Номер 2.
1.An,an
2.A,a.
3.A,the
4.A,a
5.A,a
6.A,the
7.A,a
8the
9.the
10the,the
номер 3
1.This is a pencil.
2.This is a ball.
3.This is my brother.
4.It is a flat.
5.Is it a pen?
6.This is our room.
7.They are two sisters.
8.This is a bag.
9.These are my books
10.An apple ...