写出以下五则导语的类型: 1. Dozens of people were reported killed yesterday, when federal troops and Serb guerrillas launched the biggest battle against Croatmilitiamen since Yugoslavia ’ s undeclared civil war began in June. ( The Times ) 2. If you live another 50 years, you will probably be a millionaire. However, a loaf of bread will cost $37, a car $280000 and a home $3.4 million. ( The Wall Street Journal ) 3. HONG KONG ---- The 28 th Governor of Hong Kong, Chris Pattern, was sworn in at the city hall this afternoon, saying “ we must turn ‘ one country, two systems ’ from aspiration to reality. ” ( Xinhua ) 4. For northeastern residents of the United States this has been the winter that will not end. ( United Press International) 5. Tokyo ---- Gold, formerly the reserve of the rich and titled in Japan, is now a common assert here thanks to an innovative marketing scheme. ( United Press International )