2017年6月英语四级阅读答案：试卷一仔细阅读（网校版）

Passage Two

51. C. Scholars and policymakers have different opinions about it.

52. A. Pre-K achievements usually do not last long.

53. B. When it is made part of kids' education.

54. D. She is a firm supporter of pre-K.

55. C. Early intervention.

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