An excellent teacher is believed to be one who devotes (奉献) himself to the children but asks for nothing .
--- Everybody is going to climb the mountain. Can I go too, mom? ---_____ Wait till you are old enough, dear.
You can eat free in my restaurant _____ you like.
I suggest that he _____, or else he could make things worse.
A quarrel _____, which made him _____ his family.
He has a gift for description and makes ghost(鬼) stories _____.