A．many foreign tourists visit the United States every year.
B．Americans enjoy eating out with their friends.
C．the United States is a country of immigrants.
D．Americans prefer foreign foods to their own food.

A．They can make friends with people from other countries.
B．They can get to know people of other cultures and their lifestyles.
C．They can practice speaking foreign languages there.
D．They can meet with businessmen from all over the world.

A．The couple cook the dishes and the children help them.
B．The husband does the cooking and the wife serves as the waitress.
C．The mother does the cooking while the father and children wait on the guests.
D．A hired cook prepares the dishes and the family members serve the guests.