---Sally is ill. Do you know what’s the matter with her? ---Poor girl. Her illness is the_________ of eating unhealthy food.
Lily is _____ girl .
It usually takes about ten minutes ____to school.
He ___ at 6:00 in the afternoon.
I go home __ __5:30 Sunday afternoon.
Mr. Wu is good ____ math. He teaches _____ math well.