since能否用于一般过去时?譬如since 2004,I worked in XX factory.

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since能否用于一般过去时?譬如since 2004,I worked in XX factory.

since能否用于一般过去时?譬如since 2004,I worked in XX factory.
since能否用于一般过去时?譬如since 2004,I worked in XX factory.

since能否用于一般过去时?譬如since 2004,I worked in XX factory.
since可以用于过去时
但是你这句话不行,要用完成时

可以的,表示一种状态而非”自从...已经怎样怎样”.

since应该用于完成时,
比如i've worked in XX factory since 2004.
表示一个持续的状态.

不可以,你的这句一定要用完成时。
即:Since 2004,I have worked in xx factory.
since 作“既然”解释时,可用于一般现在时。
例:
Since he knows the answer,you can go and ask him.

since作因为讲时,跟时态没关系
I'm here since I like here.
since引导一个时间状语从句时,时态必须是过去完成时
I've been working here since 2004.

一般都用完成时态的把
除非特殊的,从句用一般过去时