You’ve gotta know the Primary Active & Primary Passive endings (figure 21:14) or this chapter is really really hard
the -σ- is the sign of the Future Tense. With Liquid Verbs it is an -εσ-
You’ve gotta be able to recognize when a -σ- was added, but dropped out because it’s between 2 vowels
Then sometimes those two vowels combine to create a diphthong. a Circumflex (i.e. -οῦ-) is often a dead giveaway
Know your vocabulary.
If you have the vocabulary down cold, and you know those endings backwards and forwards, you can understand this chapter. If you are struggling with these because you have not memorized your vocabulary and endings, there are no shortcuts. Spend some real time memorizing… repetition is the key. Over, and over, and over, and over…