Học từ vựng English Vocabulary in Use Elementary
Unit 58: Prefixes - impossible, ex- wife, unsafe

STT	Bài học	Số câu hỏi	Audio
1	Vocabulary	1	No audio
2	Exercise - 58.1	5	No audio
3	Exercise - 58.2	1	No audio
4	Exercise - 58.3	1	No audio
5	Exercise - 58.4	4	No audio

Unit 57: Words and prepositions - wait for, belong to, good at

Unit 59: Suffixes - swimmer, useless, sunny