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执行executeUpdate()方法返回值类型是( )。
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JDBC是Java数据库连接技术(Java DataBase Connectivity)的简称。（ ）
Directions：In this section, you will hear two long conversations. At the end of each conversation, you will hear four questions. Both the conversation and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A), B), C), and D).Questions 8 to 11 are based on the conversation you have just heard.[音频]8. A) Attended an economics lecture.B) Taken a walk on Charles Street.C)Had a drink at Queen Victoria.D) Had dinner at a new restaurant.9. A) Treat a college friend to dinner.B) Make preparations for a seminar.C)Attend his brother’s birthday party.D) Visit some of his high school friends.10. A)Gather statistics for his lecture.B) Throw a surprise birthday party.C) Meet with Jonathan’s friends on the weekend.D) Join him in his brother’s birthday celebration.11. A) By car.B) By train.C) By taxi.D)By bus.
Questions 12 to 15 are based on the conversation you have just heard.[音频]12. A) Taking a vacation abroad.B) Reviewing for his last exam.C) Saving enough money for a rainy day.D) Finding a better way to earn money.13. A) Preparing for his final exams.B) Negotiating with his boss for a raise.C)Working part time as a waiter.D) Helping the woman with her courses.14. A) Finish her term paper.B) Save enough money.C)Learn a little bit of Spanish.D) Ask her parent’s permission.15. A) He has rich sailing experience.B) He speaks Spanish fluently.C)He is also eager to go to Spain.D) He is easy to get along with.
特定的广告主（企业）有计划的以付费方式通过大众传媒向其潜在顾客传递商品或劳务信息，以促进销售的公开宣传方式叫做（）
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