A.a happy man
B.a sad man
C.a bad man
资料The USA is the fourth largest countries in the world. It is smaller than Russia, Canada and China. Washington DC is its capital. But it is a quiet city. New York is the biggest city in America and it’s one of the biggest cities in the world. It is in the east of the USA and at the mouth of the Hudson River. A large part of the city is on Manhatten Island ( 岛)，a big island in the river. New York has a larger population than Washington DC. In New York we can see the famous statue, the statue of Liberty.
6.The USA is the（答案）largest country in the world.
A.second
B.third
C.fourth
7.Washington DC has a（答案）population than New York.
A.larger
B.smaller
C.more