Present simple forms of ‘to be’: am/is/are — Exercise 1

Fill in the blanks below with the right present simple forms of "to be."

A: you a teacher? B: Yes, I . A: she your friend? B: No, she . A: I late? B: No, you . A: they from Spain? B: Yes, they . A: he a doctor? B: Yes, he . A: we in the right place? B: Yes, we . A: it cold outside? B: Yes, it . A: you tired? B: No, I not. A: your parents at home? B: No, they . A: I your best friend? B: Yes, you .