Question

【题目】The doctor had to work through the night (save) that girl's life.

Answer 1

【答案】to save
【解析】句意：医生不得不工作一整夜来挽救那个女孩子的生命。根据句意可知此处应该是目的状语，表达目的要用动词不定式，所以答案是to save 。