I. CLOZE TESTS ① there – appeared – popular – invented – as – news – which – what Television first (1)__________ some fifty years ago in the 1950s. Since then, it has been one of the most (2)__________ sources of entertainment for both the old and the young. Television offers cartoons for children, world (3)__________, music and many other programs. If someone is interested in sports, for instance, he can just choose the right sports channel. There he can enjoy a broadcast of an international football match (4)__________ it is actually happening. Television is also a very useful way for companies to advertise their products. It is not too hard for us to see why (5)__________ is a TV set in almost every home today. And, engineers are developing interactive TV (6)__________ allows communication between viewers and producers.