题目

麦哲伦环球航行没有经过下列哪个大洋(     ) A．太平洋              B．印度洋              C．大西洋              D．北冰洋 答案：D．Progress _____ so far very good and we are sure that the work will be finished on time.A．wasB．had beenC．has beenD．will be