单选题The principal's ______ speech caused the students to begin whispering to each other and fidgeting in their seats.
单选题His specialty is bringing to the forefront the strange and______acts of depravity that only the impassive and imperturbable subconscious is______to grasp and reckon with.(A) withering… surprised(B) orthodox… avid(C) silly… unqualified(D) unseemly… reluctant(E) macabre … suited
单选题According to the passage, scientists have positively confirmed that the brains of narcoleptics differ from those of normal brains in which of the following ways?
单选题Which of the following best expresses the main idea of the passage?(A) Though the forces which influence GRBs are now established, scientists have yet to establish their cause.(B) Scientists have now established the role that kinetic energy plays in the existence of GRBs.(C) Certain aspects of GRBs have finally allowed scientists to link them to specific kinds of collapsed stars.(D) Though still perplexed by the cause of GRBs, scientists have discovered how they manage to escape the gravity of black holes.(E) Fireballs can transform explosive energy into observed radiation, as had long been hypothesized.
单选题In1969whatwastheratioofdollarsofdomesticoperatingrevenuestomilesflown?
单选题FamilyX’sgrossincomeisthesumofMr．X’sincomeandMrs．X’sincome．In1983Mr．andMrs．Xeachhadanincomeof$25，000．IfMr．X’sincomeincreasedby10percentfrom1983to1984，bywhatpercentdidMrs．X’sincomedecreaseforthesameperiod?A.10%B.15%C.20%D.25%E.30%
单选题Among the 900 spectators at a football game，there was a total of x students from College C and a total of y students who were not from College C．
单选题It can be inferred from the passage that which of the following might be an example of an inhibitor mechanism already proven to operate in nature?
单选题The discussion of the means by which GHBs escape black holes that is offered in the second paragraph suggests that which of the following must be assumed if the conclusions described in lines 3 - 5 are to he validly drawn?
单选题PRECURSORY:(A) hardy(B) transient(C) imitative(D) indispensable(E) unique
单选题TRANSIENCE: A. slowness B. permanence C. lack of caution D. desire for perfection E. original nature
单选题PERPETUAL:
单选题Which of the following best describes the organization of the passage?(A) A description of a problem in one area of economics, followed by a revision of the description for two other areas.(B) A description of a problem in one area economics, followed by a successful counter-example, then the description of a problem in a second area.(C) A description of the successful application of economics to one subject, followed by a description of its limitations in two other areas.(D) A description of one area of economics, whose problems are compared with those of two other areas of economics.(E) A critical distinction between problems in two separate areas of economics.
单选题PROBITY:
单选题STORY: MIME ::(A) quack : falsehood(B) jest : enigma(C) word : charade(D) direction : signal(E) geometry : sign
单选题All of the following can be found in the author's discussion of Meredith EXCEPT
单选题Because it arrives so early in the season, before many other birds, the robin has been called the ______ of spring.(A) hostage(B) autocrat(C) compass(D) newcomer(E) harbinger
单选题Which of the following hypothetical scientific discoveries would best support the cultural relativist view of emotion?(A) Biological differences are noted in the parts of the brain governing emotional expressions in various races.(B) Animals are discovered to express fear or excitement in an emotional manner when threatened.(C) Japanese students are found to express certain emotions in a manner identical to Chinese students.(D) African tribesmen are unable to identify the emotional facial expressions on actors in a film with Western characters.(E) The rules governing the expression of emotion can be expressed and translated from one language to another.
单选题TACIT : EXPLICIT ::(A) lucid : muddled(B) negligible : obedient(C) odious : intact(D) pedantic : curious(E) wily : expert
单选题The passage implies that which of the following is true of the petrochemical means of plastic production?