📚 Year 7 CIE Spanish: Formula & Theorem Quick-Reference Handbook | CIE 七年级西班牙语：公式定理速查手册
Mastering Spanish in Year 7 means understanding not just vocabulary, but the structural formulas that hold the language together. Just like in mathematics, Spanish grammar follows predictable theorems and patterns. This quick-reference handbook collects the essential ‘formulas’ for present tense conjugation, gender and number agreement, sentence negation, question formation, and high-frequency constructions such as the near future. Keep these rules at hand, and you will unlock the ability to build correct sentences with confidence.
掌握七年级西班牙语的关键不仅在于词汇，更在于理解把语言连接在一起的结构公式。就像数学一样，西班牙语语法遵循可预测的定理和模式。本速查手册收集了现在时变位、阴阳性与单复数一致、否定句式、提问方式以及像“即将做某事”这样的高频结构等基本“公式”。牢记这些法则，你就能自信地构建正确的句子。
1. The Verb SER (to be) – Identity & Characteristics | 动词 SER（是）——身份与特征
In Spanish, the verb SER is used to express permanent or defining characteristics, inherent qualities, nationality, profession, origin, time of day, and the material something is made of. It is one of the two verbs meaning ‘to be’. Its present tense conjugation is highly irregular and must be memorised as a theorem.
在西班牙语中，动词 SER 用于表达永久性或定义性特征、本质属性、国籍、职业、来源、时刻以及物品的材质。它是两个表示“是”的动词之一。其现在时变位极不规则，必须当作一条定理来背诵。
| Pronoun (Subject) | SER conjugation |
|---|---|
| yo | soy |
| tú | eres |
| él/ella/usted | es |
| nosotros/nosotras | somos |
| vosotros/vosotras | sois |
| ellos/ellas/ustedes | son |
Formula: Subject + SER + [identity/characteristic]
公式：主语 + SER + [身份/特征]
Examples: Yo soy estudiante. (I am a student.) Ellos son de México. (They are from Mexico.) La mesa es de madera. (The table is made of wood.) Son las dos. (It is two o’clock.)
例句：Yo soy estudiante.（我是学生。）Ellos son de México.（他们来自墨西哥。）La mesa es de madera.（桌子是木制的。）Son las dos.（现在两点了。）
2. The Verb ESTAR (to be) – Location & States | 动词 ESTAR（在/处于）——位置与状态
ESTAR is the second verb for ‘to be’. It expresses temporary conditions, emotions, locations, and ongoing actions (with the gerund). The conjugation is irregular but has a distinct pattern.
ESTAR 是表示“是/在”的第二个动词。它表达临时的状态、情绪、位置以及正在进行的动作（与副动词连用）。其变位虽然不规则，但有独特的模式。
| Subject | ESTAR conjugation |
|---|---|
| yo | estoy |
| tú | estás |
| él/ella/usted | está |
| nosotros/nosotras | estamos |
| vosotros/vosotras | estáis |
| ellos/ellas/ustedes | están |
Location Formula: Subject + ESTAR + en + [place]
位置公式：主语 + ESTAR + en + [地点]
State formula: Subject + ESTAR + [adjective/gerund]. E.g., Estoy cansado. (I am tired.) El libro está en la mochila. (The book is in the backpack.) Estamos estudiando. (We are studying.)
状态公式：主语 + ESTAR + [形容词/副动词]。例如：Estoy cansado.（我很累。）El libro está en la mochila.（书在背包里。）Estamos estudiando.（我们正在学习。）
3. Regular -AR Verbs: Present Tense Conjugation Formula | 规则 -AR 动词现在时变位公式
The largest family of Spanish verbs ends in -AR (e.g., hablar – to speak, estudiar – to study). Their present tense conjugation follows a precise mathematical pattern: remove the -AR infinitive ending and add the corresponding endings.
西班牙语中最大的动词家族以 -AR 结尾（例如 hablar——说，estudiar——学习）。它们的现在时变位遵循精确的数学模式：去掉不定式词尾 -AR，然后加上对应的词尾。
Theorem for -AR verbs: [stem] + o, as, a, amos, áis, an
-AR 动词定理：[词干] + o, as, a, amos, áis, an
| Subject | Ending | Hablar example |
|---|---|---|
| yo | -o | hablo |
| tú | -as | hablas |
| él/ella/usted | -a | habla |
| nosotros/nosotras | -amos | hablamos |
| vosotros/vosotras | -áis | habláis |
| ellos/ellas/ustedes | -an | hablan |
Apply this formula to any regular -AR verb: bailar → bailo, bailas, baila, bailamos, bailáis, bailan. Note the accent on the vosotros form. This is a foundational theorem for all present tense communication.
将此公式应用于任何规则 -AR 动词：bailar → bailo, bailas, baila, bailamos, bailáis, bailan。注意 vosotros 形式上的重音符号。这是所有现在时交流的基础定理。
4. Regular -ER and -IR Verbs: Present Tense Conjugation Patterns | 规则 -ER 和 -IR 动词现在时变位模式
Verbs ending in -ER (comer – to eat) and -IR (vivir – to live) share similar patterns, differing only in the nosotros and vosotros forms. These are essential formulas.
以 -ER（comer——吃）和 -IR（vivir——居住）结尾的动词有着相似的模式，区别仅在于 nosotros 和 vosotros 形式。这些都是必不可少的公式。
-ER theorem: [stem] + o, es, e, emos, éis, en
-ER 定理：[词干] + o, es, e, emos, éis, en
-IR theorem: [stem] + o, es, e, imos, ís, en
-IR 定理：[词干] + o, es, e, imos, ís, en
| Subject | Comer (-ER) | Vivir (-IR) |
|---|---|---|
| yo | como | vivo |
| tú | comes | vives |
| él/ella/usted | come | vive |
| nosotros/nosotras | comemos | vivimos |
| vosotros/vosotras | coméis | vivís |
| ellos/ellas/ustedes | comen | viven |
Sentence construction formula: Subject + [conjugated verb] + complement. E.g., Nosotros comemos pizza los viernes. (We eat pizza on Fridays.) Ellos viven en Londres. (They live in London.) Master these endings and you can handle most regular verbs.
造句公式：主语 + [变位动词] + 补语。例如：Nosotros comemos pizza los viernes.（我们每周五吃披萨。）Ellos viven en Londres.（他们住在伦敦。）掌握这些词尾，你就能处理大多数规则动词。
5. Noun-Adjective Agreement Rule (Gender and Number) | 名词-形容词性数一致规则
In Spanish, every noun has a gender (masculine or feminine) and a number (singular or plural). Adjectives and articles must match the noun in both gender and number. This is a non-negotiable grammatical theorem.
在西班牙语中，每个名词都有性（阳性或阴性）和数（单数或复数）。形容词和冠词必须在性和数上与名词保持一致。这是一条不容协商的语法定理。
Agreement Theorem: Article / Adjective → agrees with Noun in gender & number
一致定理：冠词/形容词 → 在性与数上与名词一致
General patterns: Masculine nouns often end in -o, -l, -r; feminine often end in -a, -ción, -dad. Adjectives ending in -o change to -a for feminine, and add -s or -es for plural. E.g., el libro rojo (the red book) → los libros rojos; la casa blanca (the white house) → las casas blancas. Some adjectives ending in -e or consonant are invariable in gender but still mark number: el chico inteligente → los chicos inteligentes.
一般模式：阳性名词常以 -o、-l、-r 结尾；阴性常以 -a、-ción、-dad 结尾。以 -o 结尾的形容词在阴性形式变为 -a，复数加 -s 或 -es。例如：el libro rojo → los libros rojos；la casa blanca → las casas blancas。一些以 -e 或辅音结尾的形容词在性上不变，但仍要变复数：el chico inteligente → los chicos inteligentes。
6. The Definite and Indefinite Articles Theorem | 定冠词与不定冠词定理
Articles precede nouns and must match in gender and number exactly. There are four definite articles (the) and four indefinite articles (a/an, some).
冠词位于名词之前，必须严格保持性数一致。定冠词（the）有四种形式，不定冠词（a/an、some）也有四种。
| Masculine Singular | Masculine Plural | Feminine Singular | Feminine Plural | |
|---|---|---|---|---|
| Definite | el | los | la | las |
| Indefinite | un | unos | una | unas |
Theorem: Every noun must be introduced by an article that matches its gender and number, unless replaced by a possessive or demonstrative. Unos/unas can translate as ‘some’. Example: un perro (a dog), unas chicas (some girls), los cuadernos (the notebooks).
定理：每个名词都必须由与其性数一致的冠词引导，除非被物主形容词或指示词替代。Unos/unas 可译为“一些”。例子：un perro（一条狗），unas chicas（一些女孩），los cuadernos（那些笔记本）。
7. Subject Pronouns and Their Matching Conjugations | 主语代词及其对应变位
Subject pronouns are the foundation of verb conjugation. Each pronoun maps directly onto a set of verb endings. This mapping is a theorem you must memorise.
主语代词是动词变位的基础。每个代词直接对应一套动词词尾。这种映射关系是必须熟记的定理。
Pronoun ↔ Conjugation Mapping Theorem
代词 ↔ 变位映射定理
- yo (I) – 1st person singular
- tú (you, informal singular) – 2nd person singular
- él/ella/usted (he/she/you formal singular) – 3rd person singular
- nosotros/nosotras (we) – 1st person plural
- vosotros/vosotras (you, informal plural) – 2nd person plural
- ellos/ellas/ustedes (they/you formal plural) – 3rd person plural
Notice that in Latin American Spanish, ‘ustedes’ replaces ‘vosotros’ for all plural ‘you’ uses. The verb endings are determined by the person and number. E.g., for -AR verbs: yo hablo, tú hablas, él habla, nosotros hablamos, vosotros habláis, ellos hablan. The matching is invariable.
注意在拉丁美洲西班牙语中，“ustedes” 替代 “vosotros” 用于所有复数“你/你们”。动词词尾由人称和数决定。例如 -AR 动词：yo hablo, tú hablas, él habla, nosotros hablamos, vosotros habláis, ellos hablan。这种匹配是固定不变的。
8. Forming Negatives: The ‘No’ Placement Law | 否定句式：’No’ 的放置法则
To make a sentence negative in Spanish, simply place ‘no’ directly before the conjugated verb. This single placement rule works for nearly all tenses and moods, making it one of the simplest and most powerful theorems in the language.
在西班牙语中，要构成否定句，只需将 “no” 直接放在变位动词之前。这一条放置法则几乎适用于所有时态和语式，是语言中最简单也最强大的定理之一。
Negation Formula: Subject + NO + conjugated verb + rest
否定公式：主语 + NO + 变位动词 + 其余部分
Examples: Yo no hablo francés. (I do not speak French.) Ellos no están en casa. (They are not at home.) No me gusta el café. (I don’t like coffee.) Note that in Spanish, double negatives are grammatically correct: No tengo nada. (I have nothing.)
例句：Yo no hablo francés.（我不说法语。）Ellos no están en casa.（他们不在家。）No me gusta el café.（我不喜欢咖啡。）注意在西班牙语中，双重否定是符合语法的：No tengo nada.（我什么都没有。）
9. Asking Questions: The Inversion and Tag Formulas | 提问：倒装与句尾短语公式
Yes/no questions in Spanish can be formed by three main formulas. The intonation method raises the voice at the end; the inversion formula swaps the subject and verb; and tag questions add ¿verdad? or ¿no? at the end. These are reliable patterns for any beginner.
西班牙语中的是非问句可由三种主要公式构成。语调法在句末升高音调；倒装公式交换主语和动词的位置；附加疑问句则在句末加上 ¿verdad? 或 ¿no?。这些是任何初学者的可靠句式。
Question Theorem: ¿ [Verb] + [Subject] + [complement] ?
疑问定理：¿ [动词] + [主语] + [补语] ?
Inversion example: ¿Hablas tú español? (Do you speak Spanish?) Tag formula: Hablas español, ¿verdad? (You speak Spanish, right?) Information questions use a question word (qué, cómo, dónde, cuándo, por qué, quién) before the verb: ¿Dónde vives? (Where do you live?) Remember the upside-down question mark at the start.
倒装例子：¿Hablas tú español?（你说西班牙语吗？）附加公式：Hablas español, ¿verdad?（你说西班牙语，对吧？）信息疑问句在动词前使用疑问词（qué, cómo, dónde, cuándo, por qué, quién）：¿Dónde vives?（你住在哪里？）记住句首的倒问号。
10. Expressing Future with ‘IR a + Infinitive’ (The Going-to Formula) | 使用 ‘IR a + 不定式’ 表达未来（即将做公式）
One of the most useful formulas for Year 7 is the near future construction. It is formed with the verb IR (to go) conjugated in the present tense, plus the preposition ‘a’, plus an infinitive verb. This expresses an action that is going to take place soon.
对七年级学生来说最有用的公式之一就是即将做某事的结构。它由动词 IR（去）的现在时变位、介词 ‘a’ 和一个动词不定式组成，表达即将发生的动作。
Near Future Theorem: IR (conjugated) + a + Infinitive
近将来时定理：IR（变位）+ a + 不定式
IR conjugation: voy, vas, va, vamos, vais, van. Examples: Voy a estudiar. (I am going to study.) ¿Vas a comer? (Are you going to eat?) Ellos van a jugar al fútbol. (They are going to play football.) This formula allows learners to talk about the future without learning the future tense.
IR 变位：voy, vas, va, vamos, vais, van。例子：Voy a estudiar.（我要学习了。）¿Vas a comer?（你要吃饭吗？）Ellos van a jugar al fútbol.（他们要去踢足球。）这个公式让学习者无需学习将来时态就能谈论未来。
11. Key Adjective Endings and Placement Laws | 关键形容词词尾与位置法则
Adjectives in Spanish usually follow the noun, but a subset of high-frequency adjectives (bueno, malo, grande, pequeño, nuevo) often come before. The ‘e’ and consonant-ending adjectives have a simplified pattern: they only change for plural, not gender. These are essential theorems for accurate description.
西班牙语中形容词通常置于名词之后，但一部分高频形容词（bueno, malo, grande, pequeño, nuevo）常前置。以 -e 和辅音结尾的形容词有个简化模式：它们只在数上变化，性上不变。这些是准确描述所必需的定理。
Adjective Placement Rule: Descriptive adjectives after noun; limiting/shortened adjectives before.
形容词位置法则：描述性形容词置于名词后；限定性/短尾形容词置于前。
Bueno → buen (before masculine singular noun): un buen libro. Malo → mal: un mal día. Grande → gran: una gran idea. Plural agreement: los libros interesantes, las preguntas difíciles. Adjectives of nationality also change gender: mexicano/mexicana. Memorise these patterns and your writing will immediately become more natural.
Bueno → buen（阳性单数名词前）：un buen libro。Malo → mal：un mal día。Grande → gran：una gran idea。复数一致：los libros interesantes, las preguntas difíciles。国籍形容词也需变性：mexicano/mexicana。记住这些模式，你的表达会立刻变得更加自然。
12. Numbers, Dates, and Time Expressions: Fixed Patterns | 数字、日期与时间表达：固定模式
Dates, times, and numbers in Spanish follow invariant formulas. For telling time, use ‘Es la una’ for one o’clock and ‘Son las’ + number for other hours. Dates use ‘el’ + cardinal number + ‘de’ + month. These are rigid mathematical theorems.
西班牙语中的日期、时间和数字遵循不变的公式。表达时间时，一点钟用 ‘Es la una’，其余小时用 ‘Son las’ + 数字。日期则使用 ‘el’ + 基数词 + ‘de’ + 月份。这些都是严格的数学式定理。
Time Formula: Es la una / Son las [hour] (y/menos [minutes])
时间公式：Es la una / Son las [小时] (y/menos [分钟])
Examples: Son las tres y cuarto. (It is quarter past three.) Es la una y media. (It is half past one.) Date formula: Hoy es el 5 de mayo. (Today is the 5th of May.) For the first of the month, ‘primero’ is used: el primero de enero. Numbers 1-15 must be memorised: uno, dos, tres, cuatro, cinco, seis, siete, ocho, nueve, diez, once, doce, trece, catorce, quince. From 16 onwards: dieciséis, diecisiete, etc. These fixed sequences ensure precise communication.
例子：Son las tres y cuarto.（三点十五分。）Es la una y media.（一点半。）日期公式：Hoy es el 5 de mayo.（今天是五月五日。）每个月的第一天用 ‘primero’：el primero de enero。数字 1-15 必须熟记：uno, dos, tres, cuatro, cinco, seis,
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