A．It’s cheaper to go to Chicago by car.B．She likes to travel by car.C．She doesn’t know how much it costs to go by train.D．They should guard their money when taking the train.
A．It’s cheaper to go to Chicago by car.
B．She likes to travel by car.
C．She doesn’t know how much it costs to go by train.
D．They should guard their money when taking the train.