DID/DIDN'T
She/be/born/in/2000
She was born in 2000.
Past Simple - in 2000
At 11 a.m yesterday/he/learn to drive.
At 11 a.m yesterday he was learning to drive
Past Continuous - long action at a certain time.
By the age of 65/he/already/retire
By the age of 65, he had already retired.
Past Perfect - by the age
Pam/phone/while/you/watch TV?
Did Pam phone you while you were watching TV?
Before while- single action, after- longer
John/got engaged/before/ he/ leave the university.
John had got engaged before he left the university.
Past Perfect - had got engaged- happened before
Past Simple - he left the university - happened after that
When/he/become a grandparent?
When did he become a grandparent?
Past Simple - question form
While/he/start school/his brother/leave home.
While he was starting school his brother was leaving home
Past Continuous - WHILE
She/get married/yet?
Had she got married yet?
Past Perfect - question form - yet
We/eat/when/you/phone.
We were eating when you phoned.
A short action - phoned interrupted the longer action-were eating
I/can/not/pay for the pizza/because/ I/ leave my money at home.
I couldn't pay for the pizza because I had left my money at home.
Past Simple - couldn't pay
Past Perfect - had left my money at home- happened before
They/emigrate/to the USA/ last year
They emigrated to the USA last year.
Past Simple - last year
The sun/shine/the birds/sing/the children/play in the park.
The sun was shining, the birds were singing, the children were playing in the park.
Past Continuous - long actions describe the scene
Her grandparents/start a successful business/by the age of 40
Her grandparents had started a successful business by the age of 40.
Past Perfect - by the age
It/be/not/rain/when/we/go/out.
It wasn't raining when we went out.
Two actions in the past - longer - wasn't raining- short-went out
I/borrow/my brother's jacket/because/I/lose mine.
I borrowed my brother's jacket because I had lost mine.
Past Simple - borrowed
Past Perfect - had lost mine - happened before
We/move house/settle down and retire
We moved house, settled down, and retired
Past Simple - events happened one after another in the past
Yesterday evening/ Squidward/not/play the clarinet/in his room.
Yesterday evening Squidward wasn't playing clarinet in his room.
Past Continuous - long action at a certain time - negative
He/not/get divorced/yet.
He hadn't got divorced yet.
Past Perfect - yet- negative
You/not understand/the question/because/you/not/listen.
You didn't understand because you weren't listening
Two actions in the past - longer - weren't listening- short-didn't understand
I/not do my homework/because/my dog/eat it.
I didn't do my homework because my dog had eaten it.
Past Simple - didn't do
Past Perfect - my dog had eaten - happened before
They/not start a business/because/they/not/inherit/any money
They didn't start a business because they didn't inherit any money.
Past Simple negative
What/you/do/at 6 p.m yesterday?
What were you doing at 6 p.m yesterday?
I was.....ing
Past Continuous - question form
What/you/already/do/by the age of 13?
What had you already done by the age of 13?
I had already started school/learnt to read...
Past Perfect - by the age
It/be/ a warm day/ but/ the wind/blow
It was a warm day but the wind was blowing.
A scene in the past continuous - was blowing.
I/not come/to the lesson/because/ I oversleep.
I didn't come to the lesson because I had overslept.
Past Simple - didn't come
Past Perfect - had overslept - happened before