29.______, you’ll never be able to persuade him. A.However hard may you try B.Try however hard you may C.However hard you may try D.Try hard however you may 答案:C美国总统华盛顿在其著名的告别演说中,一再告诫“那些领导政府的人们,要谨慎行事,把自己限制在各自的宪法范围内,避免在行使权力时一个部门侵犯其他部门的权力”。华盛顿在此非常强调的是( ) A.中央集权原则 B.自由平等原则 C.分权制衡原则 D.司法独立原则