真题实例
Science advances in _____spiral in that each new conceptual scheme _____the phenomena explained by its predecessors and adds to those explanations.
(A) a discontinuous ... decries
(B) a repetitive ... vitiates
(C) a widening ... embrace
(D) an anomalous ... captures
(E) an explosive ... questions
真题实例
The most technologically advanced societies have been responsible for the greatest_____; indeed, savagery seems to be in direct proportion to_____.
(A) wars ... viciousness
(B) catastrophes ... ill-will
(C) atrocities ... development
(D) inventions ... know-how
(E) triumphs ... civilization
凡是出现but, yet, however, nevertheless, although, (even) though, while, whereas, notwithstanding, despite, in spite of, in contrast (to), on the contrary, on the other hand, whatever, otherwise, ironically, paradoxically, curiously, surprisingly 等带有转折逆转含义的题目，则代入空格的正确选项必与中心线索构成语义对立的反义词关系。
真题实例
Most plant species exhibit ____ in their geographical distribution: often, a given species is found over a large geographical area, but individual populations within that range are widely ____ .
Blank (i) Blank (ii)
A discontinuity D separated
B density E observed
C concentration F adaptable
“and”是并列关系中最典型的一个连接词。此外，indeed, just as, also, almost, even, similarly, correspondingly, accordingly, in the same way 等亦属并列关系。总之，凡是不含对立转折关系的大多可列入关列关系，解题时只需将相应的中心线索定位，找出一个同义词的选项即可。
真题实例
The hierarchy of medical occupations is in many ways a ____ system; its strata remain___ and the practitioners in them have very little vertical mobility.
Blank (i) Blank (ii)
A caste D flexible
B training E intact
C health F inferior
真题实例
The self-important cant of musicologists on record jackets often suggests that true appreciation of the music is an _____ process closed to the uninitiated listeners, however enthusiastic.
(A) unreliable
(B) arcane
(C) arrogant
(D) elementary
(E) intuitive
