With films like Avatar proving__________
问题:
With films like Avatar proving__________ in cinemas, many technology experts believe 3D is now set to take over the home market,
A.difficult
B.easy
C.common
D.popular
With films like Avatar proving__________ in cinemas, many technology experts believe 3D is now set to take over the home market,
A.difficult
B.easy
C.common
D.popular