Answer:
6. Derek wrote a new blog post <em><u>updated</u></em> his online status, and <em><u>messaged</u></em> his best friend before going to bed.
7. Kathryn always fed <u><em>the fish, the parakeets, and the cat </em></u>right after getting up in the morning.
8. I <em><u>sent</u></em> the invitations, <em><u>shopped</u></em> for party supplies, and <em><u>cleaned</u></em> the house.
9. During the podcast, the interviewer asked <em><u>why</u></em> I love to sing, <em><u>how</u></em> I learned to compose music, and <em><u>when</u></em> my new CD will be released.
10. Evidence that supports a writer's claim may include<u><em> facts, explanations, examples, </em></u>and <u><em>quotations</em></u> from experts.
Explanation:
Parallel structure is the use of parallelism or similar verb forms or syntax in a sentence. In other words, parallelism is when the same pattern of words are used in a sentence.
In the given sentences, the parallel elements of each are underlined as follows-
6. Derek wrote a new blog post <em><u>updated</u></em> his online status, and <em><u>messaged </u></em>his best friend before going to bed.
7. Kathryn always fed <u><em>the fish, the parakeets, and the cat </em></u>right after getting up in the morning.
8. I <em><u>sent</u></em> the invitations, <em><u>shopped</u></em> for party supplies, and <em><u>cleaned</u></em> the house.
9. During the podcast, the interviewer asked <em><u>why</u></em> I love to sing, <em><u>how</u></em> I learned to compose music, and <em><u>when</u></em> my new CD will be released.
10. Evidence that supports a writer's claim may include<u><em> facts, explanations, examples, and quotations</em></u> from experts.
