The best source for sample essays are the released sample essays completed with grader comments!
We talked about subject-object descriptions this thing made me feel this way because of this quality. What exactly does it mean to get a 0.
We discussed ways to strengthen the paragraphs the student wrote by incorporating more specific examples in his supporting paragraphs and relating them back to the essay prompt. In particular we focused on the "analyze an argument" section. In addition to top scores, we vet our tutors to make sure they have a digestible didactic method.
We did additional practice with these problem types and will continue focused work on sentence completion question types on Thursday. Indeed, the vast majority of students fall between a 3. We also developed templates for the student to use when composing each of his essays.
You do want to avoid choppy sentences by varying up your sentence structure.
And that's something a GRE prep textbook or class can't offer. My experience with TTP has lived up to everything I have expected and more!