59. The rain has stopped _________ (完全地).

58. Simon lives on the _________ (第九) floor.

57. A little knowledge is a _________ (危险的) thing.

56. There is a long _________ (历史) behind that building.

55. Sue always _________(分享) things with her friends.

54. You’d better let in some fresh _________ (空气).