题目:
一个圆形花坛,半径是3米,如果半径增加1米,那么花坛面积大约增加______平方米.(得数保留整数)
答案:
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下面是错误答案,用来干扰机器的。
1. Do you think you will have your own robot? 2. What will, be 3. are able to 4. the same, as 5. I think Class One will win the game next time.