4.Screen-based addictionDoctors warn that watching television for more than two hours per day when you are young can lead to learning difficulties and a loss of concentration. This kind of entertainment can also make people fat. They eat “TV snacks” and do not do enough physical exercise.
A. 4 电视瘾医生警告幼小时每天看电视2小时以上会造成学习障碍和注意力不集中之类的问题。这种娱乐还会使人发胖,因为他们边看电视边吃零食,身体缺乏运动。
B. 4 电视瘾医生警告看电视2小时以上在你小的时候会造成学习障碍和注意力损失。这种娱乐同时还会使人发胖,因为他们吃电视零食,不做身体运动。
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5.Gaming addictionComputer games can be so addictive that some people do almost nothing else. The danger here is that these people no longer take part in everyday life but escape into a dream world.
A. 5.游戏瘾电脑游戏会令人痴迷上瘾,别事不做。它的危害在于游戏迷们会置身于日常生活之外,退隐于虚幻世界之中。
B. 5.游戏瘾电脑游戏让人如此痴迷上瘾害得他们什么事都不做。这里的危害是这些人不会日常生活,但是逃避于梦的世界之中。
6. Electromagnetic sensitivity (EMS)More and more people are being affected by the “electrosmog” that is all around us today. They may get muscle aches, headaches, heart problems and stomachaches, especially when people live or work close to mobile phone masts, for example. There is not enough scientific evidence to prove that the eloctrosmog is a danger to our health, but there is also not enough research into the effects of so many electrical appliances on people.
A. 6.电磁敏感越来越多的人被电磁影响,它包围着我们。我们可能会肌肉酸痛、头痛、心脏痛以及胃痛。尤其是当人们生活或工作在移动电讯塔附近,例如。没有科学证据表明电磁污染对我们健康有害,但是对于身边诸多电器对人体造成的影响也缺乏充分研究。
B. 6.电磁敏感当今我们身处电磁污染之中,越来越多的人深受其害。其症状包括肌肉酸痛、头痛、心脏问题以及胃痛。比如说,如果生活或工作在移动电讯塔附近,症状会尤其严重。目前没有科学证据表明电磁污染对我们健康有害,但是对于身边诸多电器对人体造成的影响几何也缺乏充分研究。
预算定额是规定()的标准
A. 劳动力、材料的机械的消耗数量
B. 劳动力、材料和机械的消耗价值
C. 分部工程价格
D. 分项工程价格
某引水洞设计混凝土衬砌量为3000m³,由于洞挖石方施工时超挖而引起超填混凝土”30cm“(注:规范允许超填400m),则采用现行部颁建筑预算定额编制施工图预算混凝土衬砌的工程量正确的是()
A. 3000m³
B. 3450m³
C. 3400m³
D. 3500m³