Debes decidir si usar pasado simple o pasado perfecto, Doy 50 p 1. Ben was confused because he knew that hesomething
wrong.(do)


2. Deborah was furious when she what the house
painters (see/do)


3. Kevin remembered that hethis girl somewhere before.(see)


4. The driver hit the cyclist because he (not/see)him.


5. After hea strange creature appeared in his room.(fall asleep)

basic principles: federalism, separation of powers, checks and balances, judicial review, representative democracy, limited government, rule of law, individual rights and responsibilities, consent of the governed, majority rule, popular sovereignty, equal protection.

declare war, appoint military officers, sign treaties, make alliances

there are many answers to this question, such as a diplomat, ambassador, soldier, united nations employee, cia, etc.