*Notes:
excuse me( may i ask you a question?)= 请问= qǐng wèn
how to go… = ……怎么走?= ……zěn me zǒu?
where is … = ……在哪里?= ……zài ná lǐ ?
railway station = 火车站 = huǒ chē zhàn
toilet = 厕所 = cè suǒ
excuse me, how to go to railway station? = 请问,火车站怎么走?= qǐng wèn,huǒ chē zhàn zěn me zǒu?
excuse me, where is toilet? = 请问,厕所在哪里?= qǐng wèn,cè suǒ zài ná lǐ ?
**grammar notes:
(English)-how to go (place A)? = (Chinese)-(place A) how to go?
(English)-where is (place A)? = (Chinese)-(place A) is where?