Learn גמרא דף נה. “ואנן דאית לן תרי יומי (four lines from bottom of the Amud) until the end of the Amud
See how Rashi explains the setup for the krias hatorah on Chol Hamoed Sukkos.
Learn תוספת דף מה. “איתקן who points out an inconsistency according to Rashi. And asks a question on Rashi from the order of Krias Hatorah on Chanukah.
Tosfos presents another way to structure the Krias Hatorah on Chol Hamoed.
Learn שולחן ערוך אורח חיים ס’ תרסג סע’ א to see how the Shulchan Aruch concludes.
https://hebrewbooks.org/pdfpager.aspx?req=60391&st=&pgnum=269
Learn the משנה דף נה עמוד ב and the Gemara until the next Mishna.
Learn the ריטבא דף נה עמוד ב who explains the lottery for the order of the bull offerings different then Rashi.
Questions:
Why did the Gemara ask specifically about the bull offerings and not about the other korbanos on Sukkos?
Why were these 70 bull offerings for the sake of the 70 nations offered specifically oin the yom tov of Sukkos?
Learn ערוך לנר
Why do the 14 lamb offerings remain the same every day but the bull offerings decrease?
Why are there double amount of lamb offerings than a regular Yom tov which has only seven?
See Rabbi Hirsch commentary פנחס פרק כט פסוק יג