A-A+
He didn't go to the party. Now he regrets ____
问题详情
He didn"t go to the party. Now he regrets ______ so.
A．have not done
B．not having done
C．not doing
D．do not do请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：B
解析：regret doing sth．后悔做某事。如果对已发生的事感到懊悔，则是regret having done sth．如果后悔没有做某事，则是regret not doing sth.。没有参加聚会他很后悔。
