单选题 His arm was _____ from the shark’ s mouth and reattached, but the boy, who nearly died, remained in a delicate condition.无

【正确答案】 A

【答案解析】句意：男孩的手臂被从鲨鱼的嘴里拿回并重新接上，但死里逃生的他仍旧非常虚弱。 retrieve找回。 retain保持。 repel击退；抵制。 restore恢复。