问题补充:
Knowledge and learning are important if we want to be successful, but they may also our thinking.
A. direct
B. limit
C. change
D. improve
答案:
A. direct
(答案→)B. limit
C. change
D. improve
解析:动词辨析。Direct管理,指挥 limit限制 change 改变 improve提高
句意为,知识和学习都很重要,如果我们想要成功,但是他们也可能限制我们的思考。