IntroductionChapter 1Chapter 2Chapter 3Chapter 4Chapter 5Chapter 6Chapter 7Chapter 8Minimal PairsChapter 4 Audio4.1 https://audio.thesoundofenglish.org/2018/12/4-1.mp34.2https://audio.thesoundofenglish.org/2018/12/4-2.mp34.3https://audio.thesoundofenglish.org/2018/12/4-3.mp34.4https://audio.thesoundofenglish.org/2018/12/4-4.mp34.5https://audio.thesoundofenglish.org/2018/12/4-5.mp34.6https://audio.thesoundofenglish.org/2018/12/4-6.mp34.7https://audio.thesoundofenglish.org/2018/12/4-7.mp34.8https://audio.thesoundofenglish.org/2018/12/4-8.mp34.9https://audio.thesoundofenglish.org/2018/12/4-9.mp34.10https://audio.thesoundofenglish.org/2018/12/4-10.mp34.11https://audio.thesoundofenglish.org/2018/12/4-11.mp34.12https://audio.thesoundofenglish.org/2018/12/4-12.mp34.13https://audio.thesoundofenglish.org/2018/12/4-13.mp34.14https://audio.thesoundofenglish.org/2018/12/4-14.mp34.15https://audio.thesoundofenglish.org/2018/12/4-15.mp34.16https://audio.thesoundofenglish.org/2018/12/4-16.mp34.17https://audio.thesoundofenglish.org/2018/12/4-17.mp34.18https://audio.thesoundofenglish.org/2018/12/4-18.mp34.19https://audio.thesoundofenglish.org/2018/12/4-19.mp34.20https://audio.thesoundofenglish.org/2018/12/4-20.mp34.21https://audio.thesoundofenglish.org/2018/12/4-21.mp34.22https://audio.thesoundofenglish.org/2018/12/4-22.mp34.23https://audio.thesoundofenglish.org/2018/12/4-23.mp34.24https://audio.thesoundofenglish.org/2018/12/4-24.mp34.25https://audio.thesoundofenglish.org/2018/12/4-25.mp3
