Question

escreva a formula interrogativa!
there is a pencil in the box


there is a biird on the tree


there are girls in the park

there are people in the room

peter is talking about you

Mr peterson is near the door

they are going with you

you are going to the park

Answer 1

Você só tem que colocar o verbo to be no inicio da frase e repete o resto colocando o sinal de interrogação:
Is there a pencil in the box?
Are there girls in the park?
Is  Mr peterson near the door?
Are they going with you?
E assim por diante

Lembrando que AM, ARE e IS  é apenas o verbo to be conjugado e não palavras diferentes. Bons estudo!

Answer 2

Is there a bird on the tree?
Are there girls in the park?
Are there people in the room?
Is Peter talking about you?
Is Mr Peterson near the door?
Are they going with you?
Are you going to the park?