George J. Summers【訪客】星期六這天,阿爾瑪,貝斯,克莉爾與迪娜來到艾德娜家裡做客。1、他們每個人到訪的時間為:阿爾瑪,8點鐘。貝斯,9點鐘。克莉爾,10點鐘。迪娜,11點鐘。2、在阿爾瑪與貝斯之間,至少有一位女士到訪過艾德娜的家。3、克莉爾與迪娜道法艾德娜家的時間並不都在阿爾瑪之前。4、克莉爾並不是在貝斯與迪娜之間到訪艾德娜家的人。誰是最後一位到達艾德娜家的客人?
(文中的時間均為12時制,且未明確AM還是PM)
A、克莉爾
B、艾德娜
C、迪娜
D、貝斯
E、阿爾瑪
【分析推理題】
某辦公室有三位工作人員:劉明、庄嫣和文虎。他們三人中,一人是博士,一人是碩士,還有一人是本科畢業生。已知博士比劉明大兩歲;庄嫣與本科畢業生同歲,但是月份稍大;本科畢業生的年齡最小。
由此可以推知:
George J. Summers博物館的警衛阿特,鮑勃,凱博,艾達是博物館中的四位警衛。1阿特,鮑勃,凱博三人每個人每周分別值班四天。2每天值班的警衛分別為兩名。3沒有任何一名警衛連著值班三天。4下面是每周值班表的一部分。誰是從不與艾達一起值班的人?
【專題 GMAT邏輯題】
The higher the level of certainvitamins and minerals in the bloodstream, the better a person's lung function, asmeasured by the amount of air the person can expel in one second. The lung functionof smokers is significantly worse, on average, than that of nonsmokers. Clearly,therefore, one way for smokers to improve their lung function is for them to increasetheir intake of foods that are rich in these helpful vitamins and minerals. Which of the following is an assumption on whichthis argument depends?
(A) Smokers are less likely than nonsmokers to have diets thatare rich in vitamins and minerals.
(B) The lung function of smokers whose diets are rich in thosevitamins and minerals is generally better than that of nonsmokers with comparablediets.
(C) People whose diets are deficient in those vitamins and mineralsdo not typically have other health problems in addition to diminished lung function.
(D) Stopping smoking will not typically improve lung functionmore than any diet changes can.
(E) Smoking does not introduce into the body chemicals thatprevent the helpful vitamins and minerals from entering the bloodstream.
某超級市場失竊,大量的商品在夜間被罪犯用汽車運走。三個嫌疑犯被警察局傳訊,警察局已經掌握了以下事實:
(1)罪犯不在甲、乙、丙三人之外;
(2)丙作案時總得有乙作從犯;
(3)甲不會開車。
在此案中能肯定的作案對象是 ( )
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