7. Geo-Stats
• How many miles of coastline and roads
does the United States have?
• How many major religions and major
languages does the United States have?
14. Key words
continent 大陆,大洲
industry 工业
Mexico 墨西哥
New York City 纽约
lumber 木材
the Great Lakes 五大湖
Alaska 阿拉斯加
the Rocky Mountains 落基山脉
wheat belt 小麦带