Past simple
I was rich but now I'm poor. Well, I can only afford caviar from Finland.
They were so stupid: they forgot their suitcases!
Past continuous
They were living the fast life but reality caught up to/with them!
He was singing in the rain; nothing could bring him down.
Past perfect
She had kept a dark secret from Max, but eventually he found out: she didn't love his cat at all.
They'd heard about his preposterous proposition and assumed it was a joke.
'Past imperfective'
I used to think life was a bowl of cherries.
We would take off after work, head to the beach, howl at the moon. Those were the days!
He used to watch TV until 3 in the morning. Can you believe it?!
(GET) used to
I'm getting used to being a foreigner.
They got used to the temperature.
I can/could get used to free empanadas!
When will we ever get used to higher taxes?
Get used to getting used to new stuff!
I've gotten used to the politics
I'd gotten used to his smell but not (to) his jokes.
(BE) used to
He was shy at first but now he is used to friendly people at least.
We're used to listening to that nonsense.
They'd been used to the war but now this was something entirely different. . .
I've become used to cold showers.
She'll be used to the attention someday. She is already used to it sometimes.
Relationship terms
hang out, love interest, affectionate, main squeeze, flirt, chat, number one,
platonic, drop (a person), date, passing interest, infatuated, head-over-heals in love, turned off/on
. . . refer to prior saved screens/prior classes. These were just ones that popped into my head.