Gramática Esencial en Inglés: Condicionales, Preposiciones y Verbos Irregulares

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Estructuras Condicionales en Inglés (Conditionals)

Zero Conditional

Uso: Se utiliza con Present Simple siempre para expresar hechos universales o algo que siempre es cierto, así como para dar órdenes.

First Conditional

Estructura: If + Present Simple... will + Infinitive (ejemplos: will study, will go, will be).

Ejemplo: Si estudio, aprobaré (If I study, I will pass).

Second Conditional

Estructura: If + Past Simple (ejemplos: I studied, won, went)... would + Infinitive (ejemplos: would have, would go...).

Ejemplo: Si yo estudiara, yo aprobaría (If I studied, I would pass).

Third Conditional

Estructura: If + Past Perfect (3.ª columna o regular con -ed: I had studied, I had gone...)... would have + Past Participle (I would have + 3.ª columna o regular con -ed).

Ejemplo: Si hubiera estudiado, habría aprobado (If I had studied, I would have passed).

Preposiciones Comunes y Adjetivos

  • About: sorry about (apenado de / por), worried about (preocupado por).
  • For: early/late for (pronto/tarde para), sorry for (apenado por).
  • To: be used to (acostumbrado a), married to (casado con).
  • At: bad at (malo en).
  • Of: afraid of (asustado de / temeroso de).
  • With: angry with (enfadado con).

Verbos con Preposición Dependiente

agree with (estar de acuerdo con), depend on (depender de), dream about (soñar con), laugh at (reírse de), listen to (escuchar a), look at (mirar a), look for (buscar), speak to (hablar con), wait for (esperar a), write to (escribir a).

Pronombres Relativos (Relative Pronouns)

  • Who, that: Se usan para personas. Entre comas (non-defining clauses) no se usa that.
  • Which, that: Se usan para objetos o cosas. Entre comas no se usa that.
  • Whose: Expresa posesión.
  • Where: Hace referencia a un lugar.
  • When: Hace referencia al tiempo.
  • Omisión del relativo: Cuando hay otro sujeto en la oración de relativo, se puede omitir o poner entre paréntesis. Ejemplo: the fish (which) we had for dinner (donde we actúa como sujeto).

Repaso de Reglas de Relativos

  • Who, that: Personas. Entre comas no se usa that.
  • Which, that: Objetos. Entre comas no se usa that.
  • Whose: Posesión.
  • Where: Lugar.
  • When: Tiempo.
  • Nota sobre omisión: Cuando hay otro sujeto se pone entre paréntesis: the fish (which) we had for dinner (we = sujeto).

Lista de Verbos Irregulares (Irregular Verbs)

Base FormPast SimplePast Participle
bewas / werebeen
beatbeatbeaten
becomebecamebecome
beginbeganbegun
bendbentbent
bindboundbound
bitebitbitten
bleedbledbled
blowblewblown
breakbrokebroken
bringbroughtbrought
buildbuiltbuilt
burnburntburnt
buyboughtbought
catchcaughtcaught
choosechosechosen
comecamecome
costcostcost
cutcutcut
dealdealtdealt
digdugdug
dodiddone
drawdrewdrawn
dreamdreamt / dreameddreamt / dreamed
drinkdrankdrunk
drivedrovedriven
eatateeaten
fallfellfallen
feedfedfed
feelfeltfelt
fightfoughtfought
findfoundfound
flyflewflown
forgetforgotforgotten
forgiveforgaveforgiven
freezefrozefrozen
getgotgot / gotten
givegavegiven
gowentgone
grindgroundground
growgrewgrown
hanghung / hangedhung / hanged
havehadhad
hearheardheard
hidehidhidden
hithithit
holdheldheld
hurthurthurt
keepkeptkept
knowknewknown
laylaidlaid
leadledled
learnlearnt / learnedlearnt / learned
leaveleftleft
lendlentlent
letletlet
lielaylain
loselostlost
makemademade
meanmeantmeant
meetmetmet
paypaidpaid
putputput
readreadread
rideroderidden
ringrangrung
riseroserisen
runranrun
saysaidsaid
seesawseen
sellsoldsold
sendsentsent
setsetset
shakeshookshaken
shineshoneshone
shootshotshot
showshowedshown
shutshutshut
singsangsung
sinksanksunk
sitsatsat
sleepsleptslept
smellsmelt / smelledsmelt / smelled
speakspokespoken
spellspeltspelt
spendspentspent
spillspilt / spilledspilt / spilled
spitspat / spitspat / spit
splitsplitsplit
spoilspoilt / spoiledspoilt / spoiled
standstoodstood
stealstolestolen
strikestruckstruck
swimswamswum
taketooktaken
teachtaughttaught
teartoretorn
telltoldtold
thinkthoughtthought
throwthrewthrown
understandunderstoodunderstood
wakewokewoken
wearworeworn
winwonwon
writewrotewritten

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