66. Now that we know how an iPod shuffle works, we often have a bit of insight into the power of iPod marketing. A new study indicates that the logo on Apple products, like iPods, iPhones, iMacs, stimulates your brain. The study found that people who were shown the Apple logo scored higher on a creativity test than those who were exposed to the IBM logo, presumably because they were mirroring the traits they associate with those logos. People find that, when they think about the Apple logo, they think very strongly about association with creativity. When they think about the IBM logo, they think about the general notion of competence or being professional.

31. The ____ was distributed to the participants ten days before the conference.

49. The Junior Achievement programs ____ the American and world economics and business operations.

34. Our part of the mission is nearly complete and the new crew ____ from us.

57. 新的规则将对我们大家都有很大好处。

38. Dmitry Grishin ____.

( )15. There are many differences between city life and country life.

39. Robots have to become automatons that can truly learn because ____.

28. Mr. Smith preferred ____ heavier work to do.

7.

63. 这次验血将检测出你对这种病是否具有免疫力。

56. 实施儿童保健项目需要资金。