B2U4 Animal Extinction公开课课件

1、Earth song,words and expressions,extinction 灭绝，灭亡 tens of millions of 数千万 secure 安全的 come into being 产生，形成 dinosaur 恐龙 inspect 检查，视察 incident 事件， 事变 according to 根据，依据 set a trap 设陷阱，设圈套,Look at these pictures and answer questions:,They _a long time ago.,disappeared,/died out,why ,how and when,Q1:Wh

2、at are they?,Q2:What happened to them?,They are _.,dinosaurs,Animal Extinction,1 When did the dinosaurs live?,Read the text, and answer questions.,Step2: Finding details,Tens of millions of years ago, long before humans came into being.,They died out suddenly about 65 million years ago.,2 When did t

3、he dinosaurs disappear?,3.What are the special characters of the new species of dinosaurs? How did the scientists know that?,They are bird-like dinosaurs. They can not only run like the others but also climb trees. The scientists learned this from the way the bones were joined together.,Why dinosaur

4、s died out suddenly?,1. What are the scientists opinions?,2. What is your idea on the extinction of dinosaurs?,Dinosaurs lived on the earth _ human _ and their future seemed _ at that time. There were many different kinds of dinosaurs and a number of them _ live in China. Not long ago, scientists _

5、the bones of a rare new species in Liaoning, and they were _ to find that the species can both run and climb trees. Dinosaurs _ suddenly about 65 millions years ago. _ _some scientists, it came after an _ _, while others think the earth got _ hot for them to live on any more, but nobody knows _ why

6、and how they _.,Step 3 Consolidations,before,came into being,secure,used to,inspected,surprised,died out,unexpected,incident,too,for sure,disappeared,According to,The Story of the Dodo,Who killed Dodo?,Did dodos die out by accident?,Was there someone who killed dodos.,_, I live on the Island of Maur

7、itius. We went _ and I _ food with Man. However, I began to wonder why several of my dodo friends _. I believed him but when more dodos _ I set a trap. My motto: _.,Listen and fill in the blanks:,Once upon a time,everywhere together,shared,had disappeared,disappeared,Be careful who you trust,Tibetan

8、 antelope,藏羚羊,Official Mascots （吉祥物）of the Beijing 2008 Olympic Games,What do you think of those poachers（偷猎者） action?,In the 1980s and 1990s, some 20,000 Tibetan Antelopes were killed by smugglers（走私者）each year to get the animals valuable hair for shawls（披巾）. A shawl of that kind can be sold for as

9、 much as 30,000 US dollars.,panda white flag dolphin,South China tiger milu deer,What can you do to help them?,What can we do to help the animals?,Slogan(口号):No buying, no killing!,Homework: Use the words and expressions to fill in the blanks on the paper.,Fill in the blanks,Many years ago, my famil

10、y u_ t_ live in the forest of Southern China. We had a big family and we were the king of the forest and our future seemed s_ at that time. However, since the guns c_ _ _, people killed us for fur and bones. As a result, our family almost d_ _. Now only a few of us live in the zoos and the circuses(马戏团). A_ _ the scientists, none of our family