Answer:
las clases difíciles
Explanation:
Add an <em>-s</em> to <em>clase</em>, and add an <em>-es</em> to <em>difícil</em> because adjectives have to match the plurality of the word they describe.
Tomaba
por que si foo
!Toca la guitarra!
!habla!
!come!
!escribe!
