Resposta:

a) paula is a scientist

paula isn't a scientist

is paula a scientist?

b) edson is a judge

edson isn't a judge

is edson a judge?

c) robert and janes are students

robert and janes aren't students

are robert and janes students?

d) this flower is red

this flower isn't red

is this flower red?

Explicação:

she, he, it = is (negativo = is not = isn't)

they, we, you = are (negativo = are not - aren't)

quando é pergunta, o verbo to be vai primeiro que o sujeito

Resposta:

Paula is a scientist

Paula is not (isnt) a scientist

Is Paula a scientist?

Edson is a judge

Edson is not a judge

Is Edson a judge?

Robert and Janes are students

Robert and Janes are not students

Are Robert and Janes students?

This flower is red

This flower is not red

Is this flower red?