Create a Source-Grounded English Lesson Video Overview

Create a short, engaging video overview for ${student-audience:Grade 8 A2 English students} based only on these sources.

Topic:
${topic:City Life — Opportunities and Challenges}

Focus on:
${focus_points:1. The main idea of the reading text.
2. Five useful adjectives for describing city life.
3. Two advantages of city life.
4. Two challenges of city life.
5. One reflection question: Would you prefer to live in a big city or a quiet town? Why?}

Tone:
${tone:Friendly, simple, encouraging, and suitable for Vietnamese secondary school students.}

Language:
${language:Use clear A2-level English. Avoid difficult words unless they are explained simply.}

Purpose:
${purpose:Help students review the lesson before or after class.}