Question

Which sentence is correct? * John's and Mary's mother is at work. Luis's book is in his backpack. The car door is open. Martha and Peter's houses are in my street. Dog's Sarah is super cute!

Answer 1

Resposta:

The car door is open

Explicação:

John's and Mary's mother is at work.

correto: John's and Mary's mother are at work

porque John and Mary  é plural, então "are" e não "is"

Luis's book is in his backpack.

correto: Luis' book is in his backpack.

quando a palavra termina com a letra "s", o possessivo indicado por "´s" (apóstrofe e letra s), é indicado apenas pelo apóstrofe.

The car door is open.

resposta correta!

Martha and Peter's houses are in my street.

correto:

se Martha e Peter morarem em casa diferentes:

Martha and Peter's houses are on my street.-

se Martha e Peter morarem na mesma casa:

Martha and Peter's house is on my street.-

Dog's Sarah is super cute!

correto: Sarah´s dog is super cute!