A"first-generation american" can best be described as someone who:

Someone who was born in America, but whose parents were not born in America

Explanation:

First-generation Americans are people who are among the first of their family to be born in the United States. Before they were born, their parents immigrated or traveled to America, and they were born in the country, making them a citizen. Similarly, a second-generation American is someone whose parents were first-generation Americans, and their grandparents were not American.

well it is hard to say but everyone learns at there own pace  

i learn slow so it would take me like awhile

i hope i was so kinda

and if i was you in would goggle it and watch videos or go to your friends and ask them or maybe even your teacher for extra