摘要:-Robert is indeed a wise man. -Oh, yes. How often I have regretted his advice! A. to take B. taking C. not to take D. not taking 解析:regret doing/having done对做过的事情很后悔.regret not doing/not having done表示对以前未做什么事情而后悔.用动名词作宾语.

网址:http://m.1010jiajiao.com/timu3_id_2524858[举报]

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网