am,I,fine,name,h,f,helen,b,evening,e,thanks 把这几个单词分5类,怎么分,要准确

题目

am,I,fine,name,h,f,helen,b,evening,e,thanks 把这几个单词分5类,怎么分,要准确

答案

/æ/am,thanks
/ai/I,fine,
/ei/name,h,
/e/f,helen,
/i:/b,evening,e