how to use Ago and Before?/ Difference between Ago and Before
Ago follows an expression of time I met him six months ago/ a long time ago Tenses An expression with ago refers to a finished time, and is formally used with a past tense, not a present perfect. She left the city two hours ago. not She has left……. Where is Sohan? He was playing outside ten minutes ago. The difference between ago and for: Ago tells us ‘how long ago before the present something happened’ For with a past tense tells us how long something lasted. He died three years ago. He lived for seventy years. (his life lasted seventy years) He was ill for two years before he died. (his illness lasted seventy years) Note: we use period of time before ‘’ago’ and after ‘for’ Ago and before with time expressions: We use ‘ago’ with a past tense and a time expression to ‘count back’ from the present time. We do so to say how long before now something happened. We can use ‘before’ in the same way (with a past perfect tense) to count back from ...