是the reason for还是the.reason.why

是the reason for还是the.reason.why explain the reason还是explain for the reason the reason causing the problem is ...应该是the reason for 还是 the reason 后面接ing the reason for it is还是the reason for this is? 这句用reason for还是reason why?The reason for my dissatisfaction is that the book is a pirated one. for the easy reason还是 the simple reason答案上市easy,我觉得他错了. for the reason怎么用 “for the reason”怎么翻译? 用for the reason造句 for the reason的中文翻译 the reason for和the reason why的区别? the reason for 与 the reason why的区别 the reason of 与the reason for的区别 christmas is the reason for the the reason for 为什么是for the reason for,the reason to& the reason of的区别 the reason for sb同义短语 the reason for sth同义短语