2017年GRE填空模拟题(29)

One of the peculiarities of humans is that we irrationally gravitate to the predictable and avoid risk, whatever the reasons for this _____, it is hardly a sound basis for dealing with complex, long-term problems

A：eccentricity

B：predilection

C：vacillation

D：proclivity

E：wavering

F：cowardice

答案：BD

In protoscientific (for example, in ancient Greece), claims about the physical world were often accepted as true if they were reasonable; experimental verification, if thought necessary at all, was _____.

A：utilitarian

B：perfunctory

C：egregious

D：empirical

E：inductive

答案：B

Although scientific progress leads to constant revision of ideas, one observation that has remained _____ over the years is that there are a lot of insects in the world: some 950,000 species have been identified.

A：robust

B：significant

C：strong

D：perplexing

E：confounding

F：obscure

答案：AC

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

Blank (I)Blank (II)

A：contentious D：approached

B：stimulating E：articulated

C：subjective F：foundered on

答案：AF

In the northeastern United States, beaver populations had been critically reduced or even _____ in large areas at the end of nineteenth century; as a result, several states instituted prohibitions on beaver trapping.

A：diminished

B：extirpated

C：eliminated

D：devalued

E：weakened

F：underrated

答案：BC