Do not just read the dialogues—live them. Shadow them. Argue with them. The difference between a student who stays at A2 forever and one who flies through B1 is often simply the number of hours spent listening actively.
The transcripts are found in the "Annexes" (appendix) of the textbook. If your copy is missing the annexes, search online for "Alter Ego B1 Transcriptions PDF." Many educational forums share these legally as study aids. alter ego b1 audio
Play the track again. This time, speak simultaneously with the recording. Match their speed, rhythm, and accent. This is the most powerful technique to fix pronunciation and improve fluency. Do not just read the dialogues—live them