Why do we need to study music as an academic discipline? it is because music is 选择一项或多项 0a. the emotional history of human race bour everyday leisure activity c. the imaginational history of human race d. the symbol of identity and value of people

Can you submit a picture?

Humans have survived and thrived in mexico city by using technology to create greater access to land. when the spanish conquered the aztec capital, tenochtitlan, in the 16th century, they built mexico city by draining the lakes and filling in the lake water to create more arable land for agriculture. this technique of land reclamation has continued to be fundamental to human civilization in mexico city.