八年级英语下册 Unit4 Lesson 27教案 冀教版.doc

冀教版英语八年级下册Unit4 Lesson 27教案
　　Lesson 27 Danny the “Dry-or-saur”！
　　Class opening
　　For ideas and tips on beginning a class, see “teaching techniques” at the back of this teacher's guide.
　　Step1、Listen to the passage in this lesson，and discuss “Why does everyone laugh？How does Brian do the experiment？ Is Danny wet？Why or why not？What's the conclusions？”Then listen again.
　　Step2、Ask students to read the text and write out the steps of the experiment in their exercise book.
　　Step3、Another experiment
　　1）Read the experiment about Weird Mud carefully. Find out “What do you need？What do you do？What is happening？What else can you do ？”
　　2）Divide students into groups with three or four. Try to do it as the text says. Explain or observe the experiment when you or others do it to see what will happen？
　　Class closing
　　1、Finish off the activity book.
　　2、Practise the dialogue in this lesson.
　　3、Preview Lesson 28.
　　Language Notes:
　　1、He puts his hand on the cardboard and turns the jar upside down.
　　turn…upside down
　　Don't turn the cup upside down or it will make you wet!
　　2、Are you surprised？
　　surprised  adj.
　　We were surprised at what he said.
　　3、Add four or five spoonfuls of water.
　　add sth. to sth.
　　Please add some cheese on bread.
　　Say good-bye to the class.