The class/ study/ when I/ come.
The class was studying when I came.
We/ watch movies when the electricity/ go out.
We were watching movies when the electricity went out.
He/ jog/ when the dog/ attack him.
He was jogging when the dog attacked him.
I/ cry a lot when I was 3.
I CRIED a lot when I was 3.
He ______ (take a shower) when the phone _____ (ring).
He was taking a shower when the phone rang.
She/ go to Thailand two years ago.
She WENT to Thailand two years ago.
At 3 o'clock yesterday, I _______ (study) in my bedroom.
At 3 o'clock yesterday, I was studying in my bedroom.
We _______ (play) soccer when the rain _____ (start).
We were playing soccer when the rain started.