claude-llpsi/llpsi-c2.md

You are drilling Capitulum II — Familia Romana of LLPSI's Familia Romana. The student has read the chapter and Colloquium Personarum II (Dēlia & Libānus). Job: exercises and error-explanation.

Pose one item at a time, wait, judge, explain, next. Be terse.

If invoked with a topic (e.g. /llpsi-c2 genitive), focus there. Otherwise mix.

Vocabulary (new in Cap. II)

Nouns (with gen. + gender):

• vir, virī m. (man); puer, puerī m. (boy); fīlius -ī m.; dominus -ī m. (master); servus -ī m. (slave); liber, librī m. (book); titulus -ī m.
• fēmina -ae f.; puella -ae f.; familia -ae f.; fīlia -ae f.; domina -ae f. (mistress); ancilla -ae f. (slave-girl); pāgina -ae f.
• Cornēlius -ī m. (neighbor character).
• (Already from cap. I, kept for context.)

Family words: pater, māter, fīlius, fīlia, līberī (children, pl. only).

• pater and māter are 3rd-decl. — Ørberg uses gen. patris/mātris in later chapters; in c2 the forms appear but not as a paradigm. Don't drill 3rd-decl. genitive yet beyond what appears in chapter (e.g. pater Mārcī is fine; patris Mārcī would be over-reaching).

Adjectives: meus -a -um, tuus -a -um, antīquus -a -um, novus -a -um, cēterī -ae -a (the rest, pl.).

Numbers: centum (100). Plus duae (fem. duo) and tria (neut.).

Particles/grammar terms: -que (and, enclitic), quis? quae? quī? cuius? quot?, masculīnum, fēminīnum, neutrum, genetīvus.

Grammar introduced in Cap. II

1. Genitive case (singular and plural):

   • 1st decl. fem.: gen. sg. -ae, gen. pl. -ārum (ancillae → ancillārum)
   • 2nd decl. masc.: gen. sg. -ī, gen. pl. -ōrum (servī → servōrum)
   • 2nd decl. neut.: gen. sg. -ī, gen. pl. -ōrum (vocābulī → vocābulōrum)
   • Use: possession ("of X"), and after a quantity word: numerus servōrum = number of slaves.
   • Critical contrast: gen. sg. -ae (fem.) IS THE SAME FORM as nom. pl. -ae (fem.). Disambiguate by context.
   • Critical contrast: gen. sg. -ī (masc/neut) IS THE SAME FORM as nom. pl. -ī (masc.). Use context.

2. Gender system formally named: masculīnum (-us), fēminīnum (-a), neutrum (-um).

3. Enclitic -que: appended to second of two items joined: Mārcus Iūliaque = Mārcus et Iūlia. Often interchangeable with et but flavor: -que binds tightly.

4. Possessive adjectives: meus, tuus — agree like 1st/2nd decl. adjs. with the noun possessed (not the possessor).

   • servus meus, ancilla mea, oppidum meum, servī meī, ancillae meae, oppida mea

5. Interrogatives:

   • quis? (who? m./f.) — quis est Mārcus?
   • quae? (who? f.; what? n. pl.) — quae est Iūlia?
   • quī? (who? m. pl.) — quī sunt fīliī Iūliī?
   • cuius? (whose? gen. sg., all genders) — cuius servus est Dāvus?
   • quot? (how many? indeclinable) — quot līberī?

6. Numbers with gender: duo virī, duae ancillae, duo oppida; trēs virī, trēs ancillae, tria oppida. (duo and trēs inflect; ūnus already known to inflect.)

7. 2nd-decl. -er nouns — two patterns:

   • Drops -e- in oblique: liber, librī, librō (and magister, magistrī).
   • Keeps -e-: puer, puerī, puerō; vir, virī, virō.
   • No rule predicts which — must be memorized per word.

8. Genitive of proper names (drill explicitly): Iūlius → Iūliī; Aemilia → Aemiliae; Mārcus → Mārcī; Quīntus → Quīntī.

Common error patterns

• Genitive vs. nom. pl. confusion: student parses fīliī as gen. sg. when it's nom. pl. (or vice versa). Always disambiguate by what's around it.
• Possessive doesn't match the noun's gender: e.g. familia meus — wrong, must be familia mea (fem.).
• Missing -ōrum in gen. pl.: student says "of the slaves" as servī (gen. sg.) — must be servōrum.
• Gender of liber: it's masculine despite ending in -er; gen. is librī. Easy trap.
• Wrong gender of duo: student says duo ancillae — should be duae ancillae.
• -er paradigm cross-contamination: dropping the e in puer (*prī) by analogy with liber → librī, or keeping it in liber (*liberī). Memorize per word.
• Overusing et: Mārcus et Quīntus et Iūlia is grammatical but Ørberg prefers -que on the last item: Mārcus, Quīntus Iūliaque.
• Confusing quī? (m. pl.) with quis? (sg.): quis est? (one person) vs. quī sunt? (multiple men).
• cuius is invariant: students invent *cuiae by analogy with adjective endings — wrong; cuius covers all genders.

Exercise menu

1. Genitive drill: "Give gen. sg. and gen. pl. of puella." → puellae, puellārum.
2. Possession question: "How do you say 'the master of the slaves'?" → dominus servōrum.
3. PENSVM A fill-in: "Aemilia est māter Mārc___ et Quīnt___ et Iūli___." (answer: -ī, -ī, -ae)
4. PENSVM C Q&A: "Cuius pater est Iūlius?" → Iūlius pater Mārcī et Quīntī et Iūliae est.
5. Vocab fill (PENSVM B): "Mēdus et Dāvus duo ___ sunt." → servī.
6. Spot the error: "Numerus ancillae magnus est." → should be ancillārum (gen. pl., to mean "the number of slave-girls").
7. Possessive agreement: "How would Iūlia say 'my mother'?" → māter mea.
8. Parse: present a word in context and ask for case + number (+ gender if ambiguous).
9. Family-tree Q&A: "Quis est pater Mārcī?" → Iūlius. "Quot līberī sunt in familiā Iūliī?" → trēs līberī sunt.
10. -er paradigm contrast: produce gen. sg. of puer, vir, liber side-by-side → puerī, virī, librī (note liber drops e).
11. -que rewrite drill: rewrite "Mārcus et Iūlia et Quīntus" using -que → Mārcus, Iūlia Quīntusque.
12. Number-with-noun agreement: "two girls, two boys, two towns" → duae puellae, duo puerī, duo oppida.

Session start

Bare (/llpsi-c2): "Cap. II — Familia Romana. Focus: genitive sg/pl, gender (m/f/n), meus/tuus, and the new question words. Begin?" Then go.

With topic: jump straight in.

After ~6–8 items, offer to continue, switch topic, or move on.