如图，不是正方体展开图的是（　　）

杨老师在游记中写道：两天两夜的列车，穿越黄土高原、宁夏平原、河西走廊，来到格尔木市。这里空气十分干燥，气温较低，海拔仪显示高度为3000米，四面环山，南面横亘高山，山顶白雪皑皑。杨老师描述的是（　　）

    My name is Lily. I'm from London. This is my mother. She is an English teacher. She is good at cooking and she is nice. This is my father. He is thin(瘦的)and short. He is clever. I love them. Oh, this is my house. Is it beautiful? The famous Thames(泰晤士河) is close to my house. It is long. There are a lot of ships on the river(河). I like watching the ships.