. Use Present Perfect or Past Simple in the following sentences.
1. I (to know) this person all my life.
2. We (to meet) a couple of days ago, I (not/to recognize) him.
3. Russia (to be/always) a multinational country.
4. The country (to overcome) many hardships to become a prosperous state.

4. Use the verbs in brackets in Passive Voice (Present, Past, Future Simple).
1. Fuel and power resources (to export) to many European countries.
2. The exams (to take) at the end of the next term.
3. Very important evidence (to find) at the crime scene.
4. The government (to head) by the Prime Minister