Group: 7 The consonant /th/ sound I.Class description This 45 minute lesson is intended for students of high school. There are 40 students in this class. They are 16-18 years old. This lesson shows the differences between the / /and/ / sounds.II.Linguistic description / / and/ / are dental sounds which made with the front of the tongue touches the upper teeth or the front of the tongue between the upper teeth and lower teeth.- / / sound is voiced and lenis. You use your vocal cords for this sound.If you push your teeth down on your tongue too much, then you are not going to let air out, and that air makes this sound.Stick your tongue out between your teeth, touch your throat and make sure it is vibrating, like a bee. Ex: Then Those That These - / / is voiceless and fortis. It is not vibrating. With this sound, It is very important that you blow out...