21. He (live)……………. in the country for ten years when he first (come)………. to London. 22. I (not talk)…………. to him because when I (arrive)………. he already (leave)…… 23. When we (go)……………. out again, the wind (stop)………………………….. 24. He (think)……. he (win)………. in the lottery but he (not have)……………. of course. 25. No sooner the bell (ring)………………. when the pupils (go)……………. out to play. 26. Before you (mention)…………. his name, I never (hear)………………. of this poet. 27. Our guests (be)……………. still here when he (come)……………. back from school. 28. The same day he (arrive)……………. I (receive)………………. a postcard from him. 29. They just (close)………………. the shop when I (get)…………. there. 30. When the policeman (blow)……………. his whistle the driver (stop)……………. the car