1)I called you last night but you weren't home. Where have you been?- I went out of town to visit my father and came back very late
2) Where were you three years ago?- I lived in Kiev. I studied there in College. Now I'm an engineer and work in Moscow at a big plant.
3) My friend started to learn English two years ago. Now he speaks English well and is able to receive the representatives of foreign firms.
4) Yesterday we received a lot of emails from different companies. One of the letters of request to our electrical equipment.
5) In the last lesson we didn't write exercises. We debated the fifth text, and answered the questions of the teacher.
6)last week, our CEO signed a contract with two firms. We sold them 10 boilers.
7) Who gave you our number? - Your Secretary.
8) I really like your new watch. When you bought them?- One of these days.