英语道歉信补救措施？
Dear Mary: I am sorry for I can't find the book from you,I think it must be in the library.this morning I have been to the libray,but I can't find it. I will buy anoth
Dear Mary: I am sorry for I can't find the book from you,I think it must be in the library.this morning I have been to the libray,but I can't find it. I will buy anoth
