31. It's the first time I __ (eat) this 32. He said that he (graduate) __ from university in 1991. 33. it was the first time I __ (ever see) such a beautiful girl. 34. it was the most exciting film I __ (ever see) 35. This was the dirtiest looking dog I __ (ever see 36. My friend __ (not see) me for many years when I __ (meet) him last week. 37. After John __ (wash) his clothes, he (begin) __ to study 38. She came into the room when they __ (watch) television. 39. As scon as we find another apartment, we __ (move) 40. She __ (play) the piano when our guests __ (arrive) last night. 41. This is the worst storm I __ (ever see) 42. While we (do) __ a sight-seeing tour, our friends (lie) __ 43. Up to the present, we (write) __ almost every lesson in the book. 44. Mr Green. (teach) __ English in this school since he (graduate) __ from the university in 1986. 45. I think that Victor (be) __ late 46 __ (you/finish) your homework yet? 47. Tom (be) __ my friend. He (play) __ sports every day. 48. What __ they often (do) __ in the winter' 49. She said that she (arrive) __ on time yesterday 50. Keep silent! I (listen) __ to the radio 51. What (happen) __ to Daniel's family if he still doesn't find a job?

31. It's the first time I have eaten this.<br />32. He said that he graduated from university in 1991.<br />33. It was the first time I had ever seen such a beautiful girl.<br />34. It was the most exciting film I had ever seen.<br />35. This was the dirtiest looking dog I had ever seen.<br />36. My friend had not seen me for many years when I met him last week.<br />37. After John washed his clothes, he began to study.<br />38. She came into the room when they were watching television.<br />39. As soon as we find another apartment, we will move.<br />40. She was playing the piano when our guests arrived last night.<br />41. This is the worst storm I have ever seen.<br />42. While we were doing a sight-seeing tour, our friends were lying.<br />43. Up to the present, we have written almost every lesson in the book.<br />44. Mr Green has been teaching English in this school since he graduated from the university in 1986.<br />45. I think that Victor is late.<br />46. Have you finished your homework yet?<br />47. Tom is my friend. He plays sports every day.<br />48. What do they often do in the winter?<br />49. She said that she had arrived on time yesterday.<br />50. Keep silent! I am listening to the radio.<br />51. What will happen to Daniel's family if he still doesn't find a job?