题目内容
【题目】The school board is made up of parents who ______ to make decisions about school affairs.
A．had been elected B．had elected
C．have been elected D．have elected
【答案】C
【解析】句意：这个学校董事会是由被选出的对学校事务做决定的父母组成的。父母是被选出的，所以用被动语态，排除选项B，D。再根据关键信息is made up of用的是现在时可知，选举一事对现在有影响，所以用现在完成时。
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