Mastering Key Sentences

Mastering Key Sentences

Read each section carefully and follow the instructions. This worksheet focuses on identifying and writing effective key sentences.

Read the following paragraph and answer the questions below.

The advent of artificial intelligence (AI) has dramatically reshaped various industries, offering unprecedented efficiencies and innovative solutions. In healthcare, AI-powered diagnostics can identify diseases with remarkable accuracy, often surpassing human capabilities. Similarly, the financial sector leverages AI for fraud detection and algorithmic trading, optimizing market performance. Even creative fields, such as music composition and graphic design, are experiencing a paradigm shift as AI tools assist artists in generating novel ideas and refining their work. However, this rapid integration of AI also presents significant ethical challenges, including concerns about job displacement, data privacy, and algorithmic bias, which demand careful consideration and regulatory frameworks.

1. Which sentence best functions as the key sentence (topic sentence) of the paragraph?

2. What is the primary function of a key sentence in a paragraph?

Complete the following sentences about key sentences.

3. A strong key sentence should be clear, concise, and  .

4. The key sentence often appears at the   of a paragraph, but it can also be found elsewhere.

5. Explain why identifying the key sentence is important for reading comprehension.

Indicate whether each statement is true or false.

6. Every sentence in a paragraph should directly support the key sentence.

7. A key sentence can sometimes be implied rather than explicitly stated.

8. Write a paragraph of 5-7 sentences about the importance of critical thinking in today's world. Ensure your paragraph includes a clear and effective key sentence.