since的用法:since后面可以接什么举个例子:since abo

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since的用法:since后面可以接什么
举个例子:since about six years 这句有错误吗?
应该怎样改正,为什么?

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  • since about six years 是错误的.
    since 用于现在完成时中,后面跟过去的时间或者跟一般过去时的动作.
    例如:
    She has lived here since about six years ago.
    =She has lived here since 2007.