The United States is an example of a ______ or a dominant power in the global economy.

Israel went to war against ______ in 2006, in particular against ______, an Islamic party supported by Syria and Iran.

Fill in the blank(s) with the appropriate word(s).

What is the length of a term in the U.S. Senate?

a. two years  b. four years  c. five years  d. six years