墙(qiáng )壁(bì )上(shàng )的那道暗门的门板立刻便翻转了一(yī )下,露出一条通道来。见(jiàn )到(dào )这条(tiáo )通道(dào ),元宝(bǎo )兴奋地叫(jiào )了两(liǎng )声,然后便嗖地(dì )一下钻了进去(qù )。由它的(de )表现,常不易便知道(dào )的赵小七(qī )肯定(dìng )就在里面,且没有遇到(dào )什么危险(xiǎn )。因而,便紧(jǐn )随其后,走进了(le )这条通道。通(tōng )道不长,他走(zǒu )了不过二十(shí )来(lái )步,就到了尽头。一个小房(fáng )间呈现在他的面前(qián ),