Học từ vựng English Vocabulary in Use Advance
Unit 71: Number: statistics and quantity

STT	Bài học	Số câu hỏi	Audio
1	Vocabulary	1	No audio
2	Exercise - 71.1	8	No audio
3	Exercise - 71.2	1	No audio
4	Exercise - 71.3	8	No audio
5	Exercise - 71.4	10	No audio

Unit 70: Modality: expressing facts, opinions, desires

Unit 72: Permission: getting the go-ahead