Học từ vựng English Vocabulary in Use Elementary
Unit 52: Time words - next year, often, once a week

STT	Bài học	Số câu hỏi	Audio
1	Vocabulary	1	No audio
2	Exercise - 52.1	5	No audio
3	Exercise - 52.2	5	No audio
4	Exercise - 52.3	1	No audio
5	Exercise - 52.4	3	No audio
6	Exercise - 52.5	3	No audio

Unit 51: Days, months, seasons - Monday, July, winter

Unit 53: Places - middle, front, abroad