2 Put the sentences in order. G a A big truck comes and takes our old glass bottles away. b They use the melted glass to make new bottles. c The clear glass, green glass, and brown glass go in different groups. d We put our glass bottles in a recycling bin. e Stores sell the recycled glass bottles. f The glass melts. g They put the glass and sand in a furnace. h Machines break the glass and mix it with sand.​