According to a new research, dreaming about something you’ve learned may actually be an indicator that your memory is working ov

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问题     According to a new research, dreaming about something you’ve learned may actually be an indicator that your memory is working overtime to retain that information. Doctors have long【B1】______the importance of a good night’s rest—for everything from improving performance to【B2】______physical well being.
   【B3】______this latest inquiry suggests that【B4】______sleep is beneficial, dreams may actually【B5】______whether our memories continue to work through【B6】______. In this latest research, researchers found that, after【B7】______ performing a task, study participants who took a nap and dreamt about that task【B8】______both those who hadn’t slept, and those who’d had a dreamless sleep or whose dreams didn’t touch【B9】______the task.
    As part of the research, subjects were asked to study a three dimensional computer maze so that later, when they were【B10】______placed somewhere in the middle of that maze, they’d be able to find their way out. Between the initial【B11】______of the maze, and the later task, some participants were allowed to nap. Among those who rested, several had dreams that【B12】______the maze—some saying that their dreams【B13】______the music that had been playing while they studied the maze earlier, while others imagined the maze as【B14】______caves that they’d had to【B15】______through. Later, when participants were put back in the maze, those who’d dreamt about it had greater【B16】______finding their way around than those who hadn’t dreamt about the【B17】______, or who hadn’t slept at all.
    The findings indicate that dreams may be a(n) 【B18】______of memory processing, and working over a problem in your sleep is a(n) 【B19】______that your brain is actively trying to【B20】______that information. The next step in the research, they say, is to examine how dreams during a full night’s sleep relate to memory process.
【B6】

选项 A、darkness
B、dangers
C、challenges
D、time

答案C

解析 语义逻辑题,考查词义辨析。解答此题要联系下文所提到的实验,下文的实验将小睡且梦到任务内容的人与没有小睡或小睡没有梦到任务内容的人进行比较。这里表明记忆在压力和挑战下工作的情况,C项符合句意,其他选项放人文中则不符合逻辑。
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