Both teachers and students not to use mobile phones in class in our school.A. are toldB.

问题补充：

Both teachers and students not to use mobile phones in class in our school.

A. are told

B. are said

C. told

D. said

答案：

(答案→)A. are told

B. are said

C. told

D. said

解析：本题的含义为学校要求老师和学生都不可以在课堂上使用手机，本题的主语为动作的承受者，结构为be+过去分词，tell表示要求的意思，过去分词为told，故选A。