1)Mathéo is chatting, he isn't listening.

2) Athenais is laughing, she isn't crying.

3) Chloé is writing, she isn't speaking.

4) The pupils are working, they are not playing football.

5) Thomas  and Mathias are chatting, they are not working.

6) ................  is laughing, she isn't crying.

7) ................ and ................ are working, they aren't listening.

8) Mathilde and Sarah are chatting.

9) ................ is working, she isn't chatting.

10) ................ is chatting, she isn't crying.

11) ................ and ................  are working they aren't sleeping.

12) I am ...........ing, I am not ...........ing