概要: I worked here for more than twenty years. (我现在已不在这里工作。)I have worked here for many years.(现在我仍在这里工作。)注意:用句型转换的方法,很容易排除非延续动词在有for/since结构的完成时中的误用。Since 用来说明动作起始时间,for用来说明动作延续时间长度。例如:I have lived here for more than twenty years.我住在这儿二十多年了。I have lived here since I was born. 我从出生起就住在这儿了。注意:并非有for 作为时间状语的句子都用现在完成时。1)(对) Tom has studied Russian for three years. = Tom began to study Russian three years ago, and is still studying it now.2)(错) Harry has got married for six years. = Harry bega
初中英语since和for的用法比较,标签:初一英语教案|试卷|课本,http://www.51jxk.com
I worked here for more than twenty years. (我现在已不在这里工作。)
I have worked here for many years.(现在我仍在这里工作。)
注意:用句型转换的方法,很容易排除非延续动词在有for/since结构的完成时中的误用。
Since 用来说明动作起始时间,for用来说明动作延续时间长度。例如:
I have lived here for more than twenty years.我住在这儿二十多年了。
I have lived here since I was born. 我从出生起就住在这儿了。
注意:并非有for 作为时间状语的句子都用现在完成时。
1)(对) Tom has studied Russian for three years. = Tom began to study Russian three years ago, and is still studying it now.
2)(错) Harry has got married for six years. = Harry began to get married six years ago, and is still getting married now.
显然,第二句不对,它应改为 Harry got married six years ago. 或 Harry has been married for six years.