By the end of the lesson, yhe stdents will review prepositions of positions and practice in asking and answering questions about location. II/ Language contents. 1, Vocabulary: in the middle, wellcome. 2, Structures: about the prepositions of positions. | Unit four B The library b2 b3 I Objects. By the end of the lesson yhe stdents will review prepositions of positions and practice in asking and answering questions about location. II Language contents. 1 Vocabulary in the middle wellcome. 2 Structures about the prepositions of positions. III Teaching aids. -Make a plan. -Prepare a tape and a cassette player. IV Teaching procedures. Stages Teacher s activities Students activities 1 Warm up Use the picture of the library to ask for the students with where If you go to the library who usually helps you find the books and how do you ask for the librarian Now you will listen to the conversation between Nga and the librarian. Look at the picture and answer the teacher s questions. Listen and answer the teacher s questions. 2 Presentation 3 Practice Play the tape and have the students to listen the dialogue. Play the tape again and ask them read it while they listen. Have the students work in pairs. Ask them to role-play the dialogue then have them reverse the roles. Make questions for the students - Where are the math books - Where are magazines and newspapers To review the prepositions of positions the teacher has the students use the questions that are in B1 to ask and answer. Have the students label the shelves and racks in their exercise book. Now let s guess the position of the racks and shelves of books in the library. Listen to the tape and read the dialogue. Work in pairs. Answer the questions - They are on the shelves on the left. - They are on the racks in the middle Work with a partner by asking and answering the questions. Do the teacher s requests Play the tape for the students. Listen the tape and write. Have the students write the locations of books. Call some students read loudly the information that they have just heard. 1. Study area Provide the answers. 2. Science Math 3. Geography 4 5. Newspapers and Magazines 6 7. English 8. Librarian s desk After that ask the students to speak Correct the mistakes. .