单项选择题
A compound fracture is a fracture in which（）.
A.more than one bone is broken B.the same bone is broken in more than one place C.there is never any internal bleeding D.the bone may be visible
单项选择题 Which should NOT be a treatment for a person who has received a head injury and is groggy or unconscious?（）
单项选择题 The symptoms of a fractured back are（）.
单项选择题 In any major injury to a person，first aid includes the treatment for the injury and（）.
