单项选择题

The White House is open to the public （）

A．on weekdays only
B．five days a week
C．every other day
D．on weekends only

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热门试题

单项选择题

The responsibility of the police force of Public Transit is to （）

A．enhance public security
B．build a free transit system
C．control the number of riders
D．ensure a convenient transit system

单项选择题

This notice is to provide information about （）

A．scheduling of Washington DC tours
B．the security system of the White House
C．application for a tour of the White House
D．duties of a tour group leader