If only the victims in the car accident ______ immediate treatment, they might still be alive now.
A、
should receive
B、
had received
C、
were receiving
D、
received
【正确答案】
B
【答案解析】
if only的用法。if only常常用来表达强烈的愿望或遗憾,主要用在虚拟语气中。由于所提事实与过去事实相反,所以用过去完成时,选B。
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