标题: 求解一道逻辑题 [打印本页] 作者: bobo1990 时间: 2010-9-13 15:25 标题: 求解一道逻辑题 In a large residential building, there is a rule that no pets are allowed. A group of pet lovers tried to change that rule but failed. The rule-changing procedure outlined in the building’s regulations states that only if a group of tenants can obtain the signatures of 10 percent of the tenants on a petition to change a rule will the proposed change be put to a majority vote of all the tenants in the building. It follows that the pet lovers were voted down on their proposal by the majority of the tenants. The argument depends on which one of the following assumptions? (A) The pet lovers succeeded in obtaining the signatures of 10 percent of the tenants on their petition. (B) The signatures of less than 10 percent of the tenants were obtained on the pet lovers’ petition. (C) Ninety percent of the tenants are against changing the rule forbidding pets. (D) The support of 10 percent of the tenants for a rule change ensures that the rule change will be adopted.（A） (E) The failure of the pet lovers to obtain the signatures of 10 percent of the tenants on their petition for a rule change ensures that the rule change will be voted down by a majority of the tenants.作者: taoransk 时间: 2010-9-14 15:04
要更改规定,首先要有10%的住户提出申请,才可能实施对全体住户的投票调查. 最后一句说, 在投票中这个提案被否决