7.__________ n.同事,同僚 8.__________ vt.拯救,救援 9.__________ n.出口;通道 10.__________ v.使不连接;切断 __________ vt.连接 11.__________ adj.起初的;最早的 __________ adv.最初,当初 12.__________ adj.工作着的,即可使用的 __________ n.操作;手术 13.__________ n.指导者;教练 __________ vt.指导;教授
colleague rescue exit disconnect connect original originally operational operation instructor instruct