since，有哪几种用法

如题所述

推荐答案 2020-02-12

since的用法有哪些

温馨提示：答案为网友推荐，仅供参考

当前网址：http://55.wendadaohang.com/zd/I8LeFeGGRR4LcGGGGcL.html

第1个回答 2017-04-01

"since"的5种用法:
1since+过去某时间点[指具体的年,月,日,时,星期几等] eg:he has beeb here since 1999
2.since+一段时间+ago eg:ha has been here since 5years ago
3.since+一般过去时的从句 eg:many things have changed since you left
4.it is/has been +一段时间+since+从句 eg: it is 2 years since i came here
5.it is +some time+since+从句表示"自从...以来,已经...时间了"本回答被网友采纳

相似回答

since用法有哪些答：1、现在完成(进行)时态+since+短暂动词的一般过去时。表示从句动作"开始” 以来，主句活动在持续。例：I have worked in this company since I graduated.翻译：自从我毕业以来，我就在这家公司上班。2、现在完成(进行)时态+since+延续动词的般过去时。表示从句动作“结束" 以来，主句活动在持续。例：...

since的用法 since的八种用法详解答：1、接时间点：如 I have stayed in that country since 1995.要求：谓v.用现在完成时,而且须是延续性动词.2、接一段时间 + ago：如 They have lived in that house since two years ago.要求：谓v.用现在完成时,而且须是延续性动词.3、接时间状语从句：如 I have loved her since I met ...

英语since的用法总结答：英语since的用法总结如下：1、since用作介词，意为“自…以来，自从”。I haven’t heard from her since last year.自去年以来我没有受到她的来信。2、用作副词，意为“从那时以来“。I saw him last year, but we haven’t met since.我在去年见过他，从那以后我们就没有见面。3.、用作连...

since的用法答：since的四种用法：1) since +过去一个时间点　（如具体的年、月、日期、钟点、1980, last month, half past six)。2) since +一段时间＋ago。3) since +从句。4) It is +一段时间＋since从句。例句：1、She hasn't been to school since Monday.她从星期一起就没上学了。2、The shop ...

since的用法答：Since常见的四种用法 1) since +过去一个时间点 (如具体的年、月、日期、钟点、1980, last month, half past six)。I have been here since 1989.2) since +一段时间+ ago I have been here since five months ago.3) since +从句 Great changes have taken place since you left.Considerab...

大家正在搜

it is since 用法区别 for和since的用法区别 since用法和例句 since的用法时态 since的用法总结 ever since then as soon as用法 unless的用法 spend的用法