помогите перевести пожалуйста.Наша Россия самая большая страна.У нас очень большие реки и озёра,красивая природа.Также в России много животных.Наша Россия самая богатая минералами. Она имеет много железо,нефть,золото,газ.Столица России Москва я горжусь что живу в России!

помогите пожалуйста вставить правильные  предлоги 

4. Archeologists and historians are more and more worried ... the Italian city ...Venice, one ... the world's most important historical cities.Venice, built... the seventeenth century ... the Doges of Venice, is visited ... more than one million people ... a year. ButVenice's buildings are ... danger. Their foundations are shaken... the vibrations from passing ships. Many parts ... the city are often flooded and these floods cause

damage too. Worried residents and experts ... all over the world are looking ... ways to stop the damage and preserveVenice.

5. Unexpected guests are good ... you. The phone rings, the friends you haven't seen ... ages are arriving ... a few hours, and you realize ... horror that you haven't changed the sheets

... the spare bedrooms ... months, that all the dirty dishes have been ... the sink since the weekend, and that you've been wearing the same frock ... three days.

6. Last year I went... a trip which was an absolute disaster. I was going toBerlin ... business when, ... accident, I got ... the wrong train. We were ... the way toBrussels before I realized my mistake. ... the end I got...Berlin twenty-four hours later than I had expected.

7. Last year my family went... holiday toThailand. We went ... air; it was a very long journey but we were very well looked after ... the plane ... all the stewardesses. We stayed ... a large hotel... the outskirts ofBangkok. We were given a wonderful suite ... the top floor ... the hotel. The most enjoyable day I had was when we went... a trip ... boat, down the river to the crocodile farm. We had a wonderful holiday.

Число орбиталей на p-подуровне равно : 1)3 2)7 3)5 4)1

Вычислить рациональным способом:

василиса премудрая должна вышить необычный ковер,на котором 2460 лепестков и 150 стебельков. На вышивание одного лепестка она тратит 5 минут, а на каждый стебелек 20 минут.сколько времени потребуется чтобы вышить весь ковер?