求教~高三英语语法题

求教~高三英语语法题
1._______ you think graffiti (涂鸦) is mindless vandalism(破坏行为) against property or a living art form,its popularity suggests that it is here to stay.
\x05A.Although\x05\x05\x05B.No matter\x05\x05\x05C.Whether \x05\x05\x05D.Suppose
为什么不能选B?
2.The purpose of the research program carried out recently has a more important meaning for them than ______ .
A.it does us \x05\x05B.it does for us C.it does to us D.it has for us
为什么不能选D
3.When the teacher entered his office,he was surprised to find everything in good order.
A.arranging B.being arranged C.arranged D.having been arranged
为什么不能选D.