Choose the best option to complete the following sentences : 1. If we don't protect the rain forests , some species of plants and animals wil _______ forever A. migrate B. disappear C. exist D. escape 2 . Modern_______such as washing machines and vacuum cleaners make housework easier A. appliances B. accessories C. furniture D. materials 3 . Nowadays, the TV industry offers plenty of TV ______ for audiences A. careers B. events C. channels D. collections 4. Acting may be a tiring______, both physically and emotionally. A. business B. race C. course D. career