练习说明
句子填空 题目要求：阅读文段，从文中挑选原词补全句子，每道题目都有特定的字数要求，以黑体加粗字标示。请把答案填到每题空缺处。
Choose NO MORE THAN ONE WORD from the passage for each answer.
第 1 题
Up to half of younger workers listen to music on their headphones, and nearly all of them think it makes them better at their jobs. In survey after survey, people report with confidence that music makes them happier, better at concentrating, and more productive.
Across numerous surveys, people claim confidently that music helps them feel happier, improve focus and become more ______.
第 2 题
A Taiwanese study linked music that has lyrics to lower marks on concentration tests for college students, and other research has shown music with lyrics scrambles our brains’ verbal-processing skills. ‘As silence has the best overall performance, it would still be advisable that people work in silence,’ another reporter dryly concluded.
Research has indicated that lyrical music impairs humans’ verbal-processing abilities, thus it is ______ for people to work in a quiet environment.
第 3 题
The letter writer, an eccentric inventor and repairman named Nathaniel Baldwin, from the USA state of Utah, made what at the time was an astonishing claim: he had built, in his kitchen, a new kind of headset that could amplify sound. This was an opportune invention for the Navy, who asked for a sound test and then enthusiastically adopted the headsets.
Nathaniel Baldwin declared surprisingly that he had created a sound-amplifying headset at home, and this well-timed creation was later ______ by the Navy with great zeal.
第 4 题
‘Music, together with dance, co-evolved biologically and culturally to serve as a technology of social bonding,’ Nills L Wallin and Bjorn Merker wrote in The Origins of Music. If music evolved as a social glue for the species, as a way to make groups and keep them together, headphones have done what writing and literacy did for language – they made music private.
Historically, music served as a ______ to bond human groups.
第 5 题
Headphones create shields for wearers, separating them from other people and their surroundings. Headphones have their own rules of good manners; they are like wearing a ‘Do not disturb’ sign.
Headphones act as ______ that separate wearers from their environment.
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