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Not all paleontologists agree that connections between the continents were (i)_____ just after the extinction of the dinosaurs. Some hold the view that North America, Asia, and South America had (ii)_____ immediately following the dinosaur extinction, pointing to (iii)_____ between ancient kinds of mammals that existed on all three continents at this time in support of their argument.
Because archaeology explores the most profound changes in human history by means of a grossly incomplete record; it has invited the sort of bold, imaginative interpretation in which speculation too easily becomes _____ evidence.
During the eighteenth century, improvements in their material circumstances did not necessarily mean expanded independence for women elite families and, arguably, the social conventions of gentility _____ more of their time and energy.
For certain economists, “pure” economic theory, that is, economic theory _____ a specific social structure, is impossible, much like a concept of anatomy that investigates no specific species.
The professor's habitual air of _____ was misleading front, concealing amazing reserves of patience and a deep commitment to his students' learning.
The often-cited parallels between human communities and insect colonies are _____: the cooperation found among social insects is essentially due to the insects genetic ties, while humans often collaborate with non-relatives.
In the nineteenth century, geology became so respected among middle-class Britons that the science came to be seen as _____ a yardstick by which other disciplines measured their scientific rigor and imaginative power.
Throughout much of the twentieth century, common scientific sense seemed to dictate that animals could not make a choice based on rational or aesthetic criteria. Such choices were (i)_____ the mental capacity of humans. Scientists who (ii)_____ this animal-human cognitive division were often accused of anthropomorphism.
For many adults, the adolescent years occupy (i)_____ place in the memory, which to some degree is even quantifiable: give a grown adult a series of random prompts and cues, odds are he or she will recall (ii)_____ number of memories from adolescence.
Company historians tend to focus on either the company itself or company leaders, the latter being (i)_____ by writers who think (ii)_____ is important, the former favored by writers who think company heads are actually (iii)_____.
Publisher, publicist, and broadcasters love anniversaries, those occasions when historical events become (i)_____ in (ii)_____ culture of celebration. On such occasions patriotic sentiment and national pride wrapped in the panoply of history to manufacture a mythical past that is serviceable for public (iii)_____.
Rebecca West's book Black Lamb and Grey Falcon is a singularity _____ achievement, 1,100 pages that meld the genres of travel narratives, autobiography, historical analysis, and philosophical meditation.
She expected her book to be _____, but in fact few of her readers disagreed with its premise that street art, long considered a mere sideshow entertainment, deserved to be regarded as high art.
Researchers have recorded around 60 separate behaviors for worker honeybees, a number that seems to _____ the achievements of many mammals: even the versatile bottlenose dolphin only performs about twice the number a worker honeybee manages.
Despite its best efforts to stimulate sales, the bookselling business remains far from _____, for it has high fixed costs in wages and rent, and falling prices make these ever harder to spur.
One might expect someone of such _____ views to have a comparably dour personality, but people who have worked with her talk about how she uses her considerable charm to convince people that she is right.
Some species camouflage patterns may be _____, granting those species a higher chance of survival in a heterogeneous environment.
In the discussions on international patent law, many (i)_____ issues will probably be pushed far into the future. This cautious approach makes diplomatic sense, since attempts over the past 15 years to reach international agreements on patents have (ii)_____ just such sensitive issues.
The report is admittedly (i)_____ : it is intended to suggest new lines of research rather than to deal with the subject in a (ii)_____ manner.
Cynics will dismiss the race between Richard and Gorman as two equally dull candidates. However, the notion that the two leaders are (i)_____ does not meet them, for they are as different as can be. Richard is (ii)_____ and is fastidious of her appearance. So one could hardly accuse her of being either taciturn or (iii)_____.

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