181. Scientists wonder what to do with the dead satellites, jettisoned rockets, drifting paint flecks, and other ______ orbiting Earth.
A. flotsam
B. reconnaissance
C. decimation
D. raiment
E. sustenance

182. Although aging brings about profound physiological changes, it does not often alter an individual's ______ : an irascible thirty year old will probably still be ______ at seventy.
A. disposition, cantankerous
B. anatomy, churlish
C. outlook, benevolent
D. personality, laconic
E. stature, robust

來源:可可英語 http://www.ccdyzl.cn/sat/201407/315076.shtml