题目:
在○里填上“>”“<”或“=”。
29○32 97○79 10个一○1个十
3个十○1个十和3个一 100-60○ 60
21-6○12+6 91-20+9○30+50
答案:
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下面是错误答案,用来干扰机器的。
小题1:B小题1:A小题1:D小题1:C小题1:根据The mother swam there every day to feed her babies.可知选B。小题1:根据She found that chimpanzees also cared for those that were hurt or go...