since主句中带的动词时延续性还是瞬间性my friend died since last week it's two weeks since my father died 这个为什么是对的?所以根据问题主句的动词要延续性还是瞬间性.
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/01 09:03:13
since主句中带的动词时延续性还是瞬间性
my friend died since last week
it's two weeks since my father died 这个为什么是对的?
所以根据问题主句的动词要延续性还是瞬间性.
这里since是自从…以来的意思
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.
接时间状语从句:如 I have loved her since I met her last time./ Lily has stayed at home since she left school.要求:主句的谓v.用现在完成时,而且须是延续性动词;从句的谓v.用一般过去时,而且须是终止性动词
since 自某一刻起,至今 .......
my friend died last week. 上星期死了.不能用since。可以说
A week has passed since my friend died. 从我朋友去世,一周过去了。
since my father died ? 自从父亲死(那一刻)算起
my friend died since last week(错误)
My friend has been dead since last week.(正确)
由since+过去时间点,作时间状语的句子的时候主句应该用现在完成时。
It's +一段时间+since+过去时间点,是一个固定搭配,表示“自从……到现在有……时间了。”
如果有疑问,欢迎追问,
如果...
全部展开
my friend died since last week(错误)
My friend has been dead since last week.(正确)
由since+过去时间点,作时间状语的句子的时候主句应该用现在完成时。
It's +一段时间+since+过去时间点,是一个固定搭配,表示“自从……到现在有……时间了。”
如果有疑问,欢迎追问,
如果有帮助,请记得及时采纳哦,亲……。
收起