上颌窦癌的治疗原则()

A．以手术治疗为主的综合治疗

B．原则上应行上颌骨全切术

C．波及眶下板者应行上颌骨并眶内容物切除

D．波及其他部位者应行上颌骨扩大切除术

E．波及颅底者可行颅颌面联合切除术

My father likes to _____ on Sunday.            [ ]

A. go to a movie                        

B. look at a movie            

C. watches a movie                      

D. sees movies