Раскройте скобки, употребив глаголы в правильной форме.

1. When I (came) the lecture already (start). 2. They (go) to Moscow some days ago. 3. When I came he (leave), so we only had time for a few words, 4. When we (come) to the airport, the plane already (land). 5. He suddenly (understand) that he (travel) in the wrong direction. 6. Our teacher (speak) many foreign lan¬guages. 7. Who (speak) now? 8. Where is Bob? He (play) tennis. 9. I (go) home when we met. 10. Listen, my son (play) the piano. 11. They already (translate) this text last lesson. 12. You (do) this exercise next week. 13. We (discuss) your plan tomorrow at 10 o'clock. 14. It (rain) when I went for a walk. 15. What you (do) here? 16. I (not, write) at the moment.