单项选择题
A. a proposal for their session. B. a brief report about their session. C. full details of whet is in their session.
A. You must wear your evening dress. B. You don't have to wear evening dress, but you can if you tike. C. Evening dress will make you look nic
A. Children will be free. B. Adults have to pay 20 pence to get in. C. Children don't have to pay adults to get out.