2012年12月13日,“嫦娥二号”探测器与“战神”小行星擦身而过,按照从左到右的次序,探测器上的照相机先后拍摄了一组照片(镜头的焦距不变).对此过程,下列说法中正确的是( )
A:小行星与探测器的距离逐渐变小,镜头与像的距离逐渐变小
B:小行星与探测器的距离逐渐变小,镜头与像的距离逐渐变大
C:小行星与探测器的距离逐渐变大,镜头与像的距离逐渐变小
D:小行星与探测器的距离逐渐变大,镜头与像的距离逐渐变大
Mrs Black lived in a city of England. Her husband died two years ago and one of her children worked in the capital and the other three lived in another town. Her husband didn't leave her much money and she had to live a simple life. Sometimes her children went to see her during their holidays,but they stayed with her for only two or three days. Luckily she had a cat with her. She liked it very much and took it everywhere she went. One winter morning the old woman got up early. She was going to buy some food in a shop. And when she came out, she found there was much snow in the street. She had to sweep it away. And suddenly she found the cat at the corner of the house. And then she laughed .Her cat caught a big mouse.
划线词意义和用法相同的一组是( )
①老虎挂念珠____ A.问到底
②哑巴吃黄连____ B.假慈悲
③飞蛾扑火____ C.有苦说不出
④打破沙锅____ D.想(响)得高
⑤高空放鞭炮____ E.自取灭亡
“你的家风是什么?”春节以来,探讨家风,温习传统文化,成为一项新风尚。家风,是指一家或一族世代相传的道德准则和处世方法。涉及修养、读书、做人、做事诸多方面,而尤以做人为要。探讨家风①是解决家庭教育问题的根本途径 ②能促进塑造社会主义核心价值观③有利于传承和弘扬优秀传统文化 ④说明家风是塑造个人德性的唯一因素
材料一:如左图为“东北三省略图”,右图为“长春市多年平均各月气温和降水量图”;
材料二:东北平原位于中国东北部大兴安岭、小兴安岭和长白山之间,北起嫩江中游,南至辽东湾,海拔大多低于200米,面积达35万平方公里,是中国面积最大的平原.东北平原土层深厚,土地肥沃,耕地广阔,属于世界三大黑土区之一,是中国主要的粮食产区。