Học từ vựng English Vocabulary in Use Upper-intermediate
Unit 82: Homophones and homographs

STT	Bài học	Số câu hỏi	Audio
1	Vocabulary	1	No audio
2	Exercise - 82.1	16	No audio
3	Exercise - 82.2	9	No audio
4	Exercise - 82.3	1	No audio
5	Exercise - 82.4	5	No audio
6	Exercise - 82.5	3	No audio

Unit 81: Onomatopoeic words

Unit 83: Uncountable nouns