填空。。。。。。。。。。。。。。。。

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51. enough
52. crowded
53. hungry
54. birds
55. wonder
56. to go
57. yourself
58. activities
59. different
60. boring

满和伏棚意的话千万唤则不要吝啬你厅前的采纳！谢谢

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56 to go
57 youself

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