The doctor____a______boy yesterday.A had saved,dying B saved,dead C has saved,dead D saved,dying

问题描述:

The doctor____a______boy yesterday.
A had saved,dying B saved,dead C has saved,dead D saved,dying

B.
因为有yesterday是过去发生的所以用saved
dead是形容词修饰boy

D
不可用完成时,而boy不是dead了的意思

D
因为是yesterday故用saved表"救治"
dying表"将要死去的"