Knowing the main idea, problem, or issue will give you the for your summary.

conclusion
topic sentence

During the reading of the story, you may have found passages that were too good to keep to yourself. you wanted to make someone else laugh at them, too. twain's sense of the ridiculous, quick wit, and humorous exaggerations remain popular even today; and he is frequently quoted. copy three sentences or parts of sentences that you found particularly funny and would like to share with someone else.