大学英语四级

dampen deadline debt decent decline decorate deepen define definition degree delay deliberate delight delightful deliver demand democratic demonstrate density department depressed depressing deprive derive desert deserve desire despite dessert destruction detail detailed detect detection detective determination determine device devote dictate dictator dilemma diligent diploma diplomatic disadvantage disappear disappointing discharge discount discourage discover discrimination dishonest dishwasher disorderly display dispute dissatisfy disservice distance distant distinct distinctive distinguish distinguished distract distracted distraction distress distribute district diverse diversity divide divine division document domestic dominant domination donate donation dormitory downfall download downsize dramatically dropout due dump durability durable dust