One of the most important things in education is to let students positive emotions and ex

问题补充：

One of the most important things in education is to let students positive emotions and experience in the process of their learning.

A. require

B. acquire

C. demand

D. clarify

答案：

A. require

(答案→)B. acquire

C. demand

D. clarify

解析：本题的含义是教育最重要的事情之一是让学生们在学习的过程中获得积极的情感和经验，acquire是获得的意思，故本题选B。