第 31 课：英语口语 Office Unit for Lease 出租写字楼-1
第 32 课：英语口语 Office Unit for Lease 出租写字楼-2
第 33 课：英语口语 Office Unit for Lease 出租写字楼-3
第 34 课：英语口语 Selling Office Property 出售写字楼-1
第 35 课：英语口语 Selling Office Property 出售写字楼-2
第 36 课：英语口语 Commercial Building for Lease 出租商业大厦-1
第 37 课：英语口语 Commercial Building for Lease 出租商业大厦-2
第 38 课：英语口语 Commercial Building for Lease 出租商业大厦-3
第 39 课：英语口语 Visiting Office Property for Sale 视察在售写字楼-1
第 40 课：英语口语 Visiting Office Property for Sale 视察在售写字楼-2
第 41 课：英语口语 Visiting Office Property for Sale 视察在售写字楼-3
第 42 课：英语口语 Stating Conditions about Purchasing Industrial Property 洽购工业物业-1
第 43 课：英语口语 Stating Conditions about Purchasing Industrial Property 洽购工业物业-2
第 44 课：英语口语 Stating Conditions about Purchasing Industrial Property 洽购工业物业-3
第 45 课：英语口语 Stating Conditions about Purchasing Industrial Property 洽购工业物业-4
第 46 课：英语口语 Industrial Property for Sale 出售工业物业-1
第 47 课：英语口语 Industrial Property for Sale 出售工业物业-2
第 48 课：英语口语 Industrial Property for Sale 出售工业物业-3
第 49 课：英语口语 Industrial Property for Sale 出售工业物业-4
第 50 课：英语口语 Negotiation about Renting Retail Shop 洽租商铺-1
第 51 课：英语口语 Negotiation about Renting Retail Shop 洽租商铺-2
第 52 课：英语口语 Negotiation about Renting Retail Shop 洽租商铺-3
第 53 课：英语口语 Negotiation about Renting Retail Shop 洽租商铺-4
第 54 课：英语口语 Retail Shop for Rent 出租商铺-1
第 55 课：英语口语 Retail Shop for Rent 出租商铺-2
第 56 课：英语口语 Retail Shop for Rent 出租商铺-3
第 57 课：英语口语 Retail Shop for Rent 出租商铺-4
第 58 课：英语口语 Stating Conditions about Purchasing Retail Shop 洽购商铺-1
第 59 课：英语口语 Stating Conditions about Purchasing Retail Shop 洽购商铺-2
第 60 课：英语口语 Stating Conditions about Purchasing Retail Shop 洽购商铺-3
