... Introduce the listening and ask Ss to guess what the dentist is like? -Play the tape the first time, and ask Ss to find the answer. Unit 10 : Health and hygiene. Lesson 5 : B2& B3. I. Objectives. ... cassette ,text book , work sheet. III. Teaching procedure. 1. Organization: - Do exercise B 1 in the work book .( page 63 ) 3. New lesson: A. Warm up. Ask Ss to play the Hang man with ... teeth. -Ask some pairs to go to the BB to play. B . Pre- listening. - Ask Ss to play the matching. Matter hàn răng. Toothache đau răng Appoinment cuộc hẹn Scare sợ Dentist Nha sỹ -Ask...