The T-shirt was first used as uniform by the ______ in America（）
Air Forces
B. Army
C. Navy
D. Police
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The uniforms of American Army troops were_during World War I（）
A. wool
B. cotton
C. synthetic fabric
D. silk
Which country is called the melting pot（）
A. China
B. Japan
C. The United States
D. England
According to local customs, which of the following is not true（）
A. In the U.S.A., you should call to explain if you are going to be more than 15 minutes late for a party, lunch, or dinner
B. In China, you should cover your mouth when you are using a toothpick
C. In Japan, you should take off your shoes before entering someone’s home
D. In Thailand, you can touch a child’s head if you think he is very cute
The full name of Britain is______（）
A. Great Britain
B. the United Kingdom
C. the United Kingdom of Great Britain and Northern Ireland
D. the United Kingdom of Great Britain
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