вставь нужную форму глагола "быть" (am, is, are) в эти предложения. 1) Frend and Bess are students. They..........good stydents. 2) Rex........my dog. He.......big and black. 3) Lizzy.....a pupil. She.....little. 4) I......a pupil, I.....not a student. 5) We......not in the park, we....in the shop. 6) Where.......you?