GRE网络课堂学习笔记-逻辑
<p> 3. <span word="Questions">Questions</span> 1-6</p><p> <span word="Eight">Eight</span> <span word="camp">camp</span> <span word="counselors">counselors</span>-<span word="Fran">Fran</span>, <span word="George">George</span>, <span word="Henry">Henry</span>, <span word="Joan">Joan</span>, <span word="Kathy">Kathy</span>, <span word="Lewis">Lewis</span>, <span word="Nathan">Nathan</span>, <span word="and">and</span> <span word="Olga">Olga</span>-<span word="must">must</span> <span word="each">each</span> <span word="be">be</span> <span word="assigned">assigned</span> <span word="to">to</span> <span word="supervise">supervise</span> <span word="exactly">exactly</span> <span word="one">one</span> <span word="of">of</span> <span word="three">three</span> <span word="activities">activities</span>-<span word="swimming">swimming</span>, <span word="tennis">tennis</span>, <span word="and">and</span> <span word="volleyball">volleyball</span>. <span word="The">The</span> <span word="assignment">assignment</span> <span word="of">of</span> <span word="counselors">counselors</span> <span word="must">must</span> <span word="conform">conform</span> <span word="to">to</span> <span word="the">the</span> <span word="following">following</span> <span word="conditions">conditions</span>:</p><p> <span word="Each">Each</span> <span word="activity">activity</span> <span word="is">is</span> <span word="supervised">supervised</span> <span word="by">by</span> <span word="at">at</span> <span word="least">least</span> <span word="two">two</span>, <span word="but">but</span> <span word="not">not</span> <span word="more">more</span> <span word="than">than</span> <span word="three">three</span>, <span word="of">of</span> <span word="the">the</span> <span word="eight">eight</span> <span word="counselors">counselors</span>.</p><p> <span word="Henry">Henry</span> <span word="supervises">supervises</span> <span word="swimming">swimming</span>.</p><p> <span word="Neither">Neither</span> <span word="Kathy">Kathy</span> <span word="nor">nor</span> <span word="Olga">Olga</span> <span word="supervises">supervises</span> <span word="tennis">tennis</span>.</p><p> <span word="Neither">Neither</span> <span word="Kathy">Kathy</span> <span word="nor">nor</span> <span word="Nathan">Nathan</span> <span word="supervises">supervises</span> <span word="the">the</span> <span word="same">same</span> <span word="activity">activity</span> <span word="as">as</span> <span word="Joan">Joan</span>.</p><p> <span word="If">If</span> <span word="George">George</span> <span word="supervises">supervises</span> <span word="swimming">swimming</span>, <span word="both">both</span> <span word="Nathan">Nathan</span> <span word="and">and</span> <span word="Olga">Olga</span> <span word="supervise">supervise</span> <span word="volleyball">volleyball</span>.</p><p> . <span word="Which">Which</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="following">following</span> <span word="is">is</span> <span word="an">an</span> <span word="acceptable">acceptable</span> <span word="assignment">assignment</span> <span word="of">of</span> <span word="the">the</span> <span word="counselors">counselors</span> <span word="to">to</span> <span word="the">the</span> <span word="activities">activities</span>?</p><p> <span word="Swimming">Swimming</span>: <span word="Fran">Fran</span>, <span word="George">George</span>, <span word="Henry">Henry</span>; <span word="Tennis">Tennis</span>: <span word="Joan">Joan</span>, <span word="Lewis">Lewis</span>; <span word="Volleyball">Volleyball</span>: <span word="Kathy">Kathy</span>, <span word="Nathan">Nathan</span>, <span word="Olga">Olga</span></p><p> <span word="Swimming">Swimming</span>: <span word="George">George</span>, <span word="Henry">Henry</span>, <span word="Olga">Olga</span>; <span word="Tennis">Tennis</span>: <span word="Fran">Fran</span>, <span word="Joan">Joan</span>, <span word="Lewis">Lewis</span>; <span word="Volleyball">Volleyball</span>: <span word="Kathy">Kathy</span>, <span word="Nathan">Nathan</span></p><p> <span word="Swimming">Swimming</span>: <span word="Henry">Henry</span>; <span word="Tennis">Tennis</span>: <span word="Fran">Fran</span>, <span word="George">George</span>, <span word="Joan">Joan</span>, <span word="Lewis">Lewis</span>; <span word="Volleyball">Volleyball</span>: <span word="Kathy">Kathy</span>, <span word="Nathan">Nathan</span>, <span word="Olga">Olga</span></p><p> <span word="Swimming">Swimming</span>: <span word="Henry">Henry</span>, <span word="Joan">Joan</span>, <span word="Kathy">Kathy</span>; <span word="Tennis">Tennis</span>: <span word="George">George</span>, <span word="Nathan">Nathan</span>; <span word="Volleyball">Volleyball</span>: <span word="Fran">Fran</span>, <span word="Lewis">Lewis</span>, <span word="Olga">Olga</span></p><p> <span word="Swimming">Swimming</span>: <span word="Henry">Henry</span>, <span word="Nathan">Nathan</span>; <span word="Tennis">Tennis</span>: <span word="Fran">Fran</span>, <span word="Kathy">Kathy</span>, <span word="Lewis">Lewis</span>; <span word="Volleyball">Volleyball</span>: <span word="George">George</span>, <span word="Joan">Joan</span>, <span word="Olga">Olga</span></p><p> . <span word="Which">Which</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="following">following</span> <span word="is">is</span> <span word="a">a</span> <span word="pair">pair</span> <span word="of">of</span> <span word="counselors">counselors</span> <span word="who">who</span> <span word="could">could</span> <span word="be">be</span> <span word="two">two</span> <span word="of">of</span> <span word="three">three</span> <span word="counselors">counselors</span> <span word="assigned">assigned</span> <span word="to">to</span> <span word="supervise">supervise</span> <span word="swimming">swimming</span>?</p>
页:
[1]