Son auxiliares para las formas

1° primero 11° undécimo 10° décimo 100° centésimo

2° segundo 12° duodécimo 20° vigésimo 200° ducentésimo

3° tercero 13° decimotercero 30° trigésimo 300° tricentésimo

4° cuarto 14° decimocuarto 40° cuadragésimo 400° cuadrigentésimo

5° quinto 15° decimoquinto 50° quincuagésimo 500° quingentésimo

6° sexto 16° decimosexto 60° sexagésimo 600° sexcentésimo

7° séptimo 17° decimoséptimo 70° septuagésimo 700° septingentésimo

8° octavo 18° decimoctavo 80° octogésimo 800° octingentésimo

9° noveno 19° decimonoveno 90° nonagésimo 900° noningentésimo

1 000° milésimo 10 000° diezmilésimo 100 000° cienmilésimo 1000 000° millonésimo

VERBOS AUXILIARES

TO HAVE: Se usa para la formación de los tiempos compuestos de pasado.

TO BE: Se usa para la forma progresiva o contínua y la voz pasiva: I am eating apples, estoy comiendo manzanas; Hamlet was written by Shakespeare, Hamlet fue escrito por Shakespeare.

DO - DID: Son auxiliares para las formas interrogativas y negativas de Presente Simple y Pasado Simple.

SHALL - WILL: a) Se usan para formar el futuro y sus pasados: shall, para las primeras personas del singular y plural; will, para las restantes; b) En la forma interrogativa Will you? equivale a ¿Quieres?

SHOULD - WOULD: Se usan para formar los condicionales: should para las primeras personas del singular y plural; would, para las restantes.

LET: Se usa para la tercera persona del singular y plural, y primera del plural del imperativo.

VERBO TO HAVE (tener, haber)

PRESENTE SIMPLE

I have

you have

he has

we have

you have

they have PRESENTE PERFECTO

I have had

you have had

he has had

we have had

you have had

they have had FUTURO SIMPLE

I shall have

you will have

he will have

we shall have

you will have

they will have FUTURO PERFECTO

I shall have had

you will have had

he will have had

we shall have had

you will have had

they will have had

PASADO SIMPLE

I had

you had

he had

we had

you had

they had PASADO PERFECTO

I had had

you had had

he had had

we had had

you had had

they had had CONDICIONAL SIMPLE

I should have

you would have

he would have

we should have

you would have

they would have CONDICIONAL PERFECTO

I should have had

you would have had

he would have had

we should have had

you would have

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