旅行社为旅游者提供导游服务是旅行社线路产品的本质要求，大部分旅行社线路产品中会含有导游服务。( )
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在旅游产品开发中，越来越多地采用高科技手段，大大提高了对旅游者的吸引力；高科技的广泛运用会提高旅游产品开发的成本。( )
A. 对
B. 错
1[音频]
A. She wanted to tell her fans at a special time
B. She was too happy to keep it a secret
C. She was too excited to share it with others
D. She wanted her fans to respect her more
2[音频]
A. She slapped a 20-year-old actress
B. She was no longer being admired by teenagers
C. She was not used to being admired by her fans
D. She gave no reasons for what she did last year
3[音频]
A. Because they have beaten a 46-year-old Russian pair
Because they have practiced figure skating for 10 years
C. Because they have made great efforts to achieve success
D. Because they won the first gold medal at the Olympic Games
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