Use of English PRO

The idea that we live in a web of communications and that you're (0) EFFECTIVELY (EFFECT) only six steps away from direct contact with your favourite film star is not a new one. Indeed, it (1) ............ (DATE) the internet and mobile telephony by several decades. In the 1960s, Stanley Milgram established that it was (2) ............ (SURPRISE) easy to contact anyone in the USA via the postal system, even if their address was (3) ............ (KNOW) to you. However, his findings were deemed (4) ............ (CONCLUDE), since some messages never reached their target. Interest in the idea was revived by John Guare's play Six degrees of separation in the 1990s, and then (5) ............ (POPULAR) by an online game (6) ............ (TITLE) the Six degrees of Kevin Bacon, in which players link any actor to Kevin Bacon in as few steps as possible. More recently, people have tested out the theory using social networking sites like Facebook. There are still questions about how (7) ............ (REPRESENT) the results are, but the Latest technology lends considerable weight to the underlying (8) ............ (FEASIBLE) of the theory.