题目内容：

____to have been give the second chance ,he wrote a letter to say ___to Whoever had heloed him
A Thanks thanks B Thankful thanks C Thankful thank DThank thanks

优质解答

选B项 thankful to是固定词组,是“感激''的意思.根据句子的意思,第二个空是他表达感激曾经帮助过他的人,thank做名词,是可数.因此选B