Cruz Genet, 11, and Anthony Skopick, 10, couldn’t agree. Were the birds on the ice ducks or geese? There was only one way to find out. So on a chilly January evening, the two friends went to the frozen pond near their house in Frankfort, Illinois, to get a better look. First they tossed a rock onto the ice to test it . Cruz told NBC 5 Chicago ,“ Then we stepped on it” Convinced the ice would hold their weight, Anthony took a few steps, then....FooMP. He crashed through the seemingly frozen surface.” There was no sound, no sound, no crack,” he told NBC 5 Chicago.” I just fell through instantly.”
Cruz rushed to help his panicked friend.--the pond swallowed him too. Gruz managed to lift himself out of the freezing cold water and onto a more solid section. He then cautiously worked his way toward Anthony. But the ice didn’t hold, and he fell in again. This time he couldn’t get out. The boys were up to their necks in icy water and quickly losing feeling in their limbs. Any chance of their feeling themselves was slipping away. Gruz was sure he was going to die.
Anthony’s older sister had seen the boys fall through the ice and started screaming for help.
John Lavin, a neighbor driving nearby buoy, kicked off his shoes, and ran into the freezing water, Lavin made his way to Gruz and Anthony and hauled them back to land .They were taken to the hospital, where doctors, discovered that their five-minute stay in the water had lowered their body temperature nearly ten degrees.
Fortunately, the boys have fully recovered, though they are still a little awe-struck by their fearless neighbor. “Just to think,” says Gruz, “if he wasn’t there, I could have died.”
It can be inferred from the text that the ice_____
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MP3（ ）。
计算机软件是指（ ）。
下面哪一项不属于维护交易安全原则的内容？（ ）
围绕《建国以来的重大科技成就》一课，做一个教案。
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在国际关系中，第三世界国家历来是中国团结合作的对象，因为 ①第三世界国家是国际社会一支重要的政治力量 ②团结第三世界国家符合中国的国家利益 ③合作是第三世界国家共同发展的必由之路 ④第三世界国家在南北关系中处于主导地位（ ）
微观经济学要解决的问题是（ ）
机关文书部门或业务部门在年终或第二年上半年对归卷的文件材料进行整理等工作，称为（ ）。
20世纪70年代中国外交有了重大突破和转机，转变的关键是（ ）
