2015
高考英语北师大版一轮话复习《题阅读与写作》第一节 话题写作——科普知识第一节 话题阅读——科普知识 5年真题拓展训练(1) 《原题体验》 (2013•新课标全国ⅰ•阅读理解b) the baby is just one day old and has not yet left hospital.she is quiet but alert(警觉)．twenty centimeters from her face researchers have placed a white card with two black spots on it.she stares at it carefully.a researcher removes the card and replaces it by another，this time with the spots differently spaced.as the cards change from one to the other，her gaze(凝视) starts to lose its focus—until a third，with three black spots，is presented.her gaze returns：she looks at it for twice as long as she did at the previous
