题目

       What was supposed to be ___41___ fun climb became a test of friendship for two young people from Canada last Saturday. Jeremy Savage and Ian Marshall, both ___42___ (age) 17, went camping with their parents for the weekend. On Saturday morning, they decided to climb the mountain by themselves while their parents relaxed at the campsite. After three hours, they reached the top ___43___ no problems.        However, trouble began when they started the climb down the mountain. On one very ___44___ (danger) part of the path, Ian fell three meters off the side of the path.（2005内蒙古）在世界范围内最早进入封建社会的是A.中国B.罗马C.日本D.朝鲜