Unit 21: PAST SIMPLE
This formation means 'not here and not now'. Something happened at a definite past time. Now it is finished.
AFFIRMATIVE (past form)
I traveled before dark.
They arrived before their shift.
NOTICE: Many important verbs do not have an -ed past form. For example:He drove here yesterday. [past of drive]
We saw her yesterday. [past of see]
QUESTIONS AND NEGATIVES (did + base form)
When did they arrive?
They did not arrive until four o'clock.
He didn't wash the car yesterday.
NOTICE: Do not use did for a subject question. (Unit 10)
PAST STATES AND HABITS
He lived in Nova Scotia for eight years. [but not now]
My father worked in the oil patch all his working life. [he is retired now]
PAST EVENTS AT A DEFINITE TIME OR PLACE
Did you have a good time on holiday?
I lived in Fort McMurray last year.
IMAGINING (Unit 86)
I wish I had a lot of money.
If I did, I'd travel all over the world.
POLITE REQUESTS AND SUGGESTIONS
EXAMPLE: I thought we could go to the cinema together.
NOTICE: Past simple or past continuous or present perfect? (Unit 40)