47. A　 细节理解题。根据文中第三段Finding the right college can be difficult. Fortunately, Johnson Review is here to help you every step of the way.可知答案。

46. D　 细节理解题。根据文章Paying for school.中的第二句和第三句可知答案。

45. C　 细节理解题。根据文中第四段中的…choose the school that really fits you best—not the one that is the most competitive or…可知答案。

44. B　 细节理解题。由文章第二段First of all…和College is also a lot of fun…和And remember that college graduates earn about twice the income of those who never attended college.可知，作者认为上大学有三种原因。

43. D　 细节理解题。通读全文可知答案。选项A中的sometimes有误；选项B中的just a few great teenage guys与原文部分；选项C中的Weekday school class与原文不符。

42. C　 词义猜测题。从上文He did so for not one, but many years. I always wondered if he actually said anything, or if they all just sat in their chairs and stared at each other. 以及本句中的with brilliant conversation or a springboard comment可知。

41. D　 作者意图题。根据第二段可得出答案。

40. B　 细节理解题。根据第一段第三句Whenever I wanted his permission for a certain activity, I planned a speech that included who would be there, where it would take place, how long it would last, and why it was an incredibly wonderful opportunity for me.可知答案。

39. A　 推理判断题。从最后一段可知，人类的意图是与人真正地交流，可是科技对我们的干扰太多了，一时难以停下来，所以要想重新恢复人们之间真正意义上的交流，还需作出努力。

38. C　 细节理解题。从第三段第二句From texting at dinner to posting on Facebook from work or checking e-mails while on a date, the connectivity revolution is creating a lot of divided attention, not to mention social anxiety.可知，移动设备引起了注意力分散和社会焦虑。