1. I am not the best in the class

2. Mark doesn't do ...

3. We don't play...

4. You don't run fast

5. Tim and Lucas don't work at weekends

6. I don't like ...

7. These exercises aren't difficult

8. She hasn't science...

9. is

10. am - a

Bài VII

1. I am not the best in class

2. Mark doesn't do this homework in the evening

3. We don't play footbal after school

4. You don't run fast

5. Tim and Lucas don't work at weekend

6. I don't like classical music

7. These exercise aren't difficult

8. She doesn't have science on Fridays

Bài VIII

1. Do you have an art lesson on Monday ?

     No , you don't

2. Do they ride their bike to school ?

    Yes , they do