Học từ vựng English Vocabulary in Use Elementary
Unit 51: Days, months, seasons - Monday, July, winter

STT	Bài học	Số câu hỏi	Audio
1	Vocabulary	1	No audio
2	Exercise - 51.1	4	No audio
3	Exercise - 51.2	6	No audio
4	Exercise - 51.3	11	No audio
5	Exercise - 51.4	8	No audio
6	Exercise - 51.5	1	No audio
7	Exercise - 51.6	1	No audio

Unit 50: Conjunctions and connecting words - because, only, before

Unit 52: Time words - next year, often, once a week