结尾(按关系密切程度排列)：

Sincerely yours，(Yours very sincerely，Always sincerely yours，)

Yours cordially，(Most cordially yours，)

Faithfully yours，(Yours faithfully，)

Truly yours，(Yours truly，)

Yours affectionately，(Always affectionately yours，)

Lovingly yours(Yours lovingly，your loving son，)