【题目】All rights _________, no one is allowed to copy or use this paper for other commercial purposes.
A. preservedB. received
C. revisedD. reserved
在线课程【答案】D
【解析】
考查动词辨析。句意：，任何人不得复制或使用本文件作其他商业用途。A. preserved保藏；B. received收到；C. revised修改；D. reserved保留。all rights reserved“”为习惯表达。故选D。