The doctors and the nurses did all they could ______ the patient’s life.A、saveB

游客2025-07-25  0

问题 The doctors and the nurses did all they could ______ the patient’s life.

选项 A、save
B、to save
C、to be saving
D、to have saved

答案 B

解析 本题考查不定式的用法。句中they could是定语从句修饰all,因此to save one’s life是医生和护士努力的目的。
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