（1）特此奉告等
To inform one of; To say; To state; To communicate; To
advise one of; To bring to one's notice (knowledge); To lay before one;
To point out; To indicate; To mention; To apprise one of; To announce;
To remark; To call one's attention to; To remind one of; etc.
1. We are pleased to inform you that
2. We have pleasure in informing you that
3. We have the pleasure to apprise you of
4. We have the honour to inform you that (of)
