你这是要请人帮忙写推荐信吗.
May I ask your help to write a recommendation letter for my application of XXX university,please?
Would you please help me to write a recommendation letter for my application of XXX university? 你这是要请人帮忙写推荐信吗.
May I ask your help to write a recommendation letter for my application of XXX university,please?
Would you please help me to write a recommendation letter for my application of XXX university?