Sorry, we are late,--our plane was because of the heavy rain.
A. held out
B. held on
C. held up
D. held back
网友回答
A. held out
B. held on
(答案→)C. held up
D. held back
解析：考查短语辨析。held out 伸出，held on 继续，held up 阻止，held back 抑制，句意：对不起，我们迟到了。我们飞机由于大雨被阻止了。所以选C。