高中英语Unit 5 Meeting Your Ancestors必修八新人教版.doc

Unit 5 Meeting Your Ancestors Teaching aims: Topic Talking about archaeological evidence and knowledge Useful words and expressions: Identify, alternative, tentative, accuracy, excavate, interrupt, assume, regardless, sharpen, scrape, ample, primitive, preserve, specific, significance, applaud, accelerate, arrest, dizzy, affection, patient, eyebrow, cheekbone, arrowhead, axe, division, affectionate, skillful. Expressions: regardless of, cut up, look ahead, be similar to, show sb. around, be fed up with. 3. Functional items: giving opinions and describing objects I think that we should… because… I suggest we… If…, then maybe we ought to… Perhaps we should/could… We must ask for help from… What if…? It seems likely/ unlikely that… It looks like… It could be… because… How large do you think it is? Is there any… on the…? It may/ might have been used as/for… 4. Grammar Revise the present perfect continuous tense HAS/ HAVE + BEEN+ V-ing We have been finding the bones of tigers and bears in the caves and we think these were their most dangerous enemies. We have been excavating layers of ash almost six meters thick, which suggests that they might have kept the fire burning all winter. Yes, indeed, as the botanical analyses have been specially showing us, all the fields around here used to be part of a large shallow lake. Teaching procedures Period 1 Reading Step 1. Warming up A. Lead in: Discuss the following questions in pairs. What are the “Four Great Ancient Civilizations”? What are the “Four Great Inventions” in ancient China? B. Discuss the pictures on P37, then finish the warming-up exercises. Its name What it was made of Its use Today’s alternatives 1. oil lamp Bronze Get light Electricity 2. Bianzhong Bronze Play music Piano, violin,guitar,etc 3. Stone axe Stone Scrape and cut up things Axe made of other material, for example steel 4. pharaoh mask Gold Preserve the face or enable this spirit to realiz