阅读 (Reading)
听力(Listening)
http://ngobrolyuk.com/wp-content/uploads/2026/01/Mandarin-4.1.mp3
http://ngobrolyuk.com/wp-content/uploads/2026/01/Mandarin-4.2.mp3
http://ngobrolyuk.com/wp-content/uploads/2026/01/Mandarin-4.3.mp3
http://ngobrolyuk.com/wp-content/uploads/2026/01/Mandarin-4.4.mp3
http://ngobrolyuk.com/wp-content/uploads/2026/01/Mandarin-4.5.mp3
http://ngobrolyuk.com/wp-content/uploads/2026/01/Mandarin-4.6.mp3