12/02/05 13:59:12.11
Tom regrets that he wasted a great deal of his life.（現在形）
＝Tom regrets having wasted a great deal of his life
Tom regreted that he had wasted a great deal of his life.（過去形）
＝Tom regreted having wasted a great deal of his life
12/02/05 13:59:12.11
Tom regrets that he wasted a great deal of his life.（現在形）
＝Tom regrets having wasted a great deal of his life
Tom regreted that he had wasted a great deal of his life.（過去形）
＝Tom regreted having wasted a great deal of his life