In this task, you're given a pair of sentences, sentence 1 and sentence 2. Your job is to determine if the two sentences clearly agree/disagree with each other, or if this can't be determined. Indicate your answer as yes or no respectively.

Sentence 1: I do not consider this a deterioration (this article has an average of 17 words per sentence), but it does reflect the change in the size and character of the audience and in the means of communication. Sentence 2: The size and characteristics of articles has changed, but the author does not feel this to be a deterioration.
yes

Sentence 1: She's still working on it, a Pentagon source tells me. Sentence 2: She's working on it, but not very hard.
no

Sentence 1: yeah well try it or or maybe just exercise at home i bought a tape and i'm going to try doing that Sentence 2: It's not worth doing and so don't try it.

yes