※ 引述《MiniWater (MiniWater)》之銘言： : GWD3-Q20: : Shipping Clerk: The five specially ordered shipments sent out last week were : sent out on Thursday. Last week, all of the shipments that were sent out on : Friday consisted entirely of building supplies, and the shipping department : then closed for the weekend. Four shipments were sent to Truax Construction : last week, only three of which consisted of building supplies. : If the shipping clerk’s statements are true, which of the following must : also be true? : A. At least one of the shipments sent to Truax Construction last week was : specially ordered. : B. At least one of last week’s specially ordered shipments did not consist : of building supplies. : C. At least one of the shipments sent to Truax Construction was not sent out : on Thursday of last week. : D. At least one of the shipments that were sent out on Friday of last week : was sent to Truax Construction. : E. At least one of the shipments sent to Truax Construction last week was : sent out before Friday. : 題意有點看不懂.. : 看網路上的答案在(B)與(E)之間作選擇 : 請各位強者幫忙了..謝謝^^ 我認為答案是E... 前提 a.上週四，5艘SO的船開走，裝什麼不知道 b.上週五，？艘船開走，裝的全是BS c.有4艘船到T，3艘裝BS 推論 1.由c知，剩下那艘裝的不是BS 2.由b知，週五開走-->裝BS 因此 沒裝BS--> 週五前就開走 由12知 E正確，B則不一定 因為T收到的船有可能都是週五開走的 --

※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 203.73.182.35