1. Is the area of the United States 9.83 ml km²?
2. Does the United States have a capitalist mixed economy?
3. Does the executive branch consist of the President and his delegates?
4. Is the Mount McKinley the country's tallest peak?
5. Does the President manage national affairs and the work of the federal government?
1.To stop [ stopping, having stopped, being stopped]
2.to forget [ forgetting, having forgotten, being forgotten]
3.to begin [ beginning, having begun, being begun]
4.To open [opening, opened]
5.to play [played, playing]
6.to study [studyed, studying]
7.to give [gived, giving]