Unit 5 Meeting your ancestorsWarming Up, Pre-reading and ReadingTeaching goals 教学目标1.Target language 目标语言：重点词汇和短语archaeology, tentative, accuracy, excavate, interrupt, ornament, assume, regardless, sharpen, cut up, scrape, ample, primitive, preserve, bead, botany, botanical, analysis, specific, seashell, specifically重点句子I’m sorry to interrupt you, but how could they live here?We have been excavating layers of ash almost six meters thick, which suggest that they might have kept the fire burning all winter.Yes, indeed, as the botanical analyses have been specifically showing us, all the fields around there used to be part of a large shallow lake.2.Ability goals 能力目标Enable the Ss to tell the differences between modern people and Peking man and learn how Peking man lived their lives.3.Learning ability goals 学能目标Help the Ss learn to tell the differences between modern people and Peking man and learn how Peking man lived their lives.Teaching important & difficult points 教学重难点Talk about Peking man in Zhoukoudian Caves.Teaching methods 教学方法Listening, reading and discussionTeaching aids 教具准备A computer and a projector, a recorderTeaching procedures & ways 教学过程与方法Step I Revision and Lead-inCheck the homework.The Ss will how their information about Zhoukoudian Caves in the following steps.Step II Lead in1.Ask the Ss to identify the picture in the pre-reading part. (skullcap)2.Ask Ss to assume what Peking man might have done and use thousands of years ago.3.Then by showing the table following to show whether their assumptions are right or wrong.Modern people Peking man Accuracy Places of living Modern architecture, which is Caves Very accuratehuge, like boxes with flatroofs, sharp corners and glasswallsFurniture Beautiful furniture with lots Natural furniture Accurateof ornaments mostly made of made of stone orwood or other special woodmaterialsEntertainment Watching TV, surfing the Enjoy the nature or InaccurateInternet and traveling family get-togetherFood A good variety of cooked Natural food, such as Accuratefood, which tastes delicious nuts and fruitsClothing Clothes made form special Clothes made from Accuratematerial, such as cotton and animal skinswoodStep III Reading1.Play the tape once, and ask the Ss what they have learned about Zhoukoudian Caves2.Skimming (What is the text about? And three stages of the archaeologist’s part of the dialogue:An archeologist is showing a group of students from England around the Zhoukoudian Caves and telling them something about the caves.)3.Scanning (Ask them to write down the three ways in which the life of early people differs frommodern ones. Ask them to work in pairs and discuss the questions.Homes: Peking man lived in Zhoukoudian Caves of rocks and trees.Tools: They used needle that was made of bone sharpened stone tools and scraper made by stones. Dress: They wore clothes form animal skins and they also wore necklace made from seashells or animal teeth.4.Careful readingLet the Ss read the passage again and answer the following questions.Show the questions on the Screen.1.How did the keep warm?2.What animals were their most dangerous enemies?3.How did they make clothes?4.What can we learn from the necklace they wore?Step IV Post-readingAsk Ss to fill in the chart on the life and habits of Peking man on page 37 and compare it with the list they made in the pre-reading. What differences are there?And then to clarify Ss’ difficult points in the text.Step V Homework1.Go over the text.2.Write a brief introduction to the Zhoukoudian Cave.Unit 5 Meeting your ancestorsVocabulary and Useful ExpressionsAims:Teaching aims 教学目标1.Ability aims 能力目标Enable the students to use the Present Perfect Continuous tense.2.Learning ability aims 学能目标Help the students learn how to use the Present Perfect Continuous tense.Content 教学内容1.identify vt. 确认，识别，鉴别（1）~ sb. /sth. as sb./ sth.确认，证明某人/某物系某人/某物e.g. She identified the man as her attacker.（2）~ sth. with sth.认为某事物与另一事物等同e.g. One can’t ~ happiness with wealth.扩展：identification n. identification card 身份证2.alternative adj. 供选择的，其他的e.g. The way was blocked ,so we had to go by ~ road.这条路阻塞，我们只能走其他路。

3.interrupt vt. 1) 打断，中断，阻碍The war ~ed the trade between the 2 countries. e.g.战争打断了两国间的贸易。

②Sorry to interrupt you, but I have somethingto say. 打断某人的话~ sb. /sth. with sth.用……打扰/打断……e.g.他用一个问题打断了他的老师。

He interrupted his teacher with a question.(2) interrupt sb. 打扰某人e.g. ①Don’t interrupt me. I am very busy. 打扰某人4. assume vt. 假定，设想；担任，承担(1)assume 后多跟1) 名词，2)宾语+ to be + n. / adj.,3) that 从句e.g. 1. The scientist ~ that there no animals on the moon.科学家设想月球上没有动物．2.I ~d the responsibility. 我来承担责任。