The effective communication ability for a writer is to get the knowledge out of his head and ____ readers’ heads.
I’m sorry it’s ______ my power to make a final decision on the project.
You have responsibility ______ clearing up the room after class.
It was so urgent that we have to finish it in ______.
I am surprised to see a _______ chair in the room.
Being a grandparent, he is the proudest ______.