文献目录学家所注意。
5、All ------- biological traits fall into one of two categories: those giving their possessors greater ------- the environment and those rendering them more independent of it.
A, widespread.. detachment from
B, beneficial.. control over
C, successful.. freedom from
D, neutral.. compatibility with
E, harmful.. advantage in
trait: n.特征，特点，特性
category: n.1.种类，类别 2.〔哲〕范畴
render: v.1.使得，使成为 2.给予，提供 3.提出，呈报
detachment: n.1.分开，分离，脱离 2.超然，公正，不偏不倚
beneficial: a.有益的，有利的，有帮助的
所有有益的生物特征在两个类别之间都必居其一：一类生物特征使其拥有者得以在更大程度上控制环境，另一类则使它们更独立于环境。
6、One of archaeology’s central dilemmas is how to reconstruct the ------- of complex ancient societies from meager and often ------- physical evidence.
A, riddles.. obsolete
B, details.. irrefutable
C, intricacies.. equivocal
D, patterns.. flawless
E, configurations.. explicit
archaeology: n.考古家
dilemma: n.（进退两难的）窘境，困境
reconstruct: v.1.重建，改组，重新构成 2.修复 3.重新描述，使（按原貌）再现
meager: a.粗劣的，贪乏不足的，（作品）枯竭的，缺乏想象力的
obsolete: a.废弃的，淘汰的，过时的
irrefutable: a.无可辩驳的，不可否认的
intricacy: n.1.错综复杂，复杂精细 2.难以了解，难以理解
equivocal: a.模棱两可的，含糊的，有多种含义的
flawless: a.1.无裂隙的，无裂痕的 2.无缺点的，无瑕的，完美的
configuration: n.布局，构造，外形
考古学所面临的一个主要困境是，如何才能凭藉着贫乏而又经常是模棱两可的物质证据去重新再现错综复杂的古代社会的诸般复杂性。
7、Just as the authors’ book on eels is often a key text for courses in marine vertebrate zoology, their ideas on animal development and phylogeny ------- teaching in this area.
A, prevent
B, defy
C, replicate
D, inform
E, use
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