My father and mother are from Pskov. It is a blue tulip. It is in my mug. I am pupil. My sister and brother are ten. I can see a big book. It is thick. We are in London, they are in moscow.You are not a student. I am from Madrid. Is
she Kate or Polly?
am - используется всегда с первым лицом I
is - используется с ед.числом (he, she, book).
are - используется с мн.числом (they, you, we, sister and brother).