66d re-write the sentences. use the passive. 0 for a long time, they recorded music on vinyl records. for a long time, music was recorded on vinyl records. 1 nowadays, they release albums on cds. nowadays, aibums 2 they developed the cd in the 1980s. the cd 3 people use cds to store music or computer software. cds 4 they make cds from plastic and aluminium. cds 5 they have sold billions of cds in the last twenty years. billions of cds 6 maybe one day people will download all music from the internet. maybe one day all music 7 but probably people will buy cds for a few years to come. but probably cds 67 the passive + by 67 a re-write the sentences. use the passive and by + agent if necessary. 0 george lucas made star wars. star wars was made by george lucas. 1 they speak three languages in switzerland. 2 thieves once stole the fifa world cup. 3 alexander fleming discovered penicillin. 4 about 1,500 people have climbed everest. 5 they award the nobel peace prize every year. 6 they have discovered water on mars.