单选题There are sevenquestions below，
Acircus hasseven fenced enclosures, numbered 1 through 7, for two animals: a lion and a tiger
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单选题OPERA : OVERTURE ::
单选题The great leaders of the second world war alliance, Franklin Roosevelt and Winston Churchill, understood the opposing forces of destruction and______; their war aims were not only to defeat fascism, but to create a world of shared______.(A) grief… solutions(B) construction … prosperity(C) disaster… antipathy(D) hope … domination(E) salvation … proximity
单选题SURCHARGE:
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单选题Inthefigureabove,asquareiscircumscribedaboutacirclewithadiameterof20cm.PointsQ,R,S,andTarethemidpointsofthesquare"ssides.Whatisthetotalarea,incm2,ofthesquare?
单选题The value of Davis sociological research is com- promised by his unscrupulous tendency to use materials---- in order to substantiate his own claims, while ---- information that points to other possible conclusions
单选题TREACHEROUSNESS:
单选题Inthefigureattheright,thelegsoffighttriangleACBarediametersofthetwosemicircles.IfAB=4,whatisthesumoftheareasofthesemicircles?(A)π(B)2π(C)4π(D)8π(E)16π
单选题As Socrates was a man of much dignity, with an______face, it was______to say whether he felt inwardly glad that the end had finally come, or felt sad over the result, and was too manly to show it(A) obtuse… difficult(B) imperturbable … elementary(C) unassuming … intriguing(D) impassible … impossible(E) authoritative … challenging
单选题Advocates of revolutionary distributed computing argue that the traditional operating system has become______, akin to placing a baton-wielding orchestra conductor at the front of a session of jazz musicians.(A) a prerequisite(B) a throwback(C) an anachronism(D) an anathema(E) an encumbrance
单选题IMPROMPTU:(A) deliberately unclear(B) restrictive(C) thoroughly practiced(D) universally acknowledged(E) innocently amusing
单选题PROPITIATE:
单选题Jordan has taken 5 math tests so far this semester. If he gets a 70 on his next test, it will lower the average (arithmetic mean) of his test scores by 4 points. What is his average now? A. 74B. 85C. 86D. 90E. 94
单选题HALE:
单选题Scientists have acknowledged that to interpret an animal's thought processes in a sound manner requires a heavy dose of______from our own mental patterns, which we access(A) estimation … vicariously(B) calculation … egotistically(C) guesswork … methodically(D) inference … introspectively(E) skepticism … analogously
单选题STANZA: LINE::
单选题SLUR:(A) sensitivity(B) sacrifice(C) understatement(D) challenge(E) commendation
单选题Armtech, a temporary-employment agency, previously gave its employees 2