【第 1 段建议】: 1. "audients" 应为 "audience" 2. "has participated the exposition" 应为 "has participated in the exposition" 3. "met" 应为 "meet" --- 【第 2 段建议】: 1. "users'demands" 应为 "users' demands" (需要空格) 2. "during November 27th to 30th" 应为 "from November 27th to 30th" (应使用"from...to..."结构) 3. "machines'accessories" 应为 "machines' accessories" (需要空格) 4. "mate20pro" 应为 "Mate20 Pro" (应使用正确的大小写和空格) 5. "ticket of Shanghai Disney Resort" 应为 "ticket to Shanghai Disney Resort" (应使用"ticket to...")