insulting to the host. (143 words)
Passage28 High School Dancing Party in US In the United States, a dancing party is held at the end of the senior year for high school students./Smaller schools may hold a dancing party open to the entire student body./Large high schools may hold two dancing parties,/a junior dancing party for those finishing their 11th grade year/ and a senior dancing party for those who are graduating high school./Dancing parties are mostly attended by juniors and seniors,/ but some schools allow all the classes to attend./The Junior and Senior classes may participate in fund raisers throughout the school year / to reduce the cost of prom./Dancing party tickets are sold at school/ and are traditionally purchased by boys for the couple./ It is not unusual for people attending dancing parties as friends/
to purchase a couple’s ticket./The cost of half of one couple’s ticket is generally less than that of one for an individual.
Passage29 Artificial Intelligence
Artificial Intelligence is the intelligence of machines and the branch of computer science which aims to create it./Textbooks define it as the study and design of intelligent agents,/ where an intelligent agent is a system that perceives its environment and take actions/ which maximize its chances of success./ The field was founded on the claim that human intelligence can be so precisely described/ that it can be simulated by a machine./ The discipline of Artificial Intelligence was born in the summer of 1956./Half of a century has passed,/ and Artificial Intelligence has come a long way since its beginning./It has turned into an important field,/ whose
influence on our daily lives can hardly be overestimated./Many specialized Artificial Intelligence systems exist that are at work in our cars,/in our laptop computers, and in our personal and commercial technologies./There is no doubt that the impact of Artificial Intelligence on our lives in the future/ will become even more general and universal.
30.Marketing
①Marketing is the process of planning and executing the conception, / pricing, promotion and distribution of ideas, goods, / and services to create exchanges that satisfy individual and organizational objectives. / ②It consists of advertising and promoting your product or service in order to sell it. / ③Your business produces goods and services. / ④Marketing is to let potential customers know what are available for sale.
/⑤Sales, advertising, and public relations are essential components of marketing / and each requires specialized skills and expertise. / ⑥While a small business may have only one person / performing all these functions under the marketing umbrella, / knowledge of each area is important to develop a focused effort. / ⑦A focus on what the customer wants and needs / is essential to successful marketing efforts. / ⑧This customer-orientation should go hand-in-hand with the company's objective of maintaining a profitable volume of sales. / ⑨Marketing is a creative process combining all of the activities
needed to accomplish both of these objectives. (156 words)
31.The World Health Day
①The World Health Day is on 7th April. / ②It marks the founding of the World
Health Organization / and is an opportunity to draw worldwide attention / to a subject of major importance to global health each year. / ③World Health Day 2009 focuses on the safety of health facilities / and the readiness of health workers who treat people affected by emergencies. / ④Health centers and staff provide vital health care in communities every day. /⑤In disasters, their services are in even greater demand: / treating injuries, preventing illnesses and caring for people's urgent health needs. /⑥A safe hospital that continues to function at best capacity during / and after a disaster or other emergency is a safe haven that protects lives. / ⑦Safe health facilities are a joint responsibility, / requiring crucial support from other sectors to ensure essential life-lines. /⑧When health facilities stop functioning, / it is a double blow to a