乘公交车

乘公交车
1.Which bus goes to the City Library please?请问哪趟公交车开往市图书馆?
2.How often does bus No. 301 come?301路公交车多久一班?
3.How much is the fare to the stadium?去体育场的车票多少钱?
4.Excuse me, this is my stop.劳驾，我要下车。