单选题
1.[2010.04]We have greatly ______ the procedure according to the chairman's suggestion.
A.stimulated
B.perceived
C.obscured
D.simplified
正确答案：D
答案解析：【译文】 按照主席的提议我们已经大大地简化了步骤。
【试题分析】本题考查词义辨析。
【详细解答】 动词的词义选取。