I am writing to express my apology to you.和 I am writing to make an a pology to you.哪个更正式,商务

i am writing to suggest that这个表达对吗 writing,my,i,a,father,letter,to,am 排句 i am writing to in quire opportunities for 求翻译 I am writing to tell you about what I am doing in I am writing中am的作用 I am writing to express my apology to you.和 I am writing to make an a pology to you.哪个更正式,商务 Dear Mark,I am writing to you,b_1_ I want to tell you about my holiday. I am writing nine postcard to my mother.对划线部分提问 划线部分：writing nine postcard to my mother Would you please____me his address?Oh,I am sorry.I forgot____it down.A.tell,writing B.tell,to write C.to tell,writing D.telling,writing I am writing an email to my friend.I am giving an emial to my friend.那个句子对 I am writing letters to my friends!如题 I am writing letters to my friends!这句话有语病没有! I am writing to ask whether you are able to do me a favor. I am writing to ask whether you are able to me a favor译成中文是什么意思 i my writing am friend e-mail to an english Mary组句快点 I am writing a postcard to my teacher(改为一般疑问句） I am writing a letter to Mary now(同义句转换) I,writing,vacation,you,my,about,am,to 连词成句 I am writing the very letter to apply for …… 里面very letter 啥意思?