Lección 8 Contracciones

Sujeto + verbo

Fórmula

contracción

Sujeto + am

sujeto + 'm

I'm

Sujeto + is

sujeto + 's

he's / she's / it's / Mary's

Sujeto + are

sujeto + 're

we're / you're / they're

Am + not

no existe

no existe

Is + not

is + n't

isn't

Are + not

are + n't

aren't