Use an apostrophe we're possible: This is a club for chess players; This is the voice of my mother; Where is the key to my room? This is a school for the boys; That is the decision of Terry; This the hand of the chair; That...

Use an apostrophe we're possible: This is a club for chess players; This is the voice of my mother; Where is the key to my room? This is a school for the boys; That is the decision of Terry; This the hand of the chair; That is the petal of the flower; These are the uniforms of the pupils; Those are the hooves of the deer.