世界上有近一半的人信仰宗教，____ 、____ 和____ 是世界的三大宗教．

选择正确答案

     A dog is walking along a road. It is a big dog. It is carrying a piece of meat. The piece of meat is in the dog's mouth. The dog is walking across a bridge now.There is water under the bridge. The water is very deep. The dog is looking into the water. It can see a dog in the water. This dog has a piece of meat in its mouth, too. The big dog is barking at the dog in the water. It wants its piece of meat, too. The big dog's piece of meat is falling into the water.

学者萧功秦指出：“洋务运动的现代化意义……我们可以称之为‘防卫现代化的弥散效应’，那就是,只要洋务派在军事自强运动的现代化的方向上走出第—步,他们就不得不走出第二步,他们为了保住第二步不至于前功尽弃,就不由自主地要走出第三步、第四步……现代化就是这样一个从—个点向—个面的不断弥散过程。”材料中的“第二步”应该是（   ）