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We are all for your proposal that the meeting of the board（ ）.
A、be put off
B、was put off
C、should put off
D、is to put off
【正确答案】：A
【题目解析】：the board（董事会）与put off（推迟）之间是被动关系，所以要用被动语态；proposal后的that从句中要用should+动词原形，should可省略，故选A。