What do “soil” and “air” represent in the first line?

Reading Comprehension: Read the quoted parts carefully and answer the questions in English．Write your answers in the corresponding space．“My tongue，every atom of my blood，form’d from this soil，this air,
Born here of parents born here from parents the same，and their
parents the same，
I，now thirty-seven years old in perfect health begin，
Hoping to cease not till death”
What do “soil” and “air” represent in the first line?
【正确答案】：

SOIL REPRESNTS THE LAND OF AMERICA AND AIR REPRESENTS THE LIFE THERE. 

【题目解析】：引文中的“soil”代表的是美国土地，“air”代表的是美国的生活。