THE TIME OF THE VERB'S ACTION
Two past actions happened at the same time.
Two actions happened together.
She said "hello" when she entered the house.
The car ran out of gas and stopped.
We sent the gift when we knew she left.
One past action happened before the other.
The first past time. The second past time. The completed action.
She had already entered the house before she said "hello."
The car had run out of gas before it stopped.
We had already sent the gift before we knew she left.
Two future actions will happen at the same time.
Two actions will happen together.
She will say "hello" when you enter the house.
The car will run out of gas and stop.
We will send the gift when we know she is leaving.
One future action will happen before the other.
The first future time. The second future time.
She will have said "hello" before you enter the house.
The car will have run out of gas before it stops.
We will have sent the gift before we know she is leaving.
