Вставьте предлоги или наречия: 1)Every tooth consists … a crown and one or more roots. 2)It is insensitive … pain. 3)Any damage caused … decay or injury is permanent. 4)They are cemented together … the interprismatic substance. 5)The prisms run roughly … right angles … the surface. 6)Cementum is similar … structure to bone. 7)Dentine occupies the interior … the crown and root. 8)Vessels and nerves of the pulp pass … the root canal … the crown. 9)The outermost layer of the pulp is lined … special cells. 10.) They run … the full thickness of dentine. 11)Atooth is inserted … the jaw … its root. 12)Any tooth is attached … its socket … the jaw … a soft fibrous tissue called the periodontal membrane.