Unit 1     Meeting Tourists at the Airport
Unit 2     On the Way to the Hotel
Unit 3     At the Hotel
Unit 4     On the Way to the Scenic Spot
Unit 5     At the Scenic Spot
Unit 6     On the Way to the Restaurant
Unit 7     At the Shop
Unit 8     At the Restaurant
Unit 9     On the Way Back to the Hotel
Unit 10   On the Way to the Airport
Unit 11   Seeing Tourists Off at the Airport
Unit 12   Handling Emergencies
参考文献