VIII.1 I am not the best in the class

2 mark doesn't do homework in the evening

3 we don't play football after school

4 you don't run fast

5 tim and lucas don't work at weekends

6 I don't like classical music

7 these exercises aren't difficult

8 she doesn't have science on fridays

IX.1 do you an art lesson on monday? no I don't 

2 do they ride their bikes to school? yes they do

3 does jane play tennis at school? no she(he) doesn't

4 are your parents at home now? yes they are

5 does he have breakfast at 6 o'clock every day? yes he does

6 are you a good student? no I am not

7 do I look well? no I am not

8 is ms.van a good teacher? yes she is

X.1 I am doing my homework

2 bella is talking on the phone

3 we are listening to CDs now

4 the children are riding to the park

5 it is raining very hard now

6 she is baking a chocolate cake

7 you are dancing very beautifully

8 mark and his friends are having lunch