1.The Berlin Wall was built in order to
a) stop communism from spreading into Western Europe
b) help governments to control people's movements
c) provide jobs for people who were unemployed
2.Since 1989, people have been able to
a) open new checkpoints in the Berlin Wall
b) visit friends in communist East Berlin
c) move freely throughout Berlin
3.The phrase "The Cold War" refers to the global power struggle from 1945 to 1990 between a group of communist countries led by the USSR and a group of
a) capitalist countries led by the USA
b) developing countries led by China
c) democratic countries led by the UN