'The more gadgets there are, the【C1】______things seem to get. ' said Honore Ervin, co-author of The Etiquette Girls : Things You Need to Be Told. 'Just because it' s there【C2】______your disposal, doesn’t mean you have to use it 24/7. ' A recent【C3】______by market research company Synovate showed that 70 percent of 1,000 respondents【C4】______the poorest etiquette in cell phone users over other devices. The worst habit? Loud phone conversations in public places, or 'cell yell,'【C5】______to 72 percent of the Americans polled. 'People use【C6】______anywhere and everywhere,' Ervin said. 'At the movies-turn【C7】______your cell phone. I don't want to pay $10 to be sitting next to some guy chitchatting to his girlfriend【C8】______his cell phone. ' This rudeness has deteriorated public spaces, according to Lew Friedland, a communication professor【C9】______the University of Wisconsin-Madison. He【C10】______the lack of manners a kind of unconscious rudeness,【C11】______many people are not【C12】______of what they're doing or the others around them. 'I think it's really noticeable in any plane, train or bus【C13】______you're subjected against your will【C14】______someone else's conversation,' he said. 'You can listen to intimate details of their uncle's illness, problems with their lovers and【C15】______they're having for sinner. ' 'It【C16】______what. was a public' common space and starts to【C17】______it up into small private space. ' A short time ago, if cell phone users【C18】______politely asked to talk quietly, they would【C19】______with chagrin, he said. 'Now more and more people are essentially treating you like you don't understand that loud cell phone use is【C20】______in public.' 【C1】