我能把声母相同的字归类。

灶  德  婆  类  戴  玻  段  鹭  繁  剩    

篷  孵  耐  租  批  临  娜  善  拌  败

z：                                 p：                                     

d：                                 l：                                     

b：                                  sh：                                  

n：                                   f：                                   

Thanks to ________ invention of the Internet, people can stay at home chatting with ________ friends online.

A．the；the　

B．不填；the

C．the；不填　

D．不填；不填