Điện tử còn thiếu vào đoạn văn:
Television is (1)............. of man's most impotant means (2)............... comunication. It brings (3).................. and sounds from (4)............... in the world to milion of homes. A person with a (5).................... set can (6).............. in his (7)................... and watch the present (8)....................... a speech or visit a foreign country. Through TV, home viewer (9)....................... see and learn (10) ........................ people, places anythings in far away lands.