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阅读以下材料，并回答下列问题： A、哺乳期间的母狗为母亲不肯喂奶的小老虎当奶妈，并对小虎关怀备至． B、幼小的黑猩猩能模仿成年的黑猩猩，用寻找合适的石块当“锤子”和“砧板”砸坚果． C、温带和寒带地区的青蛙、蛇、刺猬等动物，每年冬季都要进行冬眠． D、农村的狗看到人们蹲下做出拣石头的动作就会逃跑． E、海洋公园里的海豚能进行顶球、转圈和跳跃等表演． F、刚出壳的小鸭子会自己进食和游泳． （1）先天性行为是由动物生来就有的，由动物体内的______所决定的行为，学习行为是在遗传因素的基础上，通过______的作用，由______和______而获得的行为．上述材料中属于动物的学习行为的有：______． （2）、学习行为对动物维持生存有什么意义：______． （3）除上述实例外，请你再举出二种动物的先天性行为和二种动物的学习行为． 先天性行为：______学习行为：______．
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【简答题】Complete the text with the best words. The way of the wiki In the Hawaiianlanguage, wiki means ‘quick’. Wikipedia was _1_ by Jimmy Wales and Larry Sanger as a free online encyclopedia written by anybo...
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【简答题】C. Complete the text with the best words. The way of the wiki In the Hawaiian language, wiki means ‘quick’. Wikipedia was 1 by Jimmy Wales and Larry Sanger as a free online encyclopedia written by any...
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