根据多音字的读音将词语归类。  

        ①步行    ②银行    ③通行证    ④内行    ⑤行情

1．行 xíng                                                                     

           háng                                                                    

    ①倒水    ②倒塌    ③倒闭    ④倒退    ⑤倒地

2．倒 dǎo                                                                       

          dào