49. What would he the best title for the text7 (A) Adventures in Travel Writing (B) Working as a Food Critic (C) Travel Guides on the Market (D) Vacationing for a Living

50. What does this text mainly talk about? (A) Convenience for skiers brought about by private cars. (B) Skiing as a new way of enjoying one's spare time. (C) Things to be considered when starting a ski resort. (D) A sudden increase of ski training classes in Beijing.