4. James and Charlotte are at the florist's or at the bookshop? - They are at the florist's.
В данном предложении необходимо вставить формы глагола to be (быть) в Present Simple.
James and Charlotte are at the florist's or at the bookshop? - They are at the florist's.
Ответ: James and Charlotte are at the florist's or at the bookshop? - They are at the florist's.