I get up at 5 a.m. OR I get up at 5 in the morning.
He is an expert.
The companies decided to merge.
We must rise to the occasion.
One can obtain examples from history.
She was upset at the outcome.
I’ll do it. (If we want the sentence to be emphatic, we would write, ‘I myself will do it)
He is my best friend.
The shop *** open on all days of the week.
Bring your parents to school.