18-10 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
30-5 Although Thaler employs an innovative mode of analysis, his study offers yet another examination of quite (i)_____ ground namely, the culture ideology of Norwegian-American preservationist writers in the early twentieth century. The history, literature, and changing internal dynamics of the Norwegian subculture in America constitute a particularly well-studied area. Anyone familiar with the authoritative work of scholars in the field will (ii)_____ little in Thaler’s study that is (iii)_____.
A. unfamiliar
D. find
G. accurate
B. well-worked
E. understand
H. new
C. fruitful
F. reveal
I. recognizable
5-4 He was never (i)_____; he was nothing if not (ii)_____, so he forbore for the present to declare his passion.
A. chivalrous
D. boorish
B. impetuous
E. circumspect
C. thoughtful
F. spontaneous4
25-3 Recent scholarship has questioned the (i)____ of tropical forests around the world. Archaeologists haveshown, for example, that the largest contiguous tract of what was thought to be virgin rain forest in the southern Amazon had been transformed into a cultural parkland before European contact, and many of the forest islands in West Africa’s savanna forest transition zone are (ii)____ as well.#
A. diversity
D. isolated
B. naturalness
E. endangered
C. sustainability
F. anthropogenic
15-3 Although movie critic Pauline Kael had a distaste for sycophancy, she also had a need for(i)_____; as a consequence of these competing feelings, she sent very (ii)_____ signals to friends and colleagues.
A. solitude
D. direct
B. obeisance
E. subtle
C. clarity
F. mixed
86-2 Even though the authors repeatedly _____ their own shrewdness, they show a remarkable credulousness toward far-fetched ideas such as carbon-eating trees and cloud-** machinery. - y( _" g- R9 D# a- S
A. soft-pedal
B. exto
C. deprecate
D. broaden
E. compromise
110-8 Matsui is an extremely political tactician, as she generally will withhold her support for a political faction or a policy until she is confident it will prevail.
A. successful
B. dogmatic
C. shrewd
D. flexible
E. canny
F. rigid
35-10 Titan, Saturn’s largest moon, looks surprisingly _____, even though it is a cold, dimly lit world made from unknown materials.
A. habitable
B. familiar
C. forbidding
D. placid
E. daunting
F. recognizable
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