EX5:
1. F
2. F
3. T
4. F
1. More than 7 millions in the city and 19 millions in the metropolitan region.
2. Visitors to New York are all attracted by places such as the Statue of Liberty, the Empire State Building, Wall Street, and Broadway theater district.
EX6:
1. T
2. T
3. F
4. F
1. They send valentines to their friends.
2. At the end of school day





