2014
高考英语阅读理解精英训练极品题（15）及答案 阅读理解 advice to “sleep on it” could be well founded, scientists say. after a good night’s sleep a problem that seemed impossible to solve the night before can often appear easier, although no evidence has proved this by now. but researchers at the university of luebek in germany have designed an experiment that shows a good night’s sleep can improve insight(洞察力）and problem-solving. “if you have some ne
