It’s not polite to make fun of others when they are in trouble .
Bob is good ________ music.He can be good ________ children in the music club.
__________ I like French very much, __________ I study it very hard.
Her sister is a nurse, so she always wears __________ uniform when she works.
My house is next to a park ______ many trees and flowers.
Don’t cross the street when the traffic is red. You may _______