Unit 4 Wildlife protection 教案2-公开课-优质课(人教必修2精品) -公开课-优质课(人教必修2精品)

Unit 4 Wildlife protection 教案2

(ANIMAL EXTINCTION) Introduction

You are advised to lead in by talking about animal extinction. Then help students with their reading of ANIMAL EXTINCTION. Translation of the text into Chinese is proposed. Objectives

?To read and listen about dinosaurs

?To speak about helping the dodo

?To write to the dodo

Procedures

I. Warming up by reading to the tape

Let’s warm up by reading aloud to the recording of the text ANIMAL EXTINCTION on page 30. II. Listening about DINOSAURS

Now I’d like to tell you something about DINOSAURS

Information about Dinosaur

Dinosaur means terrible lizard in Latin. They were called that because people used to think dinosaurs were lizards, but they were not. Dinosaurs first appeared about 200 million years ago.

65 million years ago, many kinds of dinosaurs became extinct. Birds are a special type of dinosaur and they were the only kind to live until today.

There were many kinds of dinosaurs. Some ate plants and some ate meat. The largest dinosaurs were plant-eaters like apatosaurus and brachiosaurus. They were the largest animals to ever walk on dry land.

Other plant-eaters had special weapons to help them fight off the meat-eaters. For example, triceratops had three horns on its face, ankylosaurus was covered in boney plates, and stegosaurus had spikes on its tail.

The meat-eaters all ran around on their back legs like people do. Some were very large, like

tyrannosaurus, and some were small, like compsognathus. It was the

smaller sized meat-eaters that evolved into birds. One of the first birds