题目

一人从远处走向一面竖直挂着的平面镜，下面关于在平面镜中所成的像的说法中正确的是（ ）A.像向远离平面镜的方向移动，像的大小不变B.像向靠近平面镜的方向移动，像变大C.像向远离平面镜的方向移动，像变小D.像向靠近平面镜的方向移动，像的大小不变 答案：【答案】D【解析】物体在平面镜中成的像的大小跟物体的大小有关，跟其他因素无关.所以，一个人从远处走向一块竖直挂着的平面镜，人的大小不变，像的大小不变．物像到平面镜的距离相等，当一个人从远处走向一块竖直挂着的平面镜，人到平面镜的距离减小，像到平面镜的距也减小.所以，像向靠读下列的短文，判断正(√)误(×)。      I'm an English girl. My name is Lucy. I have a new pen pal. He lives in China. His name is Ding Yi. He's twelve. We're the same. He lives in the city of Shanghai. It's far from Beijing. His family lives in a house. He speaks English very well. I like China. My family is coming to China soon. I'm going to visit Ding Yi. I think we'll have a good time. (     ) 1. Lucy is twelve.(     ) 2. Ding Yi lives in Shanghai. (     ) 3. Ding Yi can't speak English. (     ) 4. Lucy's family is coming to China.(     ) 5. Ding Yi is going to visit Lucy.