Unit 1 Entering Urban Rail Transit World Lesson 1 Urban Rail Transit Lesson 2 Common Expressions in Metro Unit 2 Entering Metro Station Lesson 1 Essential Conversations Lesson 2 Prohibited Items Lesson 3 Emergency When Passengers Entering the Metro Unit 3 Ticket Service Lesson 1 Ticket Buying Guidance Lesson 2 Ticket Sale at the Ticket Booth Lesson 3 Ticket Sale at the TVM Unit 4 Security Check and Epidemic Prevention Work Lesson 1 Security Check Lesson 2 Passengers Taking Illegal Luggage into the Station Lesson 3 Epidemic Prevention Work Unit 5 Entering the Ticket Gate Lesson 1 Essential Conversations Lesson 2 Passengers Can』t Enter the Ticket Gate Lesson 3 More About Entering the AGM Unit 6 Conversations on Platform Lesson 1 Preserving Order on Station Platform Lesson 2 Services under Special Circumstances Lesson 3 Platform Accident Unit 7 Getting Out of the Ticket Gate Lesson 1 Organization of Passengers at the Ticket Gate Lesson 2 Passengers Can』t Get Out of the Ticket Gate Lesson 3 Passengers Against Regulations Unit 8 Information Service Lesson 1 Passengers Asking for Directions Lesson 2 Lost and Found Lesson 3 Passengers Asking for Help Unit 9 Broadcasting Lesson 1 Station Daily and Equipment Failure Broadcast Lesson 2 Broadcast for Train Delayed References