|
| STT | Bài học | Số câu hỏi | Audio |
|---|---|---|---|
| 1 | 1 | No audio | |
| 2 | 8 | No audio | |
| 3 | 11 | No audio | |
| 4 | 1 | No audio | |
| 5 | 8 | No audio | |
| 6 | 3 | No audio |
| Unit 69: Difficulties and dilemmas | Warning: Undefined variable $current_page in /home/nmekyjfqhosting/public_html/vocabulary-parts.php on line 202 | Unit 71: Number: statistics and quantity |