... board boxes, jars, tins, food cans,mirrors, bottles, plastic clothes, drinking cans, plastic combs, plastic wares, paper flowers, fruitpeels, vegetables, shoes, school bags.Test 1 (15 minutes)I. ... nhau.Ưu điểm• Dễ thực hiện;49 II. Choose the best answer: (10 points)In the UK we each use about two hundred steel food and drink cans every year. Steel cansare popular because they are convenient, ... recycling or re-using steel cans is so successful that every day of the yearmore than five million cans start new lives in new steel products.After you have thrown away your can, what happens? Well,...