мake the sentences negative and interrogative. 1) Jack knew about the changes in the timetable yesterday morning. 2) The trip was long and tiring. 3) They stayed at their friend's house last summer. 4) Mike's father taught him to drive a car a year ago. 5)Sarah cooked fish for supper yesterday. 6) The children were hungry after the walk in the park. 7) Alan lost his credit card a week ago. 8) The tourists returned to the hotel late in the evening. 9) The Clarks moved to a new flat three months ago. 10) The secretary left the office an hour ago. 11) Little Eddу ate all the sweets yesterday. 12) It was boiling hot at the seaside last week. 13) Мonica looked very smart in her new dress. 14) The burglar managed to escape from prison last night. 15) The parents were proud of their son's talents​