With 6-9? so much for any given!

6. This sentence is indicative; the direct object pronoun (lo) must come after the subject and before the verb.

Te lo doy.

7. Same as above, the direct object pronoun (la this time) comes before the verb.

Se la compra.

8. This sentence is in the imperative mood; the parts of the sentence will go action + subject + object.

 ¡Dimelo!

9. This question is asking which sentence is in passive voice. The sentences are: 1) the book was written by Cervantes, 2) Cervantes wrote the book, 3) the book wrote Cervantes. Passive voice is when the subject is acted on by the verb.

El libro fue escrito por Cervantes.