`21.` The lesson took place at a small school in England.

`-` Dẫn chứng : It was the first lesson after the summer holidays at a small school in England.

`22.` The lesson was about the seasons of the year.

`-` Dẫn chứng : The lesson was about the seasons of the year.

`23.` The teacher asked Tom to stop talking.

`-` Dẫn chứng : Here the teacher stopped and looked at one of the pupils “stop talking, Tom,”he said.

`24.` Thiếu dữ kiện.

`25.` Yes , he did.

`-` Dẫn chứng : Here the teacher stopped and looked at one of the pupils “stop talking, Tom,”he said.