— I can’t decide __________or not I should encourage my son to be a volunteer.— Why not? It will make him more helpful.
Your notebook _______ Li Lei’s.
They always have a good time ____ each other.
He is ____ honest boy. He never tells a lie.
__________ bad weather it was! It has been rainy for a week.
Eddie is very lazy. He prefers _________ to ___________ .