题目

There is nobody in the world the same _____ you;you are unique(独一无二的)!Everybody is _____ from everyone else.That is good!So it _____ the world an interesting place.There are people _____ than you,and shorter than you. Maybe your hair is the same _____ as your friend's hair,but maybe it is longer than _____. Another _____ is your hair may be straight,but hers may be curly.I am sure you have some friends who are _____ than you. And you also have some friends. They are as _____ at sports as you.______ there are also people around you who are not good at some things.______ does your best3．学习了“物体的质量”这一节后，小明和小华为“物体的质量与状态是否有关”发生了争论，小明认为：物体的状态变化后，会引起体积等因素变化，质量也会随着改变；小华认为：物体的状态改变并不会引起组成其物质多少的变化，质量不变．（1）对上述两人的观点，你支持谁的？支持小华的观点（2）请帮助他们设计一个实验，以解决他们之间的争论，要求说明实验器材和实验方案．实验器材：玻璃瓶、天平；实验步骤：①向玻璃瓶内放入半瓶碎冰块后将瓶盖密闭，用天平称出瓶与冰的总质量m1；②将瓶放入热水中，待瓶内冰块完全熔化后将瓶外水擦干，放入天平称出瓶与水的总质量m2，比较m1与m2．可知冰的状态变化了但质量不变（3）通过这次活动，你有什么感想？（简要回答）科学探究离不开实验，实验证明了事实胜于雄辩．