读图“某地等高线地形图（单位：米）”，完成下列问题

    Mr and Mrs Brown are from America. They are now teaching English in Beijing .Their son Jack is with them. Jack speaks English. They want him to learn some Chinese. Jack is in Grade Three in a Chinese school .He likes to play with(玩耍) Chinese children every day. He listens to Chinese, speaks Chinese, reads books in Chinese and writes in Chinese. He is good at his Chinese.

阅读杜甫的《绝句二首（其一）》。
迟日江山丽，春风花草香。泥融飞燕子，沙暖睡鸳鸯。
注：此诗作于杜甫草堂。