Question

on thaty shelf for fifteen years.
4. The books
a. ( Have be
b. (). Have been
c. (). Has be
d. ( Has been​

Answer 1

Resposta:

The books HAVE BEEN on that shelf for fifteen years

Explicação:

Imagino que exista um erro de digitacao  " thaty"

The books  É PLURAL OS LIVROS  por isso usa-se  HAVE BEEN