I class, with a I class octave
The blessing of meals during the Octave, until lunch of Saturday, is:
V. Spiritus Domini replevit orbem terrarum, Alleluia + .
R. Et hoc quod continet omnia, scientiam habet vocis, Alleluia.
(Cf. reliqua in Benedictio mensae in the Ritual or in the appendix of the Breviary)
Mass of Pentecost; sequence Veni Sancte Spiritus; Preface of the Holy Ghost; proper Communicantes and Hanc igitur, all of which continues throughout the Octave
Matins: All proper to the feast; one nocturn with only three psalms; Te Deum
Lauds: Proper antiphons and Sunday psalms (first schema); remainder proper
Prime: Proper antiphon, with Sunday psalms (psalm 53 takes the place of 117); responsory Qui sedes ad dexteram Patris; short lesson Iudaei quoque
Terce: Hymn Veni Creator Spiritus; proper antiphon, with Sunday psalms; remainder proper
Hours: Proper antiphons, with Sunday psalms; remainder proper
II Vespers: All is proper, including antiphons and psalms
Compline: Of Sunday