一般完成时的标志性词语

时间状语是一般完成时的标志性词语。

一般完成时是指现在完成的动作。

例如：I have finished my homework . 或 My father has come from Japan .

或者指从过去某个时间开始，一直延续下去，可能还要继续下去。

例如：I have lived here since 1999.或 She has lived here for ten years .