He _______ (eat) lunch alone because he _______ (be) mean to his best friend.
ate / had been
Their flight from London _________ (not leave) on time, so they ___________ (know) they would be late.
hadn't left / knew
_____________ (you + see) Terminator 2 before you ___________ (see) Terminator 3?
Had you seen / saw
He ________ (tell) the teacher that he _________ (see) a doctor.
told / had seen
The party was so much fun! Why ___________ (you leave) early?
did you leave
When the teacher ________ (arrive), the students ____________ (already finish) all their work.
arrived / had finished
By the end of the day, she _____ (feel) sick because she __________ (eat) her house plants even though she ________ (know) that they're not edible.
felt / had eaten / knew
We ________ (go) to Paris last summer.
went
On her way to school, Dana _________ (realize) that she __________ (not bring) her notebook with her.
realized / hadn't brought
She ________ (be) excited because she __________ (not drive) a tractor before.
was / hadn't driven
Before the internet, all people ________ (have) was sticks and stones.
had
__________ (you lock) the door?
Did you lock
I _________ (ask) him what animals he __________ (see) on his trip to Africa last year.
asked / had seen
By the time Lia __________ (arrive) at the party, everyone ___________ (go) home.
arrived / had gone
She _______ (take) him to that restaurant because he _________ (not eat) there before.
took / hadn't eaten
I ___________ (not say) anything until she ____________ (finish) talking.
didn't say / had finished
How long ___________ (they date) before they ________ (they get) married?
had they dated / got married