Identifying Key Sentences
This worksheet helps Grade 11 students identify and understand the function of key sentences within paragraphs and longer texts.
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Standards
Identifying Key Sentences
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Read each paragraph carefully. Identify the key sentence (also known as the topic sentence) that best expresses the main idea of the paragraph. Then, answer the questions that follow.
Paragraph 1:
The advent of the internet has revolutionized communication, transforming how individuals interact and disseminate information. Social media platforms, in particular, have fostered global connectivity, allowing for instantaneous sharing of news, ideas, and personal experiences. This rapid exchange of information has, however, also presented challenges, including the spread of misinformation and the erosion of privacy. Despite these drawbacks, the internet remains an indispensable tool for modern society.
1. Which sentence best serves as the key sentence for Paragraph 1?
Social media platforms, in particular, have fostered global connectivity, allowing for instantaneous sharing of news, ideas, and personal experiences.
The advent of the internet has revolutionized communication, transforming how individuals interact and disseminate information.
This rapid exchange of information has, however, also presented challenges, including the spread of misinformation and the erosion of privacy.
Despite these drawbacks, the internet remains an indispensable tool for modern society.
2. Explain why the sentence you chose is the key sentence for Paragraph 1.
Paragraph 2:
The human brain is an incredibly complex organ, responsible for everything from basic bodily functions to abstract thought and creativity. Its intricate network of neurons transmits electrical and chemical signals, allowing for rapid processing of information. Scientists are still uncovering the full extent of its capabilities, but ongoing research continues to shed light on its remarkable plasticity and adaptability. Understanding the brain's functions is crucial for advancements in medicine, psychology, and artificial intelligence.
3. The key sentence of Paragraph 2 is: The human brain is an organ, responsible for everything from basic bodily functions to abstract thought and creativity.
4. A key sentence always appears at the beginning of a paragraph.
True
False
5. In your own words, explain the purpose of a key sentence in a paragraph.
Writing Prompt:
Write a short paragraph (5-7 sentences) about the benefits of reading. Ensure your paragraph includes a clear key sentence that introduces the main idea.