Why should a housekeeper never put the letter M in her refri

Why should a housekeeper never put the letter M in her refri why should not you put the letter"M" into the refrigerator? put the letter in order You should put ( ) before you sign your name in the letter you should put a s___ on the envelope of the letter letter should be in the place of A C her,writing,grandma,the,study,is,a,in,letter(.) w__smile ,she put the letter in it 一个英语首字母填空题We plan to send her a letter in the n________ of M You should never put（）on the desk.A.anything important B.som J F M J M A J A Which letter should replace the question mar 英语翻译M:should i put this sign in the window with the new sale