Every boy and every girl as well as some teachers who to visit the museum asked to be at t

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A. are ; are
B. is; is
C. is ;are
(答案→)D. are ;is
解析：考查主谓一致。第一空定语从句的先行词是some teachers,关系代词who指代先行词在句中做主语，故谓语部分用复数形式。第二空是句子的谓语动词，句子的主语是Every boy and every girl as well as some teachers，只要和Every boy and every girl保持一致即可，而Every boy and every girl做主语谓语动词用单数形式。故D正确。