治安行政管理是国家其他行政管理得以正常实施，并取得社会效益的有力保障。()
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人民警察纪律，是指根据人民警察职业特点而制定的，要求人民警察在行使权利时必须遵守的义务性行为规范的总称。()
A. 正确
B. 错误
动点(x，y)的轨迹是圆。
(1)|x-1|+|y|＝4
(2)3(x2+y2)+6x-9y+1＝0
A. 条件(1)充分，但条件(2)不充分。
B. 条件(2)充分，但条件(1)不充分。
C. 条件(1)和(2)单独都不充分，但条件(1)和条件(2)联合起来充分。
D. 条件(1)充分，条件(2)也充分。
E. 条件(1)和(2)单独都不充分，条件(1)和条件(2)联合起来也不充分。
What is the biggest shock in the writer's career？
A. She lost her job as a field systems analyst in 1920s.
B. She lost her grandmother who was her inspiration.
C. She was denied the post of first manager on account of sexual discrimination.
D. She quit after being totally blown away and crawled back home.
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