\boxed{\rm { say\qquad be\qquad provide\qquad face\qquad participate\qquad enrich }} Human life (a) ———–not static but dynamic. A man cannot reach the highest peak of success if he (b) -— in extra co-curricular activities. Travelling is also an important part of co-curricular activities. It is travelling which (e)-our knowledge, experience and promotes our attitudes. Therefore, travelling (d)—–us with knowledge and practical experience. It can be clearly (e)—that our knowledge can be mobilized by travelling the different corners of the vast globe.