。
时间轴常连用的时间状语:This time tomorrow, at 9 o ’clock tomorrow, in a minute例句:This time tomorrow they will be sitting in the cinema..现在完成时时间轴常连用的时间状语: already ;yet ;ever ;never ;for two weeks ;since例句:Has he worked here since he came here过去完成时将来现在 过去 将来现在 过去 将来现在 过去时间轴常连用的时间状语: by the end of last year, by last year, before 从句(过去时)例句:how many English words had he learnt by the end of last year将来完成时时间轴常连用的时间状语:by the end of +将来时间例句:Will scientists probably have discovered a cure for cancer by the year 2050现在完成进行时:表示某一动作开始于过去某一时间,延续或重复地出现至今,或将继续延续至将来。
英语中的16种时态(全)
动词16个时态一、一般现在时1.概念:表示经常发生的情况;有规律出现的情况;总是发生的;和事实真理。
2.时间状语:Always, usually, often, sometimes, every week (day, year, month…),once a week(day, year, month…),on Sundays(on Mondays …),3.基本结构:动词原形(如主语为第三人称单数,动词上要改为第三人称单数形式)4.否定形式:主语 + am/is/are + no t + 其他;此时态的谓语动词若为行为动词,则在其前加don't,如主语为第三人称单数,则用doesn't,同时还原行为动词。
5.一般疑问句:把be动词放于句首;用助动词do提问,如主语为第三人称单数,则用does,同时,还原行为动词。
6.例句:It seldom snows here.这里很少下雪。
He is always ready to help others.他总是乐于帮助别人。
Action speaks louder than words.事实胜于雄辩。
二、一般过去时1.概念: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。
2.时间状语:ago, yesterday, the day before yesterday, last week, last(year, night, month…),in 1989,just now, at the age of 5,one day, long long ago, once upon a time, etc.3.基本结构:主语 + 动词的过去式或be的过去式+名词4.否定形式:主语 + was/were + not + 其他;在行为动词前加didn't,同时还原行为动词。
5.一般疑问句:was或were放于句首;用助动词do的过去式did 提问,同时还原行为动词。
一般现在时 表示现阶段经常或习惯发生的动作或存在的状态
一.一般现在时表示现阶段经常或习惯发生的动作或存在的状态,或说明主语的特征。
①一般现在时句子中常有的时间状语:o ften,usually,sometimes,always,very (day等), once/twice,a (week 等), on (Sunday等),never,in the (morning等)。
如:They go to the Palace Museum once a year./ They often discuss business in the evening.②表示客观真理、事实、人的技能或现在的状态时句子里一般不用时间状语如:The earth turns round the sun./ Light travels faster than sound.③表示十分确定会发生(如安排好的事情)或按照时间表进行的事情,用一般现在时二.一般过去时表示过去某时发生的动作或状态,这种动作或状态可能是一次性,也可能经常发生。
①表示过去具体时刻发生的一次性动作时,时间状语有:at (eight) (yesterday morning),(ten minutes) a go,when引导的时间状语从句。
如:I got up at 6:00 this morning./ Little Tom broke the window at half past nine this morning./ When he went into the room,he saw a stranger talking with hi s father.②表示过去一段时间内不知何时发生的一次性动作时,时间状语有:yesterday, last (year 等), in (1998 等)。
三、一般将来时表示将来某一时刻或经常发生的动作或状态。
①一般将来时的时间状语有:tomorrow,this (afternoon),next (year),one day,now,soon, some day,sometime, in the future, when引导的从句等。
一般进行时式状语
一般进行时式状语一、一般现在时:1.概念:经常、反复发生的动作或行为及现在的某种状况.2.时间状语:always,usually,often,sometimes,every week (day,year,month…),once a week,on Sundays,3.基本结构:动词原形(如主语为第三人称单数,动词上要加(es)4.否定形式:am/is/are+not;此时态的谓语动词若为行为动词,则在其前加don't,如主语为第三人称单数,则用doesn't,同时还原行为动词.5.一般疑问句:把be动词放于句首;用助动词do提问,如主语为第三人称单数,则用does,同时,还原行为动词.6.例句:.It seldom snows here.He is always ready to help others.Action speaks louder than words.二、一般过去时:1.概念: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.2.时间状语:ago,yesterday,the day before yesterday,last week,last(year,night,month…),in 1989,just now,at the age of 5,one day,long long ago,once upon a time,etc.3.基本结构:be动词;行为动词4.否定形式:was/were+not;在行为动词前加didn't,同时还原行为动词.5.一般疑问句:was或were放于句首;用助动词do的过去式did 提问,同时还原行为动词.6.例句:She often came to help us in those days.I didn't know you were so busy.三、现在进行时:1.概念:表示现阶段或说话时正在进行的动作及行为.2.时间状语:now,at this time,these days,etc.3.基本结构:am/is/are+doing4.否定形式:am/is/are+not+doing.5.一般疑问句:把be动词放于句首.6.例句:How are you feeling today?He is doing well in his lessons.四、过去进行时:1.概念:表示过去某段时间或某一时刻正在发生或进行的行为或动作.2.时间状语:at this time yesterday,at that time或以when 引导的谓语动词是一般过去时的时间状语等.3.基本结构:was/were+doing4.否定形式:was/were + not + doing.5.一般疑问句:把was或were放于句首.6.例句:At that time she was working in a PLA unit.When he came in,I was reading a newspaper.五、现在完成时:1.概念:过去发生或已经完成的动作对现在造成的影响或结果,或从过去已经开始,持续到现在的动作或状态.2.时间状语:recently,lately,since…for…,in the past few years,etc.3.基本结构:have/has + done4.否定形式:have/has + not +done.5.一般疑问句:have或has.6.例句:I've written an article.It has been raining these days.。