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it was since句型
It is
()
since
()...
答:
该句子是时间状语从句。
It is
+ 段时间 +
since
.../ It has been + 段时间 + since...表示“从……起已有多长时间了” .两
句型
意思相同,前者是规范说法,后者是口语说法。用法:since 从句中常用一般过去时,若从句中是持续性动词的一般过去时,则表示该动作结束有多长时间 了,若是终止性动词的...
it
was
years___i had visited my hometown and was determined to enjoy...
答:
答案:C.解释:1. 这是
since
的固定
句型
,即:
It is
+ 一段时间(some time)+ since从句(从句使用一般过去时);It
was
+ 一段时间(some time)+ since从句(从句使用过去完成时)。意思可以翻译成:自从...以来多久了。2. after从句意来看并没有很大问题,但关键是这种句型是snce的固定用法。
since
的用法。
答:
在特殊
句型
中,如"
It is
(has been) + 时间 +
since
+ 持续性动词的过去时"或"It
was
+ 时间 + since + 持续性动词的过去完成时",用来计算时间的流逝,如"It has been quite some time since I was last in London."综上所述,since在语言中扮演着灵活的时间和原因连接的角色,根据语境...
it is
since
和before有什么区别?
答:
1.含义:
it is
since
强调从过去到现在的时间段,而it is before则强调在某个时间点之前 例子:-
It is
three years since I graduated from university.(It is three years since I graduated from university.)- He left the house five minutes before I arrived.(He left the house five ...
It is
some time+
since
引导的从句是什么时态?
答:
It is
some time(一段时间) +
since
引导的时间状语从句。时态的话,采用一般过去时。例:It is five years since I left here.我离开这里有五年了.(2)附加说明,如果is改为
was
,那后面是完成时态 It was +一段时间+ since+过去完成时 例:It was ten years since I had enjoyed a good ...
关于
It
的六种基本
句型
和例句
答:
(2)
It is
five months
since
I
was
in New York.我离开纽约已经五个月了。注意:例句中five months是作为一个整体看待的,所以用
it is
.在这类句子中,终止性动词表示从动作发生时算起;如果是状态动词或持续性动词,则从动作或状态结束时算起。2)It is + 时间+ before …。在这个
句型
和上面...
since
引导什么从句
答:
四.
Since
在特殊
句型
中的应用:1.“
It is
(has been)+时间+
since
+持续性动词的过去时”,表示“自从……以来到现在已有多久。”例如:It has been quite some time since I
was
last in London.我上次离开伦敦至今颇有一段时间了。2.“It was+时间+since+持续性动词的过去完成时”,表示“从...
It is
+一段时间+
since
后面加什么时态
答:
接现在完成时。当
since
表示“自从”时,不管它是用作介词、连词还是副词,它通常都要与现在完成时(since前)连用。如:I’ve worn glasses since my childhood.我从小就戴眼镜。当主句表示“多长时间”时,动词可用一般现在时(当然也可用现在完成时)。如:
It
’s a long time since I met you ...
since
的用法。
答:
prep.(介词)1、
since
用作介词的意思是“从…以来,自从…之后”,其宾语常指过去的一个时间点,其含意通常指持续到说话时刻的动作或情况开始于什么时候。2、since之后常接名词、动名词作其宾语,since then意为“从那以后”。adv.(副词)since用作副词表示“以前”时还可和long, ever连用。long since...
it is
/
was
引导的
句型
答:
It wasn’t until he came back that I went to bed.直到他回来我才睡觉。(一定要注意被强调
句型
谓语动词否定的转移,及形式)。It
was
because he was ill that he didn’t come to school today.只因为他有病了今天没有来上学。(只能用because而不能用for, as 或
since
)
It is
I who am ...
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