I am a boy student in Grade Four.___小题1:____. At school I have three good friends._小题2:____.Xiao Jun is a girl. She is nine years old. She is in Class2, Grade 2. Her eyes are big. Her nose is small and her face is round. Look at the girl. ____小题3:_____ Her mouth is small. She is Xiao Qun, Lei Zi’s sister. She and I are eleven and we are in the same class.____小题4:___ He is short. ____小题5:____.He and Xiao Jun are in the same grade but in different classes.

从方框中所给的选项中选出能填入空白处的最佳选项，补全短文。

青藏铁路北起青海西宁，南到西藏拉萨。高原列车开通后，促进了西藏地   

区旅游业的蓬勃发展。读图13，回答下列问题。（12分）

1．说出图示区域主要的能源。（2分）

2．写出图示区域的世界文化遗产, 并说 出该区四种特色旅游资源（自然、人文各两个）。（5分）

3．评价该区旅游资源开发的优势，并指出图示区域进行旅游规划时应优先考虑的问题。（5分）