Period IV Word powerAims:1.Enlarge the students’ vocabulary.2.Get the students to know about formal and informal English; and know something about countries and their official languages.3.Through the listening practice, help the students know more how to improve their English.Important and difficult points:1.Make the students know something about Formal and Informal English.2.Master the words in this part and use them freely.3. How to make the students use this skill freely to solve some problemsProcedures:Step 1. Lead in①An informal letter:Dear Mr. Lee,I am so sorry that I cannot come to the dinner you and Mrs. Lee are giving next Saturday for your brother because of a previous engagement that evening.I do appreciate your asking me and hope that I will have the opportunity to meet your brother on some other occasion in the near future.② To judge which is the better expression:1.(To a professor you first meet) ----- Hi, Bob. Fancy meeting you here.----- Good morning , Mr. Mosley. How are you?2. (To a close friend)----- Mr. Wells, would you be kind enough to pass me the salt? ----- Could you possibly pass me the salt? ----- Pass me the salt, Jack .③ Read the following sentence and find which part you think is informal.I am sorry to say that a lot of your answers to those questions in your homework are not precise, so you must think about them.Then ask students to present some other examples.Formal and informal English(Fill in the blanks in the form)Formal EnglishInformal Englisha large amount/number of_______________________ _________________sort out用心 爱心 专心child ______________ _______________throw awayI regret to inform you… _________________ _________________right awayin addition ___________...