Where was the passage most probably excerpted（）

A．cross to the opposite side of the road before signaling the bus or tram to stop
B．step into the road in good time before the bus or tram arrives.
C．not leave the pavement until the bus or tram has stopped.
D．only leave the pavement to signal the bus or tram to stop.

A．expect cars to stop for you
B．cross without giving the driver enough time to stop
C．step off the pavement
D．expect drivers to give you enough time to cross