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achievement. Now let’ s turn to page 49. Read the passage and answer this question: Why has Mark bee more interested in science? Give the students some time to do this in pairs, and then check the answers. T: Are you ready to answer the question? Ss: Yeah! T: Why has Mark bee more interested in science? S3: I think there are two reasons. One is that the science facilities are very good in the new school, with laboratories that have all the latest equipment. The other is that they have four chances each term to public science lectures, and the lecturers are people who have made real discoveries in their area of science. I think Mark is a lucky person. T: Yeah. Situations can change a person. In fact, we also have the same chance to learn some knowledge outside class. Channel 10 on CCTV offers a lot of lectures about science and art. Some are given by famous professors. One of my favorite programs is “百家講壇” . If you often watch it, I believe you’ ll benefit from it. Step Ⅵ Summary and Homework T: We have learned a lot about scientific experiments. Nowadays, it seems that most people prefer science, because they think science can bring financial benefits, while they do not pay much attention to morality, ethics and love. As a result, there are many disasters and wars in the world. So when we are learning science, we should also pay attention to morality, ethics and love. Today’ s homework is to preview PRONUNCIATION and EVERYDAY ENGLISH. OK, time is up. So long, everyone. Ss: So long, teacher. 六、板書設(shè)計 重點詞匯: used to, in the area of, be proud of, be supposed to, facility, crucible, balance, tongs, react, stage, mixture, set up 重點句式: The hotter the