They still waiting for you.
It USUALLY rains when I go on holiday.
I _________ her pen back. (bring, past simple)
I brought her pen back.
Nyla is taking the train tomorrow morning.
CORRECT (Present continuous to describe a fixed future arrangement)
Why __________ they __________? (wait, past continuous)
Why were they waiting?
When we arrived there, she already left.
When we arrived there, she HAD already left.
I NEED / AM NEEDING a tissue right now.
I NEED a tissue right now. (State Verb)
This car is parking here a lot.
WRONG
--> This car parks here a lot.
Back then, we swim in the little pond behind the farm on sunny days.
Back then, we WOULD / USED TO swim in the little pond behind the farm on sunny days.
What WERE YOU DOING / HAVE YOU BEEN DOING lately?
What HAVE YOU BEEN DOING lately?
Jane already read the first 50 pages of this book.
INCORRECT
Jane HAS already read the first 50 pages of this book.
I have been working tirelessly all morning.
CORRECT