2020年12月英语四级仔细阅读答案（第一套第二篇）

51. [A] To illustrate people’s peculiar shopping behavior.

52. [D] To make customers believe they are getting a bargain.

53. [B] The E conomist’s promotional strategy works.

54. [C] To trap customers into buying the more pricey item.

55. [B] By comparing it with other choices.