Not only give people relaxation and pleasure but increase their knowledge of any kind.A

问题补充：

Not only give people relaxation and pleasure, but increase their knowledge of any kind.

A. can travel; it can

B. travel can; can it

C. can travel; can it

D. travel can; it can

答案：

(答案→)A. can travel; it can

B. travel can; can it

C. can travel; can it

D. travel can; it can

解析：考查not only...but also 的倒装。它的倒装表现在前半部分，即not only 引导的部分，后面部分仍用陈述句语序。句意：旅游不仅可以给人们放松和快乐，而且可以增加他们其他方面的知识，故选A 项。