题目内容
心脏骤停的80%以上的表现是VF或无脉VT。（）
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[音频]【填空题】Bilott decided right away to take the Tennant case. It was, to him, the right thing to do.Bilott 1) ____DuPont in the summer of 1999 in the Southern District of West Virginia. In response, DuPont and the E.P.A. 2) ____a study of the property. Their report did not find DuPont 3) ____the cattle’s health problems. The culprit, instead, was “poor nutrition, 4) ____veterinary care and lack of fly control.” In other words, the Tennants didn’t know how to raise cattle; if the cows were dying, it was their own fault. Bilott 5) ____a letter DuPont had sent to the E.P.A. that mentioned a substance at the landfill with a cryptic name: “PFOA.” He 6) ____and learned that it was short for perfluorooctanoic acid. But besides that, he could find nothing. He asked DuPont to share all 7) ____related to the substance; DuPont refused. In the fall of 2000, Bilott requested a court order to force them. The order was 8) ____. Dozens of boxes containing thousands of 9) ____began to arrive at Bilott’s office. There were more than 110,000 pages in all, some half a century old. Bilott spent the next few months on the floor of his office, poring over the documents and 10) ____them in chronological order.
1.在一个心理学实验中，设置了A、B、C三种条件，每一种条件下有随机抽取的4名参试者，实验结果分别是：A条件：75，82，77，76B条件：88，90，85，83C条件：75，73，71，70问三种条件下测得的结果有无显著差异？
土壤结构体是指土壤中的单粒相互胶结成为一定形状和大小的土块或土团。理想的土壤结构体是指团粒状。
小明同学最近学习前准备不充分,课堂上处于课间休息状态,学习杂乱无章,学习过程杂乱无序,无合理安排,遇到问题便四处张望、打听。按中学生行为表现特征划分为哪一类
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