Solucionario completo del libro de Inglés 1 ESO Oxford (serie Spectrum) con todos los ejercicios resueltos. En 1º de la ESO se trabajan las bases del inglés: verb to be, Present Simple, Present Continuous, Past Simple y vocabulario esencial. Aquí encontrarás grammar exercises, vocabulary y reading comprehension con explicaciones en español.
En este solucionario de Inglés 1 ESO Oxford encontrarás ejercicios interactivos de grammar con autocorrección, resúmenes de teoría y soluciones paso a paso. Todo adaptado al currículo oficial de 1º ESO.
👆 Haz click en un tema del índice de arriba para ver los ejercicios resueltos, la teoría resumida y la autoevaluación interactiva.
Tema 1 — Verb to be — Present Simple
The verb to be (am, is, are) is used to talk about identity, age, nationality and feelings. I am, you are, he/she/it is, we/they are. Negative: add not. Questions: invert subject and verb.
Key concepts:
Affirmative: I am / You are / He-She-It is / We-They are
💡 Pista: Add "not" after "is", or use contraction.
📝 Ver solución paso a paso
Paso 1He **isn't** tired / He **is not** tired
Ejercicio 5Avanzado
Make a question: "They are happy." → "___ they happy?"
💡 Pista: Invert subject and verb.
📝 Ver solución paso a paso
Paso 1**Are** they happy?
Ejercicio 6Avanzado
Answer: "Is Anna a student?" → "Yes, ___"
💡 Pista: Short answer: Yes + pronoun + verb
📝 Ver solución paso a paso
Paso 1Yes, **she is**.
Tema 2 — There is / There are — Articles
There is (singular) and there are (plural) express existence. Articles: a/an (indefinite, first mention), the (definite, specific). Use a before consonant sounds, an before vowel sounds.
Key concepts:
There is + singular: There is a book on the table
There are + plural: There are three cats
a before consonant sounds: a car, a university
an before vowel sounds: an apple, an hour
the for specific things: the sun, the book I told you about
Tema 3 — Have got — Possessives
Have got expresses possession. I/You/We/They have got, He/She/It has got. Negative: haven’t got / hasn’t got. Possessives: my, your, his, her, its, our, their.
Key concepts:
Have got: I have got = I’ve got
Has got: She has got = She’s got
Possessive adjectives: my, your, his, her, its, our, their
The Present Simple describes habits, routines and general truths. Add -s/-es for he/she/it. Use do/does for questions and negatives: Do you play? She doesn’t like…
Key concepts:
3rd person -s: he plays, she watches, it goes
-es after s, sh, ch, x, o: watches, goes
consonant + y → -ies: study → studies
Questions: Do/Does + subject + base form
Negatives: don’t/doesn’t + base form
0/6 ejercicios completados
Ejercicio 1Básico
Complete: "She ___ (play) tennis every day."
💡 Pista: She = 3rd person → add -s
📝 Ver solución paso a paso
Paso 1She + Present Simple → **plays**
Ejercicio 2Básico
Complete: "They ___ (listen) music."
💡 Pista: They = plural → base form (no -s)
📝 Ver solución paso a paso
Paso 1They + base form → **listen**
Ejercicio 3Intermedio
Make negative: "He eatss every morning." → "He ___ every morning."
💡 Pista: Use doesn't + base form (no -s!)
📝 Ver solución paso a paso
Paso 1He **doesn't eat** every morning.
Ejercicio 4Intermedio
Make a question: "You read football." → "___ you read football?"
💡 Pista: Use Do/Does + subject + base form
📝 Ver solución paso a paso
Paso 1**Do** you read football?
Ejercicio 5Avanzado
Complete: "He ___ (do) to school by bus."
💡 Pista: He = 3rd person. What happens to "do"?
📝 Ver solución paso a paso
Paso 1He + 3rd person → **does**
Ejercicio 6Avanzado
Complete: "___ she love chocolate?" — "Yes, she ___."
💡 Pista: She = 3rd person → Does for questions
📝 Ver solución paso a paso
Paso 1**Does** she love chocolate? Yes, she **does**.
Tema 5 — Present Continuous
The Present Continuous (am/is/are + verb-ing) describes actions happening now or temporary situations. Spelling rules: drop final -e (make→making), double consonant (run→running).
Key concepts:
Form: am/is/are + verb-ing
Now markers: now, right now, at the moment
-e drop: make → making, write → writing
Double consonant: run → running, swim → swimming
-ie → -ying: lie → lying, die → dying
Tema 6 — Can / Can’t — Abilities
Can expresses ability or permission. Same form for all persons. Negative: can’t (cannot). Questions: Can you swim?
Key concepts:
Ability: I can swim. She can play the piano.
Permission: Can I go to the toilet?
Negative: can’t = cannot
No -s for 3rd person: He can (NOT «he cans»)
Questions: Can + subject + base form?
Tema 7 — Countable and uncountable nouns — Some/Any
Countable nouns can be counted (a book, two books). Uncountable nouns cannot (water, music). Use some in affirmative, any in negative and questions. How much for uncountable, how many for countable.
Key concepts:
Countable: a book, two books, three apples
Uncountable: water, bread, information, music
Some: affirmative sentences (I have some milk)
Any: negatives and questions (Do you have any milk?)
How much/How many: How much water? How many books?
Tema 8 — Past Simple — Regular verbs
The Past Simple of regular verbs: add -ed (played, watched). Spelling: consonant + y → -ied (studied), double consonant (stopped). Use did for questions, didn’t for negatives.
Key concepts:
Regular -ed: play → played, work → worked
-e + -d: live → lived, dance → danced
consonant + y → -ied: study → studied, try → tried
Irregular verbs have unique past forms that must be memorized: go→went, have→had, see→saw, eat→ate, make→made, take→took, give→gave, come→came, know→knew, think→thought.
Key concepts:
go → went, see → saw, eat → ate
have → had, make → made, take → took
come → came, know → knew, think → thought
buy → bought, bring → brought, teach → taught
write → wrote, read → read, run → ran
Tema 10 — Comparative and superlative adjectives
Comparatives: short adjectives add -er (taller), long adjectives use «more» (more expensive). Superlatives: -est (the tallest) or «the most» (the most expensive). Irregular: good→better→best, bad→worse→worst.
Key concepts:
Short adj + -er: tall → taller, big → bigger
Long adj: more + adj: expensive → more expensive
Superlative short: the + adj-est: the tallest
Superlative long: the most + adj: the most beautiful
💡 Pista: Short → the + adj-est. Long → the most + adj.
📝 Ver solución paso a paso
Paso 1**the fastest**
Ejercicio 3Intermedio
Complete: "A car is ___ (fast) than a bicycle."
💡 Pista: fast is short → add -er
📝 Ver solución paso a paso
Paso 1fast → **faster** than
Ejercicio 4Intermedio
Comparative of "good"
💡 Pista: Good is irregular!
📝 Ver solución paso a paso
Paso 1good → **better** (irregular)
Ejercicio 5Avanzado
Superlative of "bad"
💡 Pista: Bad is irregular!
📝 Ver solución paso a paso
Paso 1bad → worse → **the worst** (irregular)
Ejercicio 6Avanzado
Complete: "This is ___ (interesting) book I have ever read."
💡 Pista: "Interesting" is a long adjective.
📝 Ver solución paso a paso
Paso 1**the most interesting** (long adjective → the most)
Tema 11 — Future: going to
Going to (am/is/are + going to + verb) expresses future plans and intentions. I’m going to study tonight. She’s going to travel next week.
Key concepts:
Form: am/is/are + going to + base verb
Plans: I’m going to visit my grandma
Predictions (evidence): Look at those clouds. It’s going to rain.
Negative: I’m not going to play
Questions: Are you going to come?
Tema 12 — Vocabulary and Reading Comprehension
Reading comprehension strategies: scan for specific information, skim for general idea, use context clues for unknown vocabulary. Vocabulary topics: family, school, food, sports, clothes, house, weather.
Key concepts:
Scanning: buscar información específica
Skimming: captar la idea general
Context clues: deducir significado por contexto
Word families: play/player/playful
Cognates: palabras similares en español e inglés
How to use this workbook
First read the grammar explanation, then try the interactive exercises. In English, practice is everything: write your own sentences using each grammar point before checking the solutions. For vocabulary, create flashcards with the new words.