wei shen me bu ke yi xiang guo wai na yang ren ren ping deng yan lun zi you nehehe, er lou de peng you shuo de hai man jing pi de, wan zi ji.shi a ,wan bu qi zan jiu tui chang, jiu suan pei le xue ben wo ye yao yi chu qu, ye yao r...
tuo nido(五)鸵鸟sha mo Iǐ de tuo nido de di yi jian bao bei shi liang tiáo chang tui zhe shuang沙漠里的鸵鸟的第一件宝贝是两条长腿。这双chang tuǐ yi xido shi neng pao jǐ shi gong Iǐ ér qiě bu pa sha长腿一小时能跑几十公里,而且不怕沙tang you le zhe shuang tui zhao dong...
yi hu xun chang de da an19.异乎寻常的答案ΔADE∼ΔtABEacksimADDE=EF sui de tui xiu de zhang jiao shou sui fan yue sui sun nǚ,71岁的退休的张教授随翻阅9岁孙女de zinfa xian shang bian ji zhe jǐ ge deng shi ru的自习本,发现上边记着几个等式如(25)/(30+200) 1+1=12+1=13...