Answer:
<em>The topic sentence and the thesis are analogous. In other words, the topic sentence is to the paragraph what the thesis is to the entire essay, chapter, or book. ... Like the thesis, the topic sentence is integral to the organization of the essay. Each paragraph should have a topic sentence.</em>
Answer: as a result
Explanation: Examples illustrate a point. Above all signals a building of an argument with a most important point. In contrast means there is going to be an example on the opposite side of the preceding point.
Your question is confusing are you asking someone to write a letter for you or to give reasons
"my brother is sleeping and my father was watching TV" is the error. No comma is needed in that sentence