Question

With the help of high technology, in the past few years, electronic business __________          to bank industry, travel industry.

A．applied	B．have applied
C．had been applied	D．has been applied

Answer 1

D

本题考查时态。根据句中时间状语in the past few years，故用现在完成时。electronic business与apply之间为被动关系，故选D。