作业帮it's...since的用法
来源：学生作业帮 编辑：拍题作业网作业帮 分类：综合作业 时间：2024/04/27 23:20:13
it's...since的用法
比如since后跟结束性动词是什么意识,跟延续性动词是什么意思
比如since后跟结束性动词是什么意识,跟延续性动词是什么意思
1 就像这个句子：I saw him two weeks ago
== It is two weeks SINCE i saw him
since後面的saw是瞬间动词
== I haven't seen him for two weeks (这里的not seen成了延续动词)
2 He got to Shanghai two days ago (got是瞬间动词)
== He has been in Shanghai FOR two days.(been是延续动词)
再问： it's five years since he smocked是什么意思，是他抽烟五年了还是戒烟五年了
再答： 他抽烟五年了==it is five years since he BEGAN to smoke. 他戒烟五年了===it's five years since he smoked.
== It is two weeks SINCE i saw him
since後面的saw是瞬间动词
== I haven't seen him for two weeks (这里的not seen成了延续动词)
2 He got to Shanghai two days ago (got是瞬间动词)
== He has been in Shanghai FOR two days.(been是延续动词)
再问： it's five years since he smocked是什么意思，是他抽烟五年了还是戒烟五年了
再答： 他抽烟五年了==it is five years since he BEGAN to smoke. 他戒烟五年了===it's five years since he smoked.
it's...since的用法
since的用法 it+is+一段时间+since+从句
it's +时间+since/that/when/before句型用法的差别
ever since/since 的用法
die的用法It's three years since his mother died.为什么不能用has died什
it has been since.用法
"It looks as if从句"和“It's 3 years since 从句”两句的的IT的含义和用法?
It's nothing的用法~
It's taken.的用法
since before的用法
ever since 的用法
介词 since 的用法?