Відповідь:

43 drove, ran, stopped, offered

44 walked, saw

45 were cleaning, came

46 fell, drove

47 didn't understand, was going, shouted, waved

48 said, grew

49 had, went

50 didn't wear, didn't notice, was driving

51 didn't go, was

52 found

53 got, grew

54 studied, borrowed

55 were skating, slipped, fell

56 was shining, had

57 was making