Excuse me,where is the sick boy sent here a moment agoHe________by the doctorA.has been examined B.will be examinedC.is examined D.is been examined请问为什么

Excuse me,where is the sick boy sent here a moment agoHe________by the doctorA.has been examined B.will be examinedC.is examined D.is been examined请问为什么
Excuse me,where is the sick boy sent here a moment ago
He________by the doctor
A.has been examined B.will be examined
C.is examined D.is been examined
请问为什么

Excuse me,where is the sick boy sent here a moment agoHe________by the doctorA.has been examined B.will be examinedC.is examined D.is been examined请问为什么
打扰了,刚刚送到这里来的那个生病的男孩在哪里?
他正被医生检查.
这里要用到被动句,被动句的句型是Be+动词的过去分词,被动句现在进行时的句型是Be+been+动词的过去分词.