Making sentences of last week!

It's always hard for me to say good-bye to someone.
Did you just let her go? Are you serious?
I saw you keeping a low profile in between two bosses.
Don't bring up the past.
You need to elaborate this problem to your parents.
I remember that my last boss was considerate and understanding.
He is short-tempered and everyone who works with him gets a hard time.
She will be whiny if things don't go right.
Just so you know, we also have another appointment.
Her calculation is always right on the nose.
This event is attended by the mayor.
I'm gathering some people to help prepare for Sue's birthday party.