Вот предложения с раскрытыми скобками и глаголами в Past Continuous:
He was swimming at 5 o'clock yesterday.
We were drawing the whole morning yesterday.
She was writing an essay from 6 till 7 yesterday.
I was doing homework all the evening yesterday.
They were watching TV when mother came.
You were playing with toys all the day yesterday.
My cat was sleeping the whole afternoon yesterday.
Her parents were buying food at this time yesterday.
His mother was washing up when father came.