Ответ:

1. When did you join the company?

ten months ago.

2. Have you ever worked in Europe?

3. That's the worst presentation I have seen in my life

4. Sales rose in 1993, but then they fell in 1996

5. Ryan is still working. He hasn't finished his homework yet

6. What were you doing when I called you last night?

I was sitting in cafe when you called.

7. When you arrived at the party, who was there?

8. Lisa isnt' a Canadian. I believe she comes from France

9. I have lunch in the cafeteria every day

10.  Susie was watching a film when she heard the noise

11. Yesterday I went to the library, next I had a swim, and later I met Lindsey for lunch

12. We were playing tennis when John hurt his ankle.