约950字。

　　Unit1 Cultural relics
　　Period 4  Speaking and Writing
　　The General Idea of This Period：
　　This period aims at encouraging the Ss to learn how to discuss which person gives the best evidence，and how to show their agreement and disagreement.And help the Ss to organize their ideas into a composition.
　　Teaching Aims：
　　1.Get the Ss to learn to discuss which person gives the best evidence.
　　2.Help the Ss learn how to organize a letter to show their agreement and disagreement.
　　Teaching Important Points：
　　1.Get the Ss to learn to express their agreement and disagreement.
　　2.Enable the students to organize a letter in the proper and efficient way.
　　Teaching Difficult Point：
　　How to write a letter in a correct way.
　　Teaching Methods：
　　1.Create some situations for the Ss to talk actively in public.
　　2.Practice to improve the students’ writing ability.
　　Teaching Aid：
　　A multimedia computer.
　　Teaching Procedures：
　　Step 1 Revision
　　1.Greetings.
　　2.Ask the students to tell something about their researches.
　　Step 2 Speaking
　　T：Last class we learnt a passage about how to divide a fact and an opinion，and finished the forms about the three people say they know about the missing Amber Room，now please look at the forms again，and discuss which person gave the best evidence in pairs.You can use the following expressions to help you：
　　Are you sure he/she was telling the truth?
　　How do you know that?
　　How can you be sure he/she was telling the truth?
　　Why/Why not?
　　That can’t be true.
　　I （don’t）agree with you.
　　It can be proved.
　　I think they have said useful things.
　　I （don’t）believe...，because....
　　It is （not）a fact
　　I don’t agree that...
　　The truth is （not）easy to know.
　　...has no reason to lie.
　　T：Now write down a short list of reasons for your choice.You may begin like this：
　　“It can be proved that...because...”
　　For example：It can be proved that he owns a restaurant because we can go to his hometown and find it.
　　（Each group should have a leader，after the discussion，the leader will give a report.）
　　（Several minutes later）
　　T：Who can give a short report about your list to the class?
　　（Ask some leaders of the groups to give a report.）
　　Ss...