When I arrived, everybody else.... (leave) and I was alone
had already left
What .... (do) yesterday at eight?
were you doing
I ..........(meet) my best friend in primary school
met
He was tired because he.... (not sleep) well the night before
hadn't slept
He was tired because he ........ (not sleep) recently
hadn't been sleeping well.
When I heard Donald Trump was the new president, I ..... (cry)
cried
He failed his test because he .... (not study)
hadn't studied
The teacher was livid because the students.... (throw) spitballs at the board.
were throwing
I couldn't answer the question because I ..... (not pay) attention when the teacher asked it.
wasn't paying
I ............ (know) the answer to the question
knew
He was sad when his girlfriend .... (break up) with him
broke up
She was sad after her boyfriend ...... (to kiss) another girl.
had kissed
He ......... (lay) his keys on the table the day before.
laid
"What ......... (you / do) when you heard you could visit the hairdresser again?" "I made an appointment!"
did you do
was speaking
My little brothers were filthy because they .... (play) outside all day.
had been playing
My aunt agreed to meet me after I .... (to ring) her.
had rung
She .... ( never to fly) before Tim forced her to.
had never flown
I ... ( to watch) tv when I ... ( to realise) how hungry I ... ( to be)
was watching/ realised/ was
And there were no biscuits in the jar anymore. Somebody ... (to eat) them all! I was sure that I ... ( to put) the jar there the previuos day I ... ( to eat only) one.
had eaten/ had put/ had eaten