Nowadays，electronic(pay)（）is a more convenient way to pay for purchases than cash and checks．

A．Ask for an interview．
B．Look for a well-paid job．
C．Write an application letter．
D．Try some advertising companies．

A．Complaining about the mobile phone．
B．Asking about the price of the mobile phone．
C．Comparing the models of the mobile phone．
D．Inquiring about the functions of the mobile phone．