Was, there was, etc.
Pro
noun
ce
Past
Simple
Vs
Continuous
Used to
Meanwhile
During
Later
Etc
100

My friend _________ in the hospital

Was

100

Abandon

AbAndon

100

I _______(play) video games all night 

Played

100

He used to play ping pong (negative)

He didn't use to play ping pong

100

He didn't pay attention _______ the meeting 

( Meanwhile, later, until, at that time, afterward, during)

During 

200

__________ a lot of cars in the parking lot. It was full.

There were

200

Improve 

ImprOve

200

He ________(play) videogames when she arrived

Was playing 

200
She used do the homework at night (question)

Did she use to do the homework at night?

200

Mozart was an important composer in the 1700's.   ________ he was very famous.

( Meanwhile, later, until, at that time, afterward, during)

At that time 

300

She was sleeping, she _______ at the party

Wasn't 

300

Reverse

RevErse

300

They _________ (watch) a movie when the power went out 

Were watching 

300

We used to go to the movies every Sunday (negative)

We didn't use to go to the movies every Sunday 

300

We finished the project at 2pm. ________ we went for a lunch because we were very hungry.

( Meanwhile, later, until, at that time, afterward, during)

Afterward 

400

_________ any problem but he was nervous

There wasn't 

400

Replace

ReplAce

400

We _______ (travel) to Europe last year

Traveled

400

Michael used to be good at math (negative)

Mike didn't use to be good at math 

400

I studied the high-school from 1970 to 1974, _______ I started the university, in 1977

( Meanwhile, later, until, at that time, afterward, during)

Later

500

_________ some sugar in the kitchen 

There was

500

Advantages 

AdvAntages

500

While I was walking, it _______(start) to rain

Started 

500

Karla used to paint graffiti (question)

Did Karla use to paint graffiti?

500

John was talking on the phone. _______ the kids were playing outside

( Meanwhile, later, until, at that time, afterward, during)

Meanwhile