gigapixels:一道英语题

来源:百度文库 编辑:中科新闻网 时间:2024/05/05 12:53:25
I insisted that a doctor ___immediately because mother was seriously ill at that time .
选项A.must send for B.sends for C.be sent for D.would be sent for(最好能解释一下)

c
虚拟语气,省略了should
原文:I insisted that a doctor should be sent for immediately because mother was seriously ill at that time.
我坚持要求马上去找个医生来因为老妈当时病重