问题
选择题
The school rule states that no child shall be, unless _by an adult, allowed out of the school during the day.
A．to be accompanied
B．accompanying
C．accompanied
D．being accompanied
答案
答案：C
考查连词加非谓语动词结构。Accompany和逻辑主语child之间是动宾关系，所以用过去分词表被动，选C。