Ответ:

1) smaller, the smallest

2) longer, the longest

3) more interesting, the most interesting

4) stronger,  the strongest

5) bigger, the biggest

6) sillier, the silliest

7) more wonderful, the most wonderful

8) cleverer, the cleverest

9) greater, the greatest

10) more pleasant, the most pleasant  

Small ---- smaller-----the smallest

Long----longer-----the longest

İnteresting----- more interesting----- the most interesting

Strong-----stronger----- the strongest

Big----- bigger----- the biggest

Silly----- sillier------ the silliest

Wonderful--- more wonderful---- the most wonderful

Clever---- cleverer ---- the cleverest

Great------greater------the greatest

Pleasant---- more pleasant-----the most pleasant