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现在完成时词语大全

★一般现在时: often, usually, always, sometimes, never, seldom, every week/day/year/month..., once a week, on Sundays ★一般过去时: ago, yesterday, the day before yesterday, last week/year/night/month..., in 1989, just now, at t...

already(肯定)yet(否定,疑问)just, before, recently,still, lately,never,ever, never, twiceon several occasionin the past few days/weeks/months/years(up to)these few days/weeks/months/yearsthis morning/week/month/yearup to pre...

现场,现时,现任

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进行转换。例如:I havealreadyfinished the work.我已经完成这项工作了。 改为否定句:I haven't finished the work yet.我还没有完成这项工作。改为一般疑问句:H...

现在完成时的标志词是:already、yet、just、never、ever、before、since 一、already adv. 早已,已经;先前; 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进行转换。例如: I have already finished the work. 翻译: ...

现在完成时的构成是have 和has + v现在分词构成。 标志词一般有 already, yet, so far, as yet, lately ,recently,these days/weeks/years, until now, up to now, since+ 时间点, for+时间段,always, in the last/past( few years)。

由“have/has+过去分词”构成,主要有两个含义: ①表示动作发生在过去,但与现在的情况有联系,有时无时间状语,有时和一些表示不确定的过去时间状语连用,如:many times,just,yet,ever,never,already,before,so far, by now等连用。 ②表...

yet already in the last five/few years for + 一段时间 since every never up to/till now so far Up to the present once recently lately 1.现在完成时用来表示现在之前已发生过或完成的动作或状态,但其结果却和现在有联系,也就是说,动作或...

yet already in the last five/few years for + 一段时间 since every never up to/till now so far Up to the present once recently lately

yet already in the last five/few years for + 一段时间 since every never up to/till now so far Up to the present once recently lately 1.现在完成时用来表示现在之前已发生过或完成的动作或状态,但其结果却和...

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