2016届高三英语一轮复习课时训练：23 课时训练23　Conflict(北师大版)_高考复习指南

2016届高三英语一轮复习课时训练：23 课时训练23　Conflict(北师大版)

　　While the bacteria are not immediately harmful, high levels of bacteria indicate poor personal hygiene (卫生)

　　and act as a breeding (交配繁殖)

　　ground for other bugs.

　　The findings from a sample of 30 phones by

　　magazine suggest 14.7 million of the 63 million mobile phones in use in the UK today could be potential health risk.

　　The most unhygienic phones had more than ten times the acceptable level of bacteria and seven of them were above the level. The worst phone also had 39 times the safe level of enterobacteria(肠道菌), (肠) of humans and animals and include bugs such as Salmonella(沙门氏菌) .

　　Other bacteria including food poisoning bugs were found on the phones but they are at safe levels.

　　researcher Ceri Stanaway said,

　　“Most phones didn't have any immediately harmful bacteria that would make you sick right away but they were dirtier than they could be, so everyone should pay attention to keeping your mobile phone hygienic when you use it”．这是一篇说明文讲述了手机上的细菌。现代生活中手机已经是不可缺少的物品然而研究表明手机上细菌18倍。？”

　　in this passage is ________．azine

　　答案　D解析　细节理解题。依据文章第二段中The findings from a sample of 30 phones by Which? magazine suggest 14.7 million of”可知？是一本杂志的名字。故选D项。nes ________．答案　B解析　细节理解题。由文章第一段中的“every mobile phone averagely carries 18 times more potentially harmful bacteria”和第二段中的“14.7 million of the 63 million mobile phones in use in the UK today could be potential health risk”可知手机所携带的细菌对其使用者的健康来说是一种潜在的威胁。故选B项。________．答案　C解析　细节理解题。依据文章最后一段中的“everyone should pay attention to keeping your mobile phone hygienic when you use it”可知使用手机时C项。 Some research on mobile phones