Exercise 1. Open the brackets using correct forms of the verbs:

1. Surgeons (extract) teeth that cannot be (treat).

2. The examination of the oral cavity (perform) by the prosthodontist when people want denturues.

3. Bridges, crowns, dentures and artificial teeth (make) of different materials now.

4. Oral therapy (include) such procedures as cleansing and drilling a tooth before filling it in.

5. To have healthy teeth people must (undergo) dental examination once or twice a year.

я живу в прекрасной стране россии, в городе москва. обычно, жизнь здесь суетлива, ведь в крупном мегаполисе жихнь никогда не бывает спокойной. но так же, загородом, есть великолепный лес, наполненный свежестью трав. в лесу можно заняться собиранием ягод и цветов, или же просто погулять и подышать свежим воздухом. матушка россия - красива не только в городе, но и за его пределами.

i live in the  beautiful country  of russia,  in moscow.  normally  bustling  life  here, because  in a large  metropolis  zhihn  is never  quiet.  but just  out of town, there is amagnificent  forest, filled with  fresh  herbs.  in the forest  you can do  picking  berries  and flowers,  or just  take a walk  and a breath of  fresh air.  mother russia  - a very  beautiful not  only  in the city,  and  beyond.

the teenage period is the most important in our life. at this age people form their characters, interests. this time people especially need good advices and cure. it's a period when the person isn't a child, but he is becoming an adult. there are a lot of teenage problems. for example smoking, drugs, alcohol, generation gap. everybody knows them, but not everybody wants to pay attention on them. nowadays i think we should to do it. we should to spend special disscussion on this theame in inducation institution, to toughen punishment measures, but at the same time not to make them to do something.

the wether is fine today

it is -7*