Line: The book shelf in the room shows the use of line because the book shelf shelves are built against the wall forming a miniature tree. Our eyes are drawn to look at the book shelf tree from bottom to top and outward to the tree/bookshelf branches.
Glass Vase with Fake Flowers - A snoozy vase gets an elegant makeover when you print out a sticker that makes it look like a perfume bottle. Can't make stickers in your printer? Draw a label on a piece of heavy paper and use glass glue.