Задать 5 типов вопросов к этому предложению:

America is a nation of risk-takers.

Is America a nation of risk-takers?

America is a nation of risk-takers,isn`t it?

What kind of nation is America?

Is America a nation of risk-takers or not?

What country is a nation of risk-takers?

Is America a nation of risk - takers?

What nation is America?

Is America or England a nation of risk - takers?

America is a nation of risk - takers, is not it?

Is America a nation of risk - takers or not?