They break the glass into small pieces. →The glass______________________________________________________________________ 2.The milkman collects empty milk bottles. →Empty milk bottles ______________________________________________________________ 3.People throw away millions of old car tires every year.→Millions of old car tires_________________________________________________________ 4.They melt the mixture until it becomes a liquid. →Themixture___________________________________________________________________ 5.People speak English in many countries. →English_______________________________________________________________________ 6.The students plant flowers on the schoolyard. →Flowers_______________________________________________________________________ 7.People keep those books for reference. →Those books___________________________________________________________________ 8.You are interested in protecting the environment. We are happyabout this. →We are_______________________________________________________________________ 9.They will build a new bridge next to the old one. →A new bridge __________________________________________________________________ 10.The students passed the English exam. She is delighted to hear so. →She is ________________________________________________________________________