The school rule states that no child shall be, unless by an adult, allowed out of the school during the day.
A. was acpanied
B. acpanying
C. acpanied
D. being acpanied
网友回答
A. was acpanied
B. acpanying
(答案→)C. acpanied
D. being acpanied
解析：考查从句的省略式：unless acpanied=unless the child is acpanied by an adult，句意是：学校规定说，没有孩子在没有成人的陪伴下可以在白天出学校。选C。