Luyện ngữ pháp - English Grammar in Use - Intermediate
Unit 4: Present continuous and present simple 2

STT	Tên task	Số câu hỏi
1	Grammar Explanations and Rules	1
2	Exercises - 4.1	11
3	Exercises - 4.2	7
4	Exercises - 4.3	5
5	Exercises - 4.4	5

Unit 3: Present continuous and present simple 1

Unit 5: Past simple