The host made a sincere_________ to his guests for having canceled the firework show.
A、excuse
B、reason
C、cause
D、apology
【正确答案】：D
【题目解析】：A. excuse的意思是“借口”；B. reason的意思是“原因”；C. cause表示“起因”；D. apology表示“道歉”。因此选D. apology，“道歉”。全句翻译：由于烟火表演取消了，主持人真诚向宾客道歉。
