Luyện nghe nói - Mastering the American Accent
Unit 32 : Review of /ɛ/, /æ/, /ɑ/, /ɔ/, /ɘ/, and /oʊ/

STT	Tên task	Số câu hỏi	Audio
1	Review of /ɛ/, /æ/, /ɑ/, /ɔ/, /ɘ/, and /oʊ/	1	✔

Unit 31 : The American /ɔ/ Sound

Unit 33 : Review of /ʊ/ and /u/ Sounds