raffic jam is a very serious problem in Guangzhou The streets are always full of buses，cars and bikes．Some people do not follow the traffic rules．To improve the traffic in Guangzhou，I think，first，ever...
raffic jam is a very serious problem in Guangzhou The streets are always full of buses，cars and bikes．Some people do not follow the traffic rules．To improve the traffic in Guangzhou，I think，first，ever...