01. They teach well.

02. She is looking at a boy.

03. She is looking at a bottle.

04. They are very bad children.

05. The boy has a bottle of beer.

06. The teachers of this school are good.

07. It is the teacher's bottle of beer.

08. The boy and the girl are drinking the beer.

09. They are not listening and so they are not learning.

10. The attractive girl is not listening to the bad teacher.