Student or Learner
"The trees stood in an attitude of intentness, as if they waited longingly for a wind to come and rock them."
As for this sentence, I want to ask for your opinion about "attitude", what does it mean here? Do you also think the sentence makes sense to you?
Look up the literary device of personsification.
See the 3rd definition:
personification - definition of personification by the Free Online Dictionary, Thesaurus and Encyclopedia.
I'm not a teacher, but I write for a living. Please don't ask me about 2nd conditionals, but I'm a safe bet for what reads well in (American) English.