单选题
We regret ______ you that the goods you ordered are out of stock.
A. to tell B. telling C. having told D. to have told
A
B
C
D
【正确答案】
A
【答案解析】
[解析] 单词用法题。regret to do sth.意为:很遗憾要做……。试比较:regret doing sth.对做过……感到后悔。
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