Listen to a short passage about Princess Diana and her charity work and fill in the blanks. The metamorphosis ( 转变 ) came the day in April 1987 when Diana opened Britain’s first purpose-built ward ( 病房 ) for AIDS __________ , at London’s Middlesex Hospital. Many were shocked at the fact that she didn’t wear any __________ clothing. At that time the average Briton ( 英国人 ) knew very little about AIDS. Some believed it could be caught and passed on by __________ , __________ , or even __________ someone who was __________ . The revelation ( 被揭露的事 ) that a __________ , like Princess Diana, the mother of two young sons, had taken such an __________ risk with a __________ disease shocked many people.