Young people in the United States usually become husband and wife _______.

A．how to choose a husband or a wife in America
B．the computers in private companies
C．a new way that some people choose the right husband or wife in America
D．people who are interested in computers

A．in the hotel
B．when the President left the hold for his car
C．when the security men ran into the hospital
D．in the summer of 1981