完形填空参考答案：

56.C.between

57.B.turn

58.A.attention

59.D.real

60.A.lose

61.C.cause

62.D.way

63.B.Thus

64.C.in

65.A.about

66.B.keep

67.A.fasten

68.D.ride

69.C.hands

70.D.grow

71.B.for

72.C.making

73.A.small

74.A.develop

75.B.manage