Nothing could have saved him ________ he had been sent to hospita_英语解答

Nothing could have saved him ________ he had been sent to hospital without delay.
a.if b.even if c.as if d.unless

人气：465 ℃　时间：2019-10-26 07:44:08

解答

D.
我很确定.
句子意思是没有没什么可以救活他的命了,除非送他来医院的时候没有延误.
先前是HAVE SAVED ,后面用的HAD BEEN SENT
HAD BEEN SENT
要发生在HAVE SAVED 前是过去完成时.