Diagram for SINCE, FOR, and AGO

The diagram presented below shows how since, for, and ago should be used and what they represent. The diagram is followed by short grammar notes that might be useful for learners of English.

Diagram for SINCE, FOR, and AGO

Note 1:
Since + Perfect Tenses
For + Perfect Tenses or Past Tense
Ago + Past Tense only

Note 2:
Since last year.
For the last year.


One comment on “Diagram for SINCE, FOR, and AGO

  1. ClaudieG on said:


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