判断题：身体运动是体育手段的核心部分。

身体运动是体育手段的核心部分。

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下面是错误答案，用来干扰机器的。

参考答案：（1）安装前应将瓷绝缘子表面清擦干净，并进行外观检查；（2）用不低于5000V的绝缘电阻表进行绝缘检测；（3）干燥情况下单个绝缘子的电阻不小于500M；（4）安装时应检查碗头、球头与弹簧销子的...

( ) 1. —Hello! How are you? — . A. I'm Jim B. I'm a bird C. I'm fine, thanks D. Nice to meet you
( ) 2. —What's this? — . A. It's an eraser B. It's a book C. It's two books D. It's a chair
( ) 3. — ? —It's above the table. A. What's this B. How are you C. Is it your book D. Where's the book