Fukushuu has listening exercises (Choukai). Listen without reading the script. Can you hear the difference between "Hayaku okiru" (wake up early) and "Hayaku okosareru" (be woken up early)? If not, replay it 5 times.
Read the Kaiwa (dialogue) out loud simultaneously with the CD. This trains your mouth to move faster than your brain's panic mode. A Sample Fukushuu Challenge (Lesson 35 Review) Try to translate this sentence (common in Fukushuu ): Fukushuu Minna No Nihongo 2
Go back to the last Fukushuu you skipped. Do not move on to Lesson 46 until you score 90% on it. Fukushuu has listening exercises (Choukai)
"I was forced to drink the medicine by my mother, but thanks to that, I was able to get better quickly." If not, replay it 5 times
Mastering "Fukushuu" (Review) in Minna no Nihongo 2: Your Secret Weapon to Fluency