since的用法和短语

since的用法和短语


2024年4月30日发(作者:1000以内的平板电脑推荐)

since的用法和短语

一、since的用法

Since是一个常见的副词,它在英语中有多种用法。首先,我们来讨论since作

为表示时间的连词使用。

1. 表示自某个具体时间点到现在为止

例如:I've been studying English since last year.

(我从去年开始一直在学习英语)

2. 表示自某个事件发生之后到现在为止

例如:She has been working hard since she got the promotion.

(她自从获得晋升以来一直都很努力工作)

3. 表示由于某个原因,以后也会继续存在或持续进行

例如:He will continue to support you since you are his best friend.

(由于你是他最好的朋友,他将继续支持你)

4. 在与已知事实或证据相符时,引出结果或解释原因

例如:Since it is raining, we should bring umbrellas.

(既然下雨了,我们应该带伞)

5. 表示"自从...之后"的过去完成时态

例如:He had been living in London since he graduated from university.

(自从他大学毕业以后,他就一直住在伦敦)

二、since的常见短语

除了上述基本用法外,since还可以搭配其他词汇形成一些常见短语或表达方

式。下面介绍几个常见的短语。

1. ever since

英文解释:since (a particular time or event in the past)

例如:Ever since I met her, we have been best friends.

(自从我遇见她,我们就成了最好的朋友)

2. since then

英文解释:from a point in the past until and including the present

例如:The technology has improved significantly since then.

(从那时起,技术有了显著的提高)

3. ever since that day/moment/time

英文解释:since that exact day/moment/time in the past

例如:Ever since that day, he has never been the same.

(自从那天以来,他再也没有恢复过来)

4. not heard from someone since (a specific date/time/milestone)

英文解释:not received any communication from someone after a specific

date/time/milestone.

例如:I haven't heard from my old friend John since his wedding last year.

(自从去年他结婚后,我就没有收到我这位老朋友约翰的消息了)

5. since ages/forever/a long time

英文解释:for a very long time or what seems like a very long time

例如:I haven't seen him in ages!

(我已经很久没见到他了!)

总结:

通过对since的详细讨论,我们可以看到这个词在英语中拥有丰富多样的用法。

它不仅可以表示时间、原因和结果,还可以与其他词汇形成常见短语,丰富我们的

表达方式。因此,在学习和运用英语中,理解并熟练使用since这个单词是非常重

要的。希望以上内容对你有所帮助!


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