【题目】No one knows if _____________ that boy, but if __________ him, her parents will be disappointed.
A. she will marry, she will marry B. she marries; she marries
C. she will marry, she marries D. she marries; she will marry
在线课程【答案】C
【解析】考查if的用法。If“是否”，引导宾语从句，时态不受限制；if“如果”，引导条件状语从句，用一般现在时代替将来时。故选C。