单项选择题A．At a railway station.B．At a bus center.C．In the countryside.D．In a coastal town.

单项选择题A．Money.B．Ships and planes.C．Florida.D．Trains and cars.

单项选择题A．A two-bedroom apartment.B．A sofa.C．A chair.D．A roommat

单项选择题A．To warn of dangers.B．To explain traffic regulations.C．To wake up drivers who are falling asleep.D．To give directions.

单项选择题A．Alice is now in a very bad temper.B．Alice is now preparing for the test.C．Alice is now very happy.D．Alice is now ill.