Nowadays some parents regret not more time with their kids when they were young.
A. to spend
B. spending
C. spend
D. being spent
网友回答
A. to spend
(答案→)B. spending
C. spend
D. being spent
解析：考查动词辨析。Regret doing遗憾做了某事；regret to do sth遗憾要做某事。句意:现在很多方面都很遗憾在小时候没有花很多时间和孩子在一起。根据句意说明B正确。