短文填空.根据短文的意思,在所给的词中选择合适的填在相应的空格中,使短文完整,每格一词

短文填空.根据短文的意思,在所给的词中选择合适的填在相应的空格中,使短文完整,每格一词
( orange,go, yellow, in , on, rulers, a, an, road, rules, boat, three, there, is, green , stop, )
You must know the traffic ______ if you walk ____ a city. There ___always _____ lights for the traffic lights. You can cross the street at a ______ light and you must ____ at a red light. The _____ light means “Wait’ . If you drive ___ car, you must drive ___ the right side of the _____.