从方框中选择合适的句子补全对话。 Students:Good afternoon, Miss Jiang. Teacher: 小题1: Today, we’ll talk about a new bird flu. It has hit some Chinese cities. Monitor: 小题2: Teacher:Yes, it is. It’s reported that about 35 people have been ill. Monitor: 小题3: . Teacher:We should keep away from animals. And we should wash our hands correctly. Monitor: 小题4: Teacher:It should take at least 20 seconds each time. 小题5: See a doctor at once if you have a high fever or have trouble breathing.