One of the hallmarks of a good writer is parallel structure.
Come up with 3 sentences to illustrate correct use of parallel structure. Then read another student's paper and comment on the correctness of his or her examples.
If you're first:, comment on my example:
We like sports, hiking and taking the dog for walks.
We like sports, hiking an dog-walking.
We like playing sports, hiking the trails and walking the dog.
Not parallel: We like sports, hiking and taking the dog for walks.
This is a good example of a non-parallel sentence. The corrected version is your last sentence. That version is a proper parallel sentence. In this example you have used incomplete parts for the sentence with varying forms of structure. Each point in the sentence ...
This solution provides three examples of parallel sentence structure.