Do you feel upset when you hear that your school might not allow cell phones? Do you break into a cold sweat when your cell phone battery(电池) dies? If you live without your cell phone, you might have a . A recent study found that some people could be to their cell phones. The study was conducted at Staffordshire University in England. About 40 percent of students said they couldn’t do without their cell phones. About 90% said they took their with them everywhere. One third of students surveyed said they used cell phones to themselves up. The study also asked students 18 to 25 questions designed to addictive behavior. The results found that one in six cell phone users have a lot in with gambling addicts (赌瘾). Some people said they sometimes lied about their cell phone use. admitted stealing to pay for their cell phone habit. Dr David Sheffield, conducted the study, said he wasn’t surprised by the . “Students use their phones , and this has both positive such as staying in touch with friends and family, and negative ones too, such as costs and social costs,” he told Weekly Reader. “The most finding was that a number of people reported they had a relationship or job because they spent too much time on mobile phones .” part of the study, some students agreed to take a from their cell phones. After three phone-free days, students reported feeling less about their daily lives. That might be a reason to hang up the phone! 小题1: A．must B．mustn’t C．can D．can’t 小题2: A．problem B．disease C．question D．trouble 小题3: A．pleased B．crazy C．devoted D．interested 小题4: A．surveyed B．examined C．checked D．tested 小题5: A．books B．phones C．notes D．pens 小题6: A．show B．cheer C．pick D．take 小题7: A．change B．form C．develop D．check 小题8: A．correction B．relation C．touch D．common 小题9: A．Other B．Others C．The others D．The other 小题10: A．who B．which C．that D．what 小题11: A．discoveries B．explorations C．results D．experiments 小题12: A．carefully B．briefly C．hardly D．frequently 小题13: A．effects B．points C．decisions D．ideas 小题14: A．financial B．physical C．national D．natural 小题15: A．interesting B．surprising C．exciting D．pleasing 小题16: A．founded B．earned C．built D．lost 小题17: A．For B．By C．As D．Of 小题18: A．break B．chance C．risk D．fortune 小题19: A．encouraged B．stressed C．satisfied D．inspired 小题20: A．funny B．strange C．good D．wrong