ago/ə'gəʊ $ ə'goʊ/

ad. back in time from the present

ad. 以前：[一段时间 + ago，与过去时连用] He returned the book two weeks ago. 他两星期前还了这本书。

◇a long time ago （或long ago） 很久以前

◇a short time ago 不久前

◇a minute （或moment） ago 刚刚

音组-go/-'gəʊ $ -'goʊ/

go; ago

常犯错误

✗ I have seen him a month ago.

✓ I saw him a month ago. 我一个月前见过他。

辨析ago; before