根据首字母提示完成下列句子。 1. Our country has set up a lot of m _ research to study the flu of HINI. 2. The pop singer felt proud when she saw many l_ coming to her. 3. Our new head teacher is a k man in computer programs. 4. You must be careful when you swim in this d_ river. 5. The little girl was crying when she saw her room b_ _ quickly.