单项选择题

A．By computerized traffic control and personal computers at home.
B．By computerized cash registers in the stores.
C．By computerized billing of credit card companies.
D．All of above.
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单项选择题
A．The one in AlaskaB．The one in Alabama.C．The one in San FranciscoD．The one in Los Angeles.
A．The one in Alaska
B．The one in Alabama.
C．The one in San Francisco
D．The one in Los Angeles.
单项选择题
A．With his grandparents.B．In student housing.C．With his wife’s parents.D．In his own apartment.
A．With his grandparents.
B．In student housing.
C．With his wife’s parents.
D．In his own apartment.
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