Every place is different. That is 【21】______ makes geography so interesting. It 【22】______

us to new place, to different ways of living 【23】______ the land, to new ways of thinking about the 【24】______ . Indeed, it shows us new ways of thinking about ourselves 【25】______ our environment. Like travel, it is 【26】______ . It gives us new experiences and 【27】______ our understanding.

In comparing the study of geography to travel, 【28】______ should also note the importance of maps. Like the vacationing-motorist, geographers feel much more 【29】______ with a good map. Maps are 【30】______ the most important tools of the 【31】______ trade. The ability to read and use maps is a 【32】______ skill that you will 【33】______ for driving, reading the newspaper, and doing many 【34】______ .

The study of geography will help you to improve your map reading skills. 【35】______ that is only the beginning. The real value of geography is 【36】______ it will give you a special way of 【37】______ at the world.

A geographical outlook can help you understand 【38】______ , your neighbors and the world. It can make you sensitive 【39】______ your environment and excited enough to really are. People with knowledge and concern can 【40】______ our world better to live in.

【21】

A．that

B．which

C．what

D．all