张小嘎有些儿坐不住了。整个上午,他几乎都目不转睛地盯着学校破旧院墙在太阳下的影子,看着它从淡淡的一大片变成现在浓浓黑黑的一长道,紧贴着院墙根,几乎就要看不见了。他知道,已经到正午了,这时的太阳在地面的正上方。而这些知识,是他听去年来这儿上课的徐老师说的。每次小嘎 Zhang Jia some children sit still. Almost all of the morning he stared intently at the shadows of the old walls of the school under the sun and watched it grow from a faint blockbuster to a dark, dark road nowadays, close to the wall of the yard almost to see Gone He knew it was midday, when the sun was right above the ground. And this knowledge is what Xu said he listens to class last year. Each small Ga