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asif的用法be
as if的用法
答:
■
as if
后面可以接不定式、现在分词、过去分词。但是,这种
用法
实际上是 as if 从句的省略形式。例如:(1) He opened his mouth as if to speak.= He opened his mouth as if he wanted to speak.(2) He shook his head as if to say "no".= He shook his head as if he ...
as if
用于什么时态?
答:
as if
引出的方式状语从句所表示的情况不是事实,而是主观想象或夸大性的比喻时,通常用虚拟语气.从句中谓语动词一般用过去时,
be
动词常用
were
,但在现代英语中也常见到单数
was
的情况.如:The young man with long hair looks as if he were a girl.这位满头长发的男青年看上去像个女的.The injure...
as if
在虚拟 语气中与
be
动词
的用法
答:
与过去事实相反,用had been 与将来事实相反,用would/could/might
be
或
were
to do6
as if
和as though的区别是什么?
答:
as if
= as though,常用来引导一个让步状语从句或表语从句,常译为“俨然”“仿佛”“好像”“犹如”,都可引导方式状语从句。例如:He closed his eyes as though he
were
too tired.他闭着眼睛,好像太累了。当从句主语和主句主语一致,从句谓语中又含有动词to
be
时,可以把主语和to be一起省...
asif
引导什么状语从句?
答:
2、如果主句的谓语动词不是联系动词be等,as if引导的则是方式状语从句
。如:The child talked to us as if he were a grow-up.那孩子跟我们谈起话来,像个成年人似的。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...
asif
和asthough
有什么
区别,什么时候用前者什么时候用后者
答:
2.as though
用法
:though引导让步状语从句时表示一种假设的情况或含有推测的意味,从句的谓语动词可用陈述式,也可用虚拟式,有时为了强调让步的意义,可采用倒装语序。在用though连接的从句中,谓语是
be
,而从句的主语与主句的主语相同时,从句的主语与be可同时省略。三、侧重点不同 1.
as if
侧重点:侧重...
as if
这个词组
有什么
语法啊?
答:
一、引导状语从句
as if
引导状语从句时,常用虚拟语气。它与表示命令(order)、要求(ask,require,insist, demand)、建议(advise,suggest)等后的宾语从句中的虚拟语气不一样,不能用“should +动词原形”。从句常用过去式(
be
动词用
were
/
was
都可以)表示现在的情况不真实,而是主观想象或夸大的...
求
as if 的
所有
用法
.
答:
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 ...
as if
和as though的区别是什么?
答:
在日常英语口语中,人们更倾向于使用 as if,因为
as if 的
语言风格相对较为口语化;而 as though 在书面语中的出现频率较高,尤其是在正式文体中。例句:①It seems as if she doesn't care about the result all.乎结果。②It appears as though he had known the truth. 看起来他似乎知道...
as if
用于虚拟语气中,后接内容与现在事实相反,主句谓语用过去式,对吗...
答:
后接内容与现在事实相反时,要分两种情况:1.
as if
虚拟句的动作发生在现在,用一般过去时(
be
动词用
were
)。例如He appears as if he were the boss(他表现得像是老板似的) [事实上他现在不是老板]2. 虚拟句的动作发生在过去,用过去完成时。例如He acted as if he had been there(他表现...
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