दिए गए वाक्य में रेखांकित खंड को प्रतिस्थापित करने के लिए सबसे उपयुक्त विकल्प का चयन करें। यदि किसी सुधार की आवश्यकता नहीं है, तो 'No improvement' चुनें। Satish, could you beaten the bear?

Select the option that improves the underlined part of the sentence: The boy told his teacher to explain the passage.

Select the option that improves the underlined part of the sentence: We demonstrated to them how we were prepared the artistic patterns.