Помогите пожалуйста, перевести и поставить правильный актив или пассив!

Choose a proper from (active or passive). Mind the word order where necessary:

1. Russia(washes; is washed) by seas and oceans in the North and in the East.

2.The case(has investigated; has been investigated) successfully.

3.At our Institute the students (teach; are taught) English, German or French

4. The University (founded; was founded) in 1755.

5. My friend(has finished; has been finished) the translation of this exercise.

6. I am sure the exams (will pass; will be passed) successfully.
7.This event (is reporting; is being reported ) about in all newspapers.

8.Our English lab (equips; is equipped) well. It`s interesting to work there.

9. (Did-write; was-written) his test without mistakes?

10. English (speaks; is spoken) at our English tutorials.

11. A very interesting competition (has organized; has been organized) by the chair of foreign languages.

12. Specialists of high qualification (train; are trained) at the Moscow Law Institute.

Change the following sentences from active to passive form. Keep the same tense with each change:
1. the students saw this English film
2. he left his notebook at home
3. he has just finished his report
4. I bought this book yesterday
5.My friend has taken this newspaper
6. he is working at his English successfully
7. Did Yury Dolgoruky found Moscow in 1147?
8. The Pacific Ocean washes the territory of Russia in the east
9. Sport plays an important role in educational process of our future militia officers
10. the Law Institute trains future investigators, detectives for Moscow region
11.the students attend lectures and tutorials with interest
12. You have done this exercise successfully
13. You translated this text last time
14 You can find many interesting books in our library
15. You must learn as many new English words as you can