Look at the clothes line   in the twins' bedroom. There are some clothes on it. You can see a green blouse, a yellow skirt and a pair of trousers. The trousers on the clothes line are black. They are not new but clean. Are they Lily's clothes? No, they are Lucy's. Lily's clothes are on a clothes tree    near the window. Her trousers are brown. Her blouse is white and her skirt is blue. There is a new hat on the clothes tree, but it's not Lily's, it's Lucy's. Lucy's jacket s  are on her bed.  There are no clothes on Lily's bed. What color are Lucy's trousers?
Green. Black. Brown. White.