When the sentence has nothing to do with the paragraph that is written.
The sentence that states the main idea of the paragraph is called the 'Topic Sentence'.
A topic sentence grabs a readers attention
The sentences that restates the topic sentence.
A topic sentence and a transitional sentence are not related. A transitional sentence moves the reader from point to point, each which supports the main argument or topic sentence.
support the topic sentence
In your mind, change the topic sentence into a question. If the information can be used as an answer to that question, then it is good supporting information. Any information which does not directly answer the topic "question" can be eliminated.
The topic sentence of the paragraph is "A trip to the ocean can be a relaxing escape from life." The sentence that is unrelated to the topic and can be eliminated is "You should always be careful to avoid overexposure to the sun at the beach."
It is the first sentence of a paragraph which is the topic sentence.
the first sentence of the paragraph is called the topic sentence which should describe most of the paragraph for the reader to understand. The topic sentence is usually the first sentence of a paragraph. It makes a statement (about a topic) and the rest of the paragraph explains the topic sentence or gives examples of the topic sentence. The second sentence of a paragraph can sometimes be the topic sentence. Sometimes it is called a summary sentence.
"Speaking of summer vacation, I can't wait to go to the beach next weekend." This sentence is a digression from the main point of the passage and introduces a topic unrelated to the main focus.
if a paragraph does not have a topic sentence then
No, a supporting sentence supports the topic sentence.
The sentence that states the main idea of the paragraph is called the 'Topic Sentence'.
Final.
A topic sentence is a sentence that explains your topic.
The sentences that restates the topic sentence.
A topic sentence grabs a readers attention