题目

如图，直线AB与直线CD相交于点O，E是∠AOD内一点，已知OE⊥AB，∠BOD=，  则∠COE的度数是(   )      A.125°      B.135°         C.145°         D.155° 答案：B 用适当的介词填空 As ________ homework,most students do it every day．