asif从句中的动词时态
asif用法归纳
a s i f用法归纳1.as if 从句的作用?as if一般可由as though来代替。
可在look, seem等系动词后引导表语从句。
如:He looked as if / though he was ill. 他看起来好像生病了。
It seems as if it is going to rain.看来好像要下雨了。
它还可引导方式状语从句。
如:I remember the whole thing as if / though it happened yesterday.我记得整个事情,就好像它是发生在昨天一样。
The child talked to us as if he were a grown?鄄up.那个小孩跟我们讲话就像个大人一样。
2.as if 从句的语气及时态①当说话者认为句子所述的是真实的或极有可能发生或存在的事实时,as if从句用陈述语气。
如:It sounds as if it is raining.听起来像在下雨。
He talks as if he is drunk.从他说话的样子来看他是醉了。
②当说话人认为句子所述的是不真实的或极少有可能发生或存在的情况时,as if从句用虚拟语气。
表示与现在事实相反,谓语动词用一般过去式。
如:You look as if you didn’t care.你看上去好像并不在乎。
He talked as if he knew what had happened.?他说话的样子,好像他知道发生了什么事情。
表示与过去或与谈话时间为止发生的事实相反,谓语动词用“had +过去分词”。
如:He talked about the Great Wall as if he had been there before.他说起长城来好像他以前去过那里。
The girl listened as if she had been turned to stone.那女孩倾听着,一动也不动,像已经变成了石头。
asif用法归纳
as if 用法归纳1. as if 从句的作用?as if一般可由as though来代替。
引导表语从句,可在look, seem等系动词后。
如:He looked as if / though he was ill. 他看起来好像生病了。
It seems as if it is going to rain.看来好像要下雨了。
引导方式状语从句。
如:I remember the whole thing as if / though it happened yesterday.The child talked to us as if he were a grown-up. 那个小孩跟我们讲话就像个大人一样。
2. as if 从句的语气及时态①as if从句用陈述语气。
当说话者认为句子所述的是真实的或极有可能发生或存在的事实时,It sounds as if it is raining. 听起来像在下雨。
He talks as if he is drunk. 从他说话的样子来看他是醉了。
②as if从句用虚拟语气。
当说话人认为句子所述的是不真实的或极少有可能发生或存在的情况时,表示与现在事实相反,谓语动词用一般过去式。
如:You look as if you didn’t care. 你看上去好像并不在乎。
When a pencil is partly in a glass of water, it looks as if it were broken.表示与过去或与谈话时间为止发生的事实相反,谓语动词用“had +过去分词”。
如:He talked about the Great Wall as if he had been there before.说起长城来好像他以前去过那里。
The girl listened as if she had been turned to stone.女孩听着,一动也不动,像已经变成了石头。
asif的三种用法
词语荟萃
a s if 的三种用法
山东 周 森 白寒松
一、as if 引导从句
1. as if 在 look, seem 等系动词后面引导表语从句。例如:
2007.7- 8
She looks as if she were ten years younger. 她看起来好像年轻了十
A School Garden Of English
48
Tom raised his hands as if ( he was going) to say something. 汤姆举 学
起手, 好像要说什么。
英
She left the room hurriedly as if ( she was) angry. 她匆忙离开房间, 语
好像生气的样子。
园 三、as if 从句的语气及时态
话来, 像个成年人似的。
二、as if 用于省略句中
as if 引 导 的 从 句 是 “主 语 + 系 动 词 ”结 构 时 , 可 省 略 主 语 和 系 动
词, 这样 as if 后面就只剩下名词、动词不定式、形容词( 短语) 、介词短
语或分词。例如:
中
He acts as if ( he was) a fool. 他做起事来像个傻子。
1. as if 从句用陈述语气的情况:
地
ห้องสมุดไป่ตู้
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2007.7- 8
词语荟萃
中学英语园地
当说话者认为句子所述的是真实的或极有可能发生或存在的事实 时。例如:
It sounds as if it is raining. 听起来天像是在下雨。 He talks as if he is drunk. 从他谈话的样子来看他是醉了。 2. as if 从句用虚拟语气的情况: 当说话人认为句子所述的是不真实的或极少可能发生或存在的情 况时, 从句中的谓语动词用虚拟语气的各种形式。 ( 1) 如果从句表示与现在的事实相反时, 谓语动词用一般过去 时 。例 如 : You look as if you didn’t care. 你看上去好像并不在乎。 He talks as if he knew where she was. 他说话的样子, 好像他知道 她在哪里似的。 She speaks to me as if she knew me. 她 跟 我 讲 话 , 好 像 认 识 我 似 的。 ( 2) 从句表示与过去的事实相反时, 谓语动词用“had + 过去分词”。 例如: He talks about Rome as if he had been there before. 他说起罗马来 好像他以前去过罗马似的。 The girl listened as if she had been turned to stone. 那女孩倾听着, 一动也不动, 好像已经变成了石头似的。 She looked as if she were made of ice. 她看起来像是冰做的。 ( 3) 从句表示与将来的事实相反或将来发生的可能性极小时, 谓 语动词用“would /could /might + 动词原形”。例如: He opened his mouth as if he would say something. 他 张 开 嘴 好 像 要说什么。 It looks as if it might snow. 看起来天好像要下雪了。 It seemed as if the meeting would never end. 这个会看起来永远也 不会结束。
as if 的用法
as if 的用法Asif是一个非常常见的英语短语,它可以用来表达一种比较模糊的语气,通常用来形容一些虚构或者不太可能发生的事情。
在日常生活中,我们经常会听到或者使用 as if,但是很多人并不是很清楚它的具体用法以及语法结构。
因此,本文将为大家详细介绍 as if 的用法,帮助大家更好地理解和运用这个短语。
一、as if 的基本用法As if 的基本用法是用来形容一种虚构或者不太可能发生的情况。
比如,我们可以说:“他的表情好像很痛苦,就像他被刺痛了一样。
”这句话中的 as if 就是用来表达“好像”、“就像”的意思,强调了这个人的表情非常痛苦,但是并没有直接说他真的被刺痛了。
这种用法通常用于描述一些比喻、比拟或者类比的情况,可以帮助我们更加生动地表达自己的意思。
二、as if 的语法结构As if 的语法结构比较简单,通常由 as 和 if 两个部分组成。
其中,as 通常用来表示“像”、“好像”,if 则用来引导一个虚拟语气从句。
虚拟语气从句通常由一个形容词或者副词加上一个动词的过去式构成,用来表示一种虚构或者不太可能发生的情况。
比如,我们可以说:“他的表情好像很痛苦,就像他被刺痛了一样。
”这句话中的虚拟语气从句是“他被刺痛了一样”,其中的被刺痛是一个过去式的动词,用来表示一种虚构的情况。
三、as if 的其他用法除了基本用法之外,as if 还有一些其他的用法,比如:1. 表示猜测或者推测有时候,我们会用 as if 来表示一种猜测或者推测的情况。
比如,我们可以说:“他的表情好像很紧张,好像他在担心什么。
”这句话中的 as if 就是用来表示一种猜测或者推测的情况,强调了这个人的表情非常紧张,但是并没有直接说他在担心什么。
2. 表示对比或者对照有时候,我们会用 as if 来表示一种对比或者对照的情况。
比如,我们可以说:“他的表情好像很放松,就像他刚刚完成了一项重要任务一样。
”这句话中的 as if 就是用来表示一种对比或者对照的情况,强调了这个人的表情非常放松,就像他刚刚完成了一项重要任务一样。
as if-as though引导的从句中谓语动词究竟该用何种形式
as if/as though引导的从句中谓语动词究竟该用何种形式笔者常见到有些英语学习辅导资料上这样归纳as if/asthough 引导的从句中的谓语动词形式:as if/as though引导方式状语从句时,从句中的谓语动词常用虚拟语气;as if/asthough引导表语从句时,从句中的谓语动词常用陈述语气。
其实,这种说法是不准确的。
longman dictionary of contenporary english online(《朗文当代英语在线词典》,网址:http:///)中对as if/as though的词义是这样解释的:1.in a way that makes it seem that something i strue or that something is happening.(以某种方式表明某事似乎是真的或某事就要发生,笔者译):it sounds as though she’s been really ill.听起来好像她真的病了。
(笔者译)mrs crump shook her head as if she was going toexplode.crump 夫人摇了摇头,似乎要发怒了。
(笔者译)ed to emphasize that something is not true orwill not happen(用以强调某事不是真的或某事不会发生,笔者译):she said she’d never speak to me again.as if icared(=i do not care at all).她说她再也不和我说话,好像我很在乎此事(其实我一点也不在乎)。
(笔者译)从上面义项a)的解释和例句中可以看出,as if/asthough引导的从句中谓语动词用的是陈述语气;从义项b)的解释和例句中可以看出,as if/as though引导的从句中的谓语动词用了虚拟语气。
(完整word)asif用法归纳,推荐文档
as if 用法归纳1.as if 从句的作用 as if一般可由as though来代替。
引导表语从句,可在look, seem等系动词后。
如:He looked as if / though he was ill. 他看起来好像生病了。
It seems as if it is going to rain.看来好像要下雨了。
引导方式状语从句。
如:I remember the whole thing as if / though it happened yesterday. The child talked to us as if he were a grown-up. 那个小孩跟我们讲话就像个大人一样。
2.as if 从句的语气及时态①as if从句用陈述语气。
当说话者认为句子所述的是真实的或极有可能发生或存在的事实时,It sounds as if it is raining. 听起来像在下雨。
He talks as if he is drunk. 从他说话的样子来看他是醉了。
②as if从句用虚拟语气。
当说话人认为句子所述的是不真实的或极少有可能发生或存在的情况时,表示与现在事实相反,谓语动词用一般过去式。
如:You look as if you didn’t care. 你看上去好像并不在乎。
When a pencil is partly in a glass of water, it looks as if it were broken.表示与过去或与谈话时间为止发生的事实相反,谓语动词用“had +过去分词”。
如:He talked about the Great Wall as if he had been there before.说起长城来好像他以前去过那里。
The girl listened as if she had been turned to stone.女孩听着,一动也不动,像已经变成了石头。
asif引导的从句
3.as if引导的从句1)as if引出的方式状语从句所表示的情况是事实或具有很大可能性时,通常用直陈语气。
常与look, seem, taste, smell, sound等词连用。
①It looks as if it is going to rain.看起来天好像要下雨。
②It seems as if the boy has lost his way.好象那个男孩迷路了。
③He is a happy-go-lucky man as if he has no worries and cares in the world.他是个无忧无虑的人,好像世上没有任何让他烦恼和发愁的事。
2)as if引出的方式状语从句所表示的情况不是事实,而是主观的想象或夸大性的比喻时,通常用虚拟语气。
现在的状况用过去式(be动词用were);过去的状况用过去完成时。
①The young man with long hair looks as if he were a girl.那个满头长发的男青年看上去像个女的。
②He walks as if he were drunk.他走路的样子好像是喝醉了。
③The injured man acted as if nothing had happened to him.那个受伤的男子表现得好像没发生什么事。
④Everything in my childhood crowded upon my mind as if they had just happened.童年的往事一齐涌上心头,好像是刚刚发生。
3)as if引导的同一从句中所用时态不同,意思也不同。
①The boss speaks aloud as if he is angry.老板说话声音很高,好像真的生气了。
The boss speaks aloud as if he were angry.老板说话声音很高,仿佛生气了(其实没有生气)。
as if用法
用法as if 从句的作用1.引导表语从句,常与as,look, seem,feel,taste,smell,sound等系动词连用。
如:She looks as if she were ten years younger.她看起来好像年轻了十岁。
It seems as if our team is going to win.看来我们队要胜了。
It looks as if a tornado swept through your room.好像有龙卷风席卷过你的房间。
It looks as if they're looking for something.他们看起来好像在找什么东西。
2. 引导方式状语从句,表示“事情是怎么做的”或“一个人或事物是什么样的”。
如:She loves the boy as if she were his mother.她爱这男孩,就好像她是他的妈妈一样。
The child talked to us as if he were a grown-up.那孩子跟我们谈起话来,像个成年人似的。
She spoke to me as if she knew me.她和我说话的神情,好像她早就认识我。
You answered the question as if you did not know this rule.你回答的问题好像不知道这个规则似的。
as if 还可用于省略句中如果as if 引导的从句是“主语+系动词”结构,可省略主语和系动词,这样as if 后就只剩下名词、不定式、形容词(短语)、介词短语或分词。
如:He acts as if (he were)a fool.他做事像个傻子。
Tom raised his hands as if (he was going)to say something.汤姆举起手好像要说什么。
She left the room hurriedly as if (she was)angry.她匆忙离开房间好像生气的样子。
asif 用法归纳
as if 用法归纳1.as if 从句的作用?as if一般可由as though来代替。
可在look, seem等系动词后引导表语从句。
如:He looked as if / though he was ill. 他看起来好像生病了。
It seems as if it is going to rain.看来好像要下雨了。
它还可引导方式状语从句。
如:I remember the whole thing as if / though it happened yesterday.我记得整个事情,就好像它是发生在昨天一样。
The child talked to us as if he were a grown?鄄up.那个小孩跟我们讲话就像个大人一样。
2.as if 从句的语气及时态①当说话者认为句子所述的是真实的或极有可能发生或存在的事实时,as if从句用陈述语气。
如:It sounds as if it is raining.听起来像在下雨。
He talks as if he is drunk.从他说话的样子来看他是醉了。
②当说话人认为句子所述的是不真实的或极少有可能发生或存在的情况时,as if从句用虚拟语气。
表示与现在事实相反,谓语动词用一般过去式。
如:You look as if you didn’t care.你看上去好像并不在乎。
He talked as if he knew what had happened.?他说话的样子,好像他知道发生了什么事情。
表示与过去或与谈话时间为止发生的事实相反,谓语动词用“had +过去分词”。
如:He talked about the Great Wall as if he had been there before.他说起长城来好像他以前去过那里。
The girl listened as if she had been turned to stone.那女孩倾听着,一动也不动,像已经变成了石头。
as if 用法归纳 (2)
精心整理asif用法归纳1.asif从句的作用?asif一般可由asthough来代替。
引导表语从句,可在look,seem等系动词后。
如:Helookedasif/thoughhewasill.他看起来好像生病了。
Itseemsasifitisgoingtorain.看来好像要下雨了。
引导方式状语从句。
如:样。
2.asif从句的语气及时态①asif从句用陈述语气。
存在的事实时,②asif表示与现在事实相反,谓语动词用一般过去式。
如:Youlookasifyoudidn’tcare.你看上去好像并不在乎。
Whenapencilispartlyinaglassofwater,itlooksasifitwerebroken.表示与过去或与谈话时间为止发生的事实相反,谓语动词用“had+过去分词”。
如:HetalkedabouttheGreatWallasifhehadbeentherebefore.说起长城来好像他以前去过那里。
Thegirllistenedasifshehadbeenturnedtostone.女孩听着,一动也不动,像已经变成了石头。
表示与将来事实相反,谓语动词用“would/could/might+动词原形”。
如:Heopenedhismouthasifhewouldsaysomething.他张开嘴好像要说什么。
Itlooksasifitmightsnow.?看来好像要下雪了。
3.asif从句中的省略。
如果asif略主语和系动词等成份,这样asif或动词-ing形式等。
Heactsasif(hewas)afool.?生气的样子。
词汇学习扩展:n.+y构成形容词blood----mud----sun-----cloud----rain----wind---taste----dream----ice----greed----fat----fog-----health→wealth→4.Buttheonemillionpeopleofthecity,whothoughtlittleoftheseevents,wer easleepasusualthatnight.thinkof想起,考虑thinklittleof不重视,忽视thinknothingof认为没什么thinkbadly/poorly/illof对……看法不好,评价很低thinkwell/much/highly/alot/agreatdealof对……重视/高度评价5.Itseemedasiftheworldwasatanend..atanend=finished结束,终结(作表语)11.shock n.震惊打击Hissuddendeathwasagreatshocktohisfamily.shock vt.使震惊使震动People wereshocked(shock).我们对这个消息感到震惊。
as if虚拟语气的三种时态造句
as if虚拟语气的三种时态造句
as if 连接的从句,即可表示对现在将来时间的虚拟,又可以是对过去时间的虚拟。
基本用法
asif 从句用虚拟语气,当说话人认为句子所述的是不真实的或极少有可能发生
或存在的情况时。
从句虚拟语气动词时态的形式如下:
1、如果从句表示与现在事实相反,谓语动词用一般过去时。
2、从句表示与过去事实相反,谓语动词用“had+过去分词”。
3、从句表示与将来事实相反,谓语动词用“would/could/might+动词原形”。
例如:
You look as if you didn’t care.你看上去好像并不在乎。
He talks about Rome as if he had been there before.他说起罗马来好像他以前去过罗马似的。
He opened his mouth as if he would say something.他张开嘴好像要说什么。
asif 用法归纳
as if 用法归纳1.as if 从句的作用?as if一般可由as though来代替。
可在look, seem等系动词后引导表语从句。
如:He looked as if / though he was ill. 他看起来好像生病了。
It seems as if it is going to rain.看来好像要下雨了。
它还可引导方式状语从句。
如:I remember the whole thing as if / though it happened yesterday.我记得整个事情,就好像它是发生在昨天一样。
The child talked to us as if he were a grown?鄄up.那个小孩跟我们讲话就像个大人一样。
2.as if 从句的语气及时态①当说话者认为句子所述的是真实的或极有可能发生或存在的事实时,as if从句用陈述语气。
如:It sounds as if it is raining.听起来像在下雨。
He talks as if he is drunk.从他说话的样子来看他是醉了。
②当说话人认为句子所述的是不真实的或极少有可能发生或存在的情况时,as if从句用虚拟语气。
表示与现在事实相反,谓语动词用一般过去式。
如:You look as if you didn’t care.你看上去好像并不在乎。
He talked as if he knew what had happened.?他说话的样子,好像他知道发生了什么事情。
表示与过去或与谈话时间为止发生的事实相反,谓语动词用“had +过去分词”。
如:He talked about the Great Wall as if he had been there before.他说起长城来好像他以前去过那里。
The girl listened as if she had been turned to stone.那女孩倾听着,一动也不动,像已经变成了石头。
asif 用法归纳
as if 用法归纳1.as if 从句的作用?as if一般可由as though来代替。
可在look, seem等系动词后引导表语从句。
如:He looked as if / though he was ill. 他看起来好像生病了。
It seems as if it is going to rain.看来好像要下雨了。
它还可引导方式状语从句。
如:I remember the whole thing as if / though it happened yesterday.我记得整个事情,就好像它是发生在昨天一样。
The child talked to us as if he were a grown?鄄up.那个小孩跟我们讲话就像个大人一样。
2.as if 从句的语气及时态①当说话者认为句子所述的是真实的或极有可能发生或存在的事实时,as if从句用陈述语气。
如:It sounds as if it is raining.听起来像在下雨。
He talks as if he is drunk.从他说话的样子来看他是醉了。
②当说话人认为句子所述的是不真实的或极少有可能发生或存在的情况时,as if从句用虚拟语气。
表示与现在事实相反,谓语动词用一般过去式。
如:You look as if you didn’t care.你看上去好像并不在乎。
He talked as if he knew what had happened.?他说话的样子,好像他知道发生了什么事情。
表示与过去或与谈话时间为止发生的事实相反,谓语动词用“had +过去分词”。
如:He talked about the Great Wall as if he had been there before.他说起长城来好像他以前去过那里。
The girl listened as if she had been turned to stone.那女孩倾听着,一动也不动,像已经变成了石头。
asif从句中的动词时态
②as if从句中所设想的情况不是事实,应用虚拟语气。 当从句的动作或状态与主句的动作或状态同时发生时, 从句谓语用过去时。
He looks as if he were a poor man. In fact, he is very rich.
She speaks French as if she were a Frenchwoman.
I saw the teacher working hard as if she wished every student could go to a university.
He raised his hand as if he wanted a taxi. ③as if从句的动作发生在主句动作之前,从句动作用过 去完成时。
as if从句中的动词时态
as if = as though,其引导的方式状语从句或表语从句 中的动词时态,根据不同情况,使用不同的时态。
①as if从句中的情况属实或发生的可能性很大时,用 陈述语气。
It seems as if the design for the bridge is satisfactory. (The design for the bridge seems to be satisfing.)
The sun is shining in the east as if it wasn’t showering.
⑤as if从句中假设的动作在主句动作后发生,用过去将 来时。
She talks and laБайду номын сангаасghs as if she would be a queen.
asif和asthough用法
浅谈as if/as though的用法1.在通常情况下,as if 和as though 所引导的从句的谓语动词多用虚拟语气,表示所叙述的情况与事实相反。
具体用法如下:1)谈论现在情形的,用过去时(动词be用were也可用was):Why is she looking at me as though she knew me? 他为什么那样看我?像是认识我似的。
He behaves as if he owned the house他的样子好像他拥有这个房子。
He treats me as if /as though I were a stranger.He speaks as if he were an Englishman.It ' s not as though he was /were poor.2)谈论过去情形的动词形式有以下几种:a)过去式,表示过去的状态,如:He looked at me as if I were mad. 他那样看我,好像我是个疯子。
He stood there looking at the train and laughing, as if to miss atrain was the best joke in the world.他站在那里,望着火车哈哈大笑,好像误了火车是天底下最开心的事儿似的。
Mr. Coleman always talked as if he knew everything. 但是,如果状态动词带有持续时间状语,则用过去完成时:They talked as if they had been friends for years.Now it is as though she had known Millie for years.情态动词亦用过去时:She felt as though she could hardly endure such a life.她觉得简直无法忍受这样的生活。
asif从句用法
asif从句用法"As if" 从句用于描述或比喻一种情况或状态,强调与事实相反或不太可能发生的情况。
它常常用于表示虚拟假设、猜测、愿望或想象,以下介绍几种常见的使用情况:1. 虚拟假设(Subjunctive):用于表示与现实相反的情况、或者无法实现的期望。
通常出现在主句中的动词过去时或were (而不管主语是单数还是复数)之后,从句中的动词使用虚拟语气(通常是过去式)。
- She acted as if she were the CEO.(她表现出自己是首席执行官的样子,实际上她不是)- He talks about that movie as if he had seen it.(他谈论那部电影好像他看过,实际上他没有看过)2. 比喻或引申意义:用于描述类似或类似于从句中所描述的情况。
- He ran away as if his life depended on it.(他逃走的样子好像他的生命取决于此)- The dress fits her perfectly, as if it were made for her.(那条裙子完美地合身,好像是为她量身定做的)3. 句型:"would + V"结构:除了使用虚拟语气,as if还可以与"would + V"结构连用,用于表示可能性很小,几乎不太可能发生的情况。
- He smiles at me as if he would ask me out, but he never does.(他冲我微笑好像要邀请我出去,但他从来没有这样做过)需要注意的是,as if从句强调的是一种情境或比喻,而不一定是真实的情况。
它所描述的并不一定是事实。
asthough(asif)的虚拟语气用法[整理版]
as if (though) 从句用虚拟语气
一、基本用法
以as if (as though)引导的方式状语从句或表语从句,有时用虚拟语气,若表示与现在事实相反,谓语动词用一般过去时;若表示与过去事实相反,用过去完成时;表示将来的可能性不大,用would (might, could)+动词原形:
He acts as if he knew me. 他显得认识我似的。
They treat me as though I were a stranger. 他们待我如陌生人。
He talks as if he had been abroad. 他说起话来好像曾经出过国。
二、两点说明
(1)从句所表示的内容若为事实或可能为事实,也可用陈述语气:
It looks as if we’ll be late.我们似乎要迟到了。
This meat tastes as if it has already gone bad. 这肉吃起来似乎已经坏了。
在现代英语中,有时即使从句内容不是事实,也可能用陈述语气:
I feel as if [as though] I’m floating on air.他感到好像漂浮在空中。
The stuffed dog barked as if it is [were, was] a real one. 玩具狗叫起来像真狗。
(2)注意It isn’t as if…的翻译:
It isn’t as if he were poor.他不像穷的样子(或他又不穷)。
It isn’t as if you were going away for good.又不是你离开不回来了。
as if虚拟语气用法总结
as if虚拟语气用法总结虚拟语气是英语中一种常见的语法现象,用于表示与事实相反或假设的情况。
其中,as if虚拟语气是一种常用的表达方式。
在本文中,我将总结as if虚拟语气的用法及相关注意事项。
首先,as if虚拟语气常用于表示与现实相反的情况。
它可以用来描述假设、愿望、建议或命令等。
在使用as if虚拟语气时,我们常使用动词的过去式形式,与"as if"或"as though"连用,构成"as if/though + 过去式"的句式结构。
例如:1. She looks as if she were a movie star.(她看起来好像是个电影明星。
)2. He speaks as if he knew everything.(他说话好像他什么都知道。
)3. It's as if the sun disappeared.(好像太阳消失了。
)在以上例句中,as if虚拟语气用于表示与现实相反的情况。
实际上,她并不是一位电影明星,他并不是什么都知道,太阳也并没有消失。
这些句子中的as if虚拟语气让我们感受到一种与事实相反的情况。
此外,as if虚拟语气也可以用于表示推测或假设的情况。
在这种情况下,as if 虚拟语气常用于描述对过去的猜测或对现在的推测。
例如:1. It looks as if it had rained earlier.(看起来好像之前下过雨。
)2. He talks about the movie as if he had watched it.(他说起那部电影好像他看过。
)3. She acts as if she were the boss.(她的行为好像她是老板。
)这些句子中的as if虚拟语气用于描述对过去或现在的推测。
虽然我们无法确定是否确实下过雨、他是否真的看过那部电影或她是否真的是老板,但使用as if虚拟语气可以让我们对这些情况进行猜测或推测。
as if 虚拟
as if 虚拟语气1. as if 从句用陈述语气的情况。
当说话者认为句子所述的是真实的或极有可能发生或存在的事实时。
如:It sounds as if it is raining.听起来像是在下雨。
He talks as if he is drunk.从他谈话的样子来看他是醉了。
2. as if 从句用虚拟语气的情况。
当说话人认为句子所述的是不真实的或极少有可能发生或存在的情况时。
从句虚拟语气动词时态的形式如下:(1)如果从句表示与现在事实相反,谓语动词用一般过去时。
如:You look as if you didn’t care.你看上去好像并不在乎。
He talks as if he knew where she was.他说话的样子,好像他知道她在哪里似的。
When a pencil is partly in a glass of water, it looks as if it were broken.当一支铅笔放入装水的玻璃杯时,它看起来好像折断的。
The woman loves the children as if she were their mother.这个女人像妈妈一样爱这些孩子。
(2)从句表示与过去事实相反,谓语动词用“had+过去分词”。
如:He talks about Rome as if he had been there before.他说起罗马来好像他以前去过罗马似的。
The girl listened as if she had been turned to stone.那女孩倾听着,一动也不动,像已经变成了石头似的。
Though we had never seen each other before, we talked as if we had been friends for many years.尽管以前从未见过面,但我们谈得很投机,就好像是多年的老朋友似的。
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I saw the teacher working hard as if she wished every student could go to a university.
He raised his hand as if he wanted a taxi. ③as if从句的动作发生在主句动作之前,从句动作用过 去完成时。
The sun is shining in the east as if it wasn’t showering.
⑤as if从句中假设的动作在主句动作后发生,用过去将 来时。
She talks and laughs as if she would be a queen.
The boy looks as if he would cry.
as if从句中的动词时态
as if = as though,其引导的方式状语从句或表语从句 中的动词时态,根据不同情况,使用不同的时态。
①as if从句中的情况属实或发生的可能性很大时,用 陈述语气。
It seems as if the design for the bridge is satisfactory. (The design for the bridge seems to be satisfing.)
It looks as if it is going to rain. (It looks like rain.)
②as if从句中所设想的情况不是事实,应用虚拟语气。 当从句的动作或状态与主句的动作或状态同时 he were a poor man. In fact, he is very rich.
He looks as if nothing had happened to him.
His white hair in disorder looked as if he had been electrified.
④主句中的动作发生时,as if从句中假设的情况正在发 生,从句动作用过去进行时。
His lips moved as if he was practicing speaking English.