Verbs
以下是动词常用的语法表格，供阅读时参考；所有表格内容都应该尽量记忆，但大部分无需死记硬背，而是应当以理解的方式记住并应用。
请注意动词通常包含多个构词元素，仅考虑词尾是不够的，需要综合考虑前缀、词根、中缀、词干元音、后缀、时态标记、词尾（虽然这些构词元素不可能同时全部出现）。
Personal Endings
以下是动词 indicative, subjunctive 使用的全部3套人称词尾，所有谓语动词都必须以人称词尾结束：
| person & number | active | passive | perfect active |
|---|---|---|---|
| 1st sg | -ō/-m | -or/-r | -ī |
| 2nd sg | -s | -ris/-re | -istī |
| 3rd sg | -t | -tur | -it |
| 1st pl | -mus | -mur | -imus |
| 2nd pl | -tis | -minī | -istis |
| 3rd pl | -nt | -ntur | -ērunt/-ēre |
以下是动词 imperative 使用的人称词尾，空白表示此形式不存在，-φ 表示零词尾：
| person & number | present active | present passive | future active | future passive |
|---|---|---|---|---|
| 2nd sg | -φ | -re | -tō | -tor |
| 3rd sg | -tō | -tor | ||
| 2nd pl | -te | -minī | -tōte | |
| 3rd pl | -ntō | -ntor |
Tense Marks
以下是动词的时态标记，请注意现在时系统的时态标记与变位法有关；-φ- 表示零标记：
| tense system: conjugation | past | now | coming |
|---|---|---|---|
| pres sys: 1st, 2nd conj | -bā- | -φ- | -bi- |
| pres sys: 3rd, 4th conj | -ēbā- | -φ- | -a-/-ē- |
| perf sys | -era- | -φ- | -eri- |
5 Ways for Perfect Stem
以下是5种表示 perfect stem 的方式，外加第6种特殊方式：
| number | name | examples |
|---|---|---|
| 1st | u, v for perfect | habuī, vocāvī |
| 2nd | s, x for perfect | scrīpsī, rēxī |
| 3rd | reduplication | cecinī, tetigī |
| 4th | ablaut | cēpī, fēcī |
| 5th | root (lengthened) | vīdī, vīcī |
| 6th | suppletion | tulī, fuī |
Principal Parts (Dictionary Forms)
以下是动词原形的标准形式：
| 1st principal part | 2nd principal part | 3rd principal part | 4th principal part | |
|---|---|---|---|---|
| parse | 1st sg pres ind act | pres act inf | 1st sg perf ind act | perf pass part |
| stem | pres stem | pres stem | perf stem | perf pass stem |
| example | vocō (I call) | vocāre (to call) | vocāvī (I called/have called) | vocātus (having been called) |
Conjugations
以下是变位法的判断标准，请注意括号内形式为中动动词：
| conjugation | 1st principal part | 2nd principal part |
|---|---|---|
| 1st conj | -ō (-or) | -āre (-ārī) |
| 2nd conj | -eō (-eor) | -ēre (-ērī) |
| 3rd conj | -ō (-or) | -ere (-ī) |
| 3rd conj -iō | -iō (-ior) | -ere (-ī) |
| 4th conj | -iō (-ior) | -īre (-īrī) |
Voice
以下是不同语态（主/被动）的表示方法：
| tense system: tense | present | passive |
|---|---|---|
| pres sys: present | active personal endings | passive personal endings |
| pres sys: imperfect | active personal endings | passive personal endings |
| pres sys: future | active personal endings | passive personal endings |
| perf sys: perfect | perfect active personal endings | periphrastic perfect passive |
| pref sys: pluperfect | active personal endings | periphrastic perfect passive |
| perf sys: future perfect | active personal endings | periphrastic perfect passive |
Participles
以下是分词的结构，请注意间隔元音在例子中的体现，以及词尾展示的变格法特征：
| participle | suffix & endings | example |
|---|---|---|
| present active participle | -n(t)s, -ntis | agens, agentis |
| perfect passive participle | -tus, -ta, -tum | actus, acta, actum |
| future active participle | -tūrus, tūra, -tūrum | actūrus, actūra, actūrum |
| future passive participle | -ndus, -nda, -ndum | agendus, agenda, agendum |
Infinitives
以下是动词不定式的全部结构，请注意如使用 participle，需根据修饰对象改变 gender, number, case：
| infinitive | ending | examples |
|---|---|---|
| present active infinitive | present stem - re | vocāre |
| present passive infinitive | present stem - rī; root - ī (3rd conj) | vocārī; agī |
| perfect active infinitive | perfect stem - īsse | vocāvīsse |
| perfect passive infinitive | perfect passive participle + esse | vocātus esse |
| future active infinitive | future active participle + esse | vocātūrus esse |
Copula
以下是be动词的谓语动词形式，空白表示无此形式：
| tense | 1st sg | 2nd sg | 3rd sg | 1st pl | 2nd pl | 3rd pl |
|---|---|---|---|---|---|---|
| pres ind | sum | es | est | sumus | estis | sunt |
| imperf ind | eram | erās | erat | erāmus | erātis | erant |
| fut ind | erō | eris | erit | erimus | eritis | erunt |
| perf ind | fuī | fuistī | fuit | fuimus | fuistis | fuērunt/fuēre |
| plup ind | fueram | fuerās | fuerat | fuerāmus | fuerātis | fuerant |
| futperf ind | fuerō | fueris | fuerit | fuerimus | fueritis | fuerint |
| pres subj | sim | sīs | sit | sīmus | sītis | sint |
| imperf subj | essem | essēs | esset | essēmus | essētis | essent |
| perf subj | fuerim | fueris | fuerit | fuerimus | fueritis | fuerint |
| plup subj | fuissem | fuissēs | fuisset | fuissēmus | fuissētis | fuissent |
| present imperat | es | este | ||||
| future imperat | estō | estō | estōte | suntō |
以下是be动词所有 infinitive 形式；古典拉丁语仅有 future active 这一种 participle，参见表格 future active infinitive 形式；若使用 participle 构成 infinitive，则需要考虑 participle 的形式变化：
| infinitive | structure |
|---|---|
| present active infinitive | esse |
| perfect active infinitive | fuisse |
| future active infinitive | futūrus esse, fore |
来古典猫学拉丁语，更高效，更高分！