The doctor did what he could ___ the boy's life.

The doctor did what he could ___ the boy's life. 1The doctor did what he could ___(save)the boy,but in vain.t The doctor did what he could ____ the dying man . 11.The doctor did what he could _________________that child. the doctor did what he could to save it.为什么不是what he could d The doctor did all that he could to save the wounded boy.这句话 The doctor did all he could to save the wounded boy.这句话语法上有错 The doctor did what he could ( ) the dying man.此句中情态动词could后 Finally,the doctor ____the boy's life The doctor did what he could （to save）the child. the doctor did what he could --- the girl who was badly hurt The doctor did what he could（）the dying man.Asave