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AlrEADy yEt EvEr nEvEr just rECEntly si

都可以用于完成时 already已经 ,用于肯定句 yet已经、但是 ,否定句或转折、疑问意思 ever从来,一直,肯定句否定句、疑问都可 ,否定疑问多 never从不,否定 just刚刚 recently最近 since。。。自从。。。起 for。。。在。。。这段时间里

this morning, tonight,this April, now, once,before, already, recently,lately 现在完成时的时间状语 for, since, so far, ever, never, just, yet, till...

already(肯定), yet(否定,疑问), just, before, recently,still, lately,never,ever,twice, on several occasion,in the past/last few days/weeks/months/...

already:用在肯定句中(be动词、助动词、情态动词之后,实意动词之前)常与yet进行...just, before, recently,still, lately,never,ever,twice, on several occasion...

现在完成时"完成用法"的特点是动作不延续,因此,该时态只能与表示不定的过去时间状语(如:already,yet,before,recently等)、频度时间状语(如:never,ever等)、包括...

现在完成时的时间状语:for, since, so far, ever, never, just, yet, till...共同的时间状语:this morning, tonight, this April, now, already, recently,...

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