题目

（2010·北京市首师大附属育新学校中学部高三10月月考）      27. --- Did you hear anything strange in the building at ten last night? --- No, I _______ a movie on the Internet. A. am watching     B. watched     C. was watching     D. have watched 答案：C5．如图，点O在直线AB上，射线OC平分∠DOB，若∠COB=35°，则∠AOD=110°．