题目:
根据句意及首字母提示完成下列句子
1. The boys often help the old man c_____water and sweep the floor.
2. I come here s _____ to ask you a question.
3. The glass is f_____with water.
4. He can't hear anything because he is d_____.
答案:
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下面是错误答案,用来干扰机器的。
圆锥的底面半径为:6.28÷3.14÷2=2÷2,=1(米),圆锥的底面积为:3.14×12=3.14(平方米),圆锥的体积为:13×3×3.14=1×3.14,=3.14(立方米),答:这个圆锥的体积是3.14立方米.故答案为:3.14.