Question

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

Answer 1

B

试题分析：考查动词辨析。句意：如果我们想要成功的话，知识和学习都很重要，但它们也可能限制我们的思维。direct指示, 指引，导演（戏剧或电影）；指挥（管弦乐队）；limit限制；change改变；improve改进，改善。根据句中but的转折，选B。