一、问题提出《铁和铁的化合物》一节所涉及的知识与生活联系十分密切。在学习了教材内容后,不少同学意犹未尽,提出了很多问题:人体中的铁有哪些功能?缺铁会引起哪些疾病?市场上各种不同的补铁 I. The question raised in the section “Compounds of Iron and Iron” relates the knowledge and life closely. After learning the contents of the textbooks, many students were full of ideas and asked many questions: What are the functions of iron in the human body? What diseases are caused by iron deficiency? Various iron supplements on the market