The patient ____ by the doctor is Li Ming's mother.

问题描述:

The patient ____ by the doctor is Li Ming's mother.
A.to examine B.examining C.is examined D.being examined

选D 这里考的是非谓语的用法 being 表示正在进行的动作 同时病人只能被检查 所以应该用被动语态
翻译:正被医生检查的那个病人是 Li Ming 的妈妈