The campaign offificial argued that the large swings in the candidate's approval ratings were a result not of the ______ of the electorate but rather of the polls' margins of error and divergent methodologies.

In many branches of science, our knowledge and technology have advanced so rapidly that new studies carried out with improved instruments and techniques may well ______ research done just twenty years earlier.

If it is wrong to justify human selfifishness on the basis of the alleged selfifishness of nature, then it is equally mistaken to espouse ______ merely because some animals happily assist each other.

The ______ of native South American textiles at the time of the Spanish conquest should not be surprising: it represented the apogee of one of the world's oldest and most sophisticated weaving and dyeing traditions.

The (i)______ in local coverage of a rabies outbreak in colonial Hanoi may be startling today, but it cannot be attributed solely to the (ii)_______ of the era's journalists. Rather，before the advent of modern public health systems, (iii)_______ the unpleasantness of the disease and its treatment was seen as a way to, ensure that the public remained vigilant against possible sources of contagion.

Unlike, say, locusts, which simply raze entire fifields, stinkbugs wreak their havoc (i)______. The injury they do to corn, for instance, is (ii)______ the ear is husked, at which point certain kernels the ones into which a stinkbug stuck its pointy mouth-will reveal themselves to be sunken and brown.

Unlike, say, locusts, which simply raze entire fifields, stinkbugs wreak their havoc (i)______. The injury they do to corn, for instance, is (ii)______ the ear is husked, at which point certain kernels the ones into which a stinkbug stuck its pointy mouth-will reveal themselves to be sunken and brown.

During the decade 2000-2010 in the United States, the increase in self-employed Hispanic entrepreneurs (i)______ the increase in Hispanic workers overall. Historically, Hispanics have been (ii)_____ in the self-employment sector, so this change reduced the amount by which the Hispanic self-employment rate trailed the overall self-employment rate.

The fifield suffers from being puffed up with its own importance, and that attitude of _____ seems to infect every professional utterance.

Since the fundamental frequency of an object's vibration is determined by its size and shape, a sequence of sounds having _____ pitch is perceived to have been produced by a single object.

Joshua Gisemba Bagaka found that the pedagogical results of group projects and other engaged learning activities in Kenyan mathematics classroom were _____; such activities, then, may not be the best way of improving mathematics education.

Her _________ should not be confused with miserliness; as long as I have known her, she has always been willing to assist those who are in need.

Instead of demonstrating the _____ of archaeological applications of electronic remote sensing, the pioneering study became, to some skeptics, an illustration of the imprudence of interpreting sites based on virtual archaeology.

Appreciating that mathematical notation presents a major roadblock to many students, some well-meaning educators (i)_____ them by (ii)_____ the use of notation; but this is an unfortunate detour, since practice with notation (iii)_____ the important skill of reasoning.

The notion of film producers as the ogres of the movie business has proved an (i)_____ one, but according to The Producers by Tim Adler, it is not always grounded in reality. Attacking what he calls the “auteur myth”—the idea of the director as the single purveyor of art in an industry otherwise peopled with (ii)_____—he places at the heart of his book an image of the producer, not the director, as the primary (iii)_____ force in the development and production of a movie.

Excessive focus on what might have been can cause in us feelings of restlessness and regret, but some scientists are beginning to think that fancying an alternative reality might have _____ effects as well.

Barker’s account of how mores have evolved over time is illuminating. It reveals as (i)_____ and (ii)_____ some values that have often been regarded as (iii)_____, while uncovering other values that do indeed seem to be universal.

The author’s best-selling book on Virginia Woolf is not (i)_____ treatment of her subject; on the contrary, it presents (ii)_____ portrait of the novelist, faults and all.

Pioneering medical research scientists’ (i)_____ claims regarding the (ii)_____ new researches make the public wonder their own doctors are not dispensing miracles. There are forces, both external and internal, on scientists that most require them to (iii)_____. Without money, there is no science. Researchers must constantly convince administrators who control tax dollars, investors, and individual donors that the work they are doing will make a difference.

AI only BII only CIII only DI and III EII and III

For decades, economic ideas have been (i)_____ political purpose. Economists, for example, have peddled their theories as a way of gaining public prominence or political appointment, while politicians have (ii)_____ economic doctrines as possible solutions to the nation’s social problems.

Apparent flaws in the sculptor’s work have not _____ its respectful reception by most modern critics.

Convinced of the gravity of her poetry, Voigt must have found the reviews of her most recent collection (i)_____ reading: one amused reviewer thought that it was unrecognizable as poetry but decidedly (ii)_____.

The meandering journey across the soundscape of the Internet can be (i)_____. Listening to music in this medium often generates anxiety fulfillment: no sooner has one experience begun than the thought of what else is out there intrudes. Putting an old-fashioned disk and letting it play to the end restores a measure of (ii)_____.

23.Which of the following statements about Nevelson’s sculptures can be inferred from the passage?

Contrary to those who fear the impact of invasive species on native plants, the biologists contend that the threat posed to biodiversity by nonnative species is often (i)_____. For instance, a study of garlic mustard, a nonnative plant now thriving in Minnesota’s oak forests, found that garlic mustard abundance in forest plots was not (ii)_____ the number of other plant species there.

While the writer was best known for her much-ballyhooed _____, her impact reached far beyond memorable quips.

Viewing people as 'social atoms' that obey rather simple rule (which are not unlike the laws of physics), one may discover certain (i)_____. Take, for example, the way channels emerge when people move in crowds. In the midst of initially (ii)_____ movements, one person begins to follow another—in an effort to avoid collisions—and streams of movement emerge. As more people join in, there is greater pull on others to join the flow, and the particular channels become (iii)_____.

Memory-prompt technology such as online birthday reminders does more than enhance our recall abilities; it induces us to (i)_____ ever more behaviors to automated processes. Witness the (ii)_____ a program that allows us to create computer greeting cards for the entire year in one sitting.

The (i)_____ nature of the candidate’s comments is calculated. As a long-standing target of critics who regard him as radical, he understands that he needs to be as (ii)_____ as possible if he is to overcome those critiques and appear as a (iii)_____ leader.