Học từ vựng English Vocabulary in Use Pre-Intermediate
Unit 93: Addition and contrast

STT	Bài học	Số câu hỏi	Audio
1	Vocabulary	1	No audio
2	Exercise - 93.1	7	No audio
3	Exercise - 93.2	8	No audio
4	Exercise - 93.3	4	No audio
5	Exercise - 93.4	9	No audio
6	Exercise - 93.5	1	No audio

Unit 92: Time and sequence

Unit 94: Reason, purpose, result, condition