36. This knife is use (cut)_________ the vegetable by my mother 37. I started (wonder)___________ what would happen if I lost my job 38. Would you mind if I (open)_______________ the window? 39. You waste so much time (play)_________ games 40. Remember (send)____________ this letter 41. I regret (inform)___________ you that the train was canceled 42.  I paid her 2. I still remember that. I still remember (pay)__________ her 2 43. I met the Queen and I will never forget (meet)_________ her 44. He regrets (leave)______________ school early. It is the biggest mistake in his life. 45. She tries (pass)____________ the entrance exam to the college of pharmacy. 46. I’ve got a terrible headache. I try (take)________________ some aspirins but they didn’t help. 47. He came in without (say) ___________ hello to anybody