听力原文:M: Together we made $ 50,000 a year. where did you spend it all? How do you expect to save for Jack's college education? W: Where did I spend it? Don't you eat three meals a day? Q: What are they quarrelling about? (17)
【单选题】Lack of information about hotels and amenities will lead to errors, delays, and unhappy tourists. ______ a tour guide must discover about a tour destination is which hotel will serve your needs and wh...