When exchange name cards, usually ,（ ）official give theirs to（ ）official .
举一反三
- When exchange name cards, usually ,（ ）people or（ ） official give theirs to older people or higher official .
- ________ is the official name of Britain.
- v. give official permission for
- What is the official name for Britain? It is _________.
- The official name of the U.K. is The United Kingdom of Great Britain and Ireland.