单项选择题
A.with a moment of sudden realization of inspiration B.with the knowledge of what is needed C.after you have climbed some muntains D.when you have climbed some mountains
A.responded quickly saying it was a lie B.believed him C.gave a suspicious look as much as to say he had heard such stories before D.just took his story as a joke
A.Harmful thing. B.Insignificant thing. C.Troublesome thing D.Trivial thing