Заполните пропуски формами глагола to be (am,is, are) they children. helen a bad student. these red pens bad. this theme very interesting. the pens and pencils on the table.

They .are.. children.
Helen ..is.. a bad student.
These red pens .are bad.
This theme ..is.. very interesting.
The pens and pencils ...are... on the table.

1)are
2)is
3)are
4)is
5)are