Question

【题目】The doctors did what they could ______ the boy.

A. to save B. save C. saving D. saved

Answer 1

【答案】A

【解析】

句意：医生们竭尽所能去救那个男孩。A. to save去救，动词不定式；B. save救，动词原形；C. saving救，分词；D. saved救，过去式。考查动词不定式充当目的状语，句子what引导的从句作did的宾语从句，目的是要救那个男孩，因此用动词不定式充当目的状语，故选A。