Пожалуйста помогите! Определите время и ЗАЛОГ: 1) surgery…

Пожалуйста помогите! Определите время и ЗАЛОГ: 1) surgery is sometimes required to rebuild the bone that has been destroyed. 2) on examination you will be asked a lot of questions on your habits and be given thorough examination of your oral cavity. 3) surgical operations on teeth and the oral cavity have been known since ancient times. 4) periapical radiographs are always taken to check for a root fracture. 5) currently the light activated glass ionomer products are being used extensively as lines. 6) the dentist was brought all the sterilized instruments and the operation began. 7) that calcium hydroxide possesses a strong antibacterial capacity has already been recognized at the time of its introduction. 8) healing of periradicular inflammation may not take place until all bacteria have been eliminated from the root canal system. 9) the proteins of the fibrils and dentinal matrix are being metabolized largely by pyogenic organisms giving rise to poisonous end products swallowed by the patient.10) a new ultrasound device has been designed to treat an infected tooth without causing any pain.