Ответ:

ех3

1) I can go to the school

2) I can't go to the museum

3) I could do homework

4) I couldn't cook a cake

5) I was able to read novel

6) I will able to learn a poem

ех 2

1) could

2)was be able to

3)will be able to

4) can

5) will be able to

6) was be able to

7) could

8) can

9) will be able to