【文章內(nèi)容簡(jiǎn)介】
as gift—a lovely alarm clock—so they could stop using the excuse that they needed their very attractive iPhones by their beds to wake them up in the morning,” she said.If your phone wakes you up in the morning, it may also be keeping you up at night. A 2008 study showed that people exposed to mobile radiation took longer to fall asleep and spent less time in deep sleep. “The study indicates that during laboratory exposure to 884 MHz wireless signals, ponents of sleep believed to be important for recovery from daily wear and tear are severely affected,” the study concluded.A quarter of young people feel like they must be available by phone around the clock, according to a Swedish study that linked heavy cellphone use to sleeping problems, stress and depression. Unreturned messages carry more guilt when the technology to deal with them lies at our fingertips. Some teens even return text messages at midnight.Most of us choose not to set limits on our nighttime availability. Nearly three quarters of people from the age of 18 to 44 sleep with their phones within reach, according to a 2012 Time poll. That number falls off slightly in middle age, but only people aged 65 and older are leaving the phone in another room as mon as sleeping right next to it.【語(yǔ)篇解讀】 本文闡述了人們?cè)谒X(jué)時(shí)把手機(jī)放在身旁的做法嚴(yán)重影響睡眠質(zhì)量。4.Why did the author39。s boss start to enjoy sleeping?A.Her friends encouraged her to sleep on time.B.Mobile phones couldn39。t wake her up on time.C.Her friends sent her a lovely clock to wake her up.D.She got hurt due to working too late.解析:選D 細(xì)節(jié)理解題。根據(jù)第二段中的“Several years ago, my boss fainted due to exhaustion after staying up late to catch up on work. She banged her head and ended up with five stitches (縫針)...Now she leaves her phone charging in another room when she goes to bed...”可知,作者的老板因?yàn)榘疽构ぷ鞫鴷灥惯^(guò),導(dǎo)致頭部被縫了五針。那之后她吸取教訓(xùn),開(kāi)始享受睡眠。故選D。5.Why did the author39。s boss give her friends alarm clocks as Christmas gifts?A.Alarm clocks don39。t give off any radiation.