A group of sentences is called a paragraph. A paragraph typically consists of a topic sentence, supporting sentences, and a concluding sentence. It is a way to organize and present related information in a cohesive and structured manner.
this is a kind of guinea pig. or these are kinds of guinea pigs i am going to write about.
too narrow
This is not a very clear question. Do you want a descriptive sentence ABOUT a dog or what? A descriptive sentence is one where you give a description about the topic. Here's what I THINK you might want: The tiny Pekenese dog pranced across the floor, barking happily.
It depends on what you are going to include in your cat report. It could be, "Cats are wonderful animals."
It is the first sentence of a paragraph which is the topic sentence.
if a paragraph does not have a topic sentence then
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.
if a paragraph does not have a topic sentence then
Generally the topic sentence is the first sentence of the paragraph and the rest of the paragraph explains or gives examples of the topic sentence. The topic sentence can also be the second sentence of the paragraph. This is when the first sentence is a linking sentence that links the paragraph to the previous paragraph. Sometimes the topic sentence can be the last sentence in the paragraph
Final.
A deductive paragraph is a paragraph in which the topic sentence is stated first. The first sentence of a deductive paragraph should be the topic sentence.
The sentence in a paragraph that summarizes what that paragraph is about
A sentence that summarizes what the paragraph will be about is the topic sentence.
Usually the topic sentence is the first sentence in a paragraph. The topic sentence makes a statement about some topic and the rest of the paragraph explains the topic sentence or gives examples of the topic sentence. For example if this was the topic sentence There are three living species of Kiwi all of which inhabit New Zealand. Then this paragraph would probably tell us what the three species are and where they live in NZ.
The sentence that states the main idea of the paragraph is called the 'Topic Sentence'.
The sentences that restates the topic sentence.