英语翻译
11.thepassageistotellpeopletosavesesourceswhenworkinginanoffice
12.howmanykindsofwastearementionedinthepassage?
13.fromthepassagewecaninferthatintheofficemanypeopledontturnoffthacomputersafterusingthem
14.itissuggstedthatweusebothsidesofthepaperatthecopierbecauseweshouldsavepaper
15.theunderlinedword"mugs"ismostlikelytobeacontainerthatcanbeusedagainandagain