Paramedics were able to his heart and get him breathing before airlifting him to hospital.

问题补充：

Paramedics were able to his heart and get him breathing before airlifting him to hospital.

A. repeat

B. regain

C. restart

D. review

答案：

A. repeat

B. regain

(答案→)C. restart

D. review

解析：考查动词辨析：A. repeat重复，B. regain 重新获得C. restart重新启动 D. review复习，句意是：护理人员能够重新启动他的心,使他在空运去医院之前能呼吸。选C。