unit 1 text a why people travel? text b beijing text c xi\'an unit 2 text a tourist and tourism text b tourists text c the tourist industry unit 3 text a a visit to the wuyi mountains text b the great wall text c jade buddha temple unit 4 text a australia —— the world\'s largest island text b china today text c singapore unit 5 text a classification of hotel text b an introduction to hotel industry text c the taj mahal unit 6 text a public festivals in china text b the first thanksgiving day text c major traditional chinese holidays unit 7 text a famous chinese dishes text b the art of chinese cooking text c chinese cuisine unit 8 text a food culture text b eating etiquette between china and america text c table manners unit 9 text a disney world text b terra-cotta figures and bronze chariot text c tourist attractions and entertainment unit 10 text a advertising for tourist promotion text b the role of advertising text c advertisement unit 11 text a business letters in tourism text b general principles of business writing text c four forms of business letter writing unit 12 text a agreements and contracts text b contract law text c agreement studying unit 13 text a the advantages of telecommunication text b lijiang- "the world\'s cultural heritage" text c america\'s national parks unit 14 text a credit cards (1) text b credit cards (2) text c western manners