2023届全国卷百师联盟开学考英语 答案，知嘛答案网已经编辑汇总了2023届全国卷百师联盟开学考英语 答案的各科答案和试卷，更多试卷答案请关注知嘛答案。
5.【答案】D【解析】由题意知，a=2,双曲线兰-x2=1的渐近线方程为千-2=0，即2x±y=0,故选D.
B【语篇导读】本文是一篇说明文。一群科学家在欧洲、美国和尼泊尔的实验室里“远程”研究珠穆朗玛峰，文章介绍了他们研究珠穆朗玛峰的方式以及面临的困难。5.C【解析】细节理解题。根据第二段“We believe thebest way to get a full scientific picture of Qomolangma isnot just to do one kind of science,"says Paul Mayewskiof the University of Maine,the leader of the effort.知，Paul Mayewski建议通过做多种科学全面研究珠穆朗玛峰。故选C。6.C【解析】细节理解题。根据第三段Ice cores willallow scientists to go back in time-tens,hundreds andperhaps thousands of years to learn about the environ-ment.Snow and water samples give a look at what'shappening on the mountain,today,including the futureof the glaciers.可知，团队要分析冰核是为了了解更多过去的环境。故选C。过去的环境。故选C。7.D【解析】细节理解题。根据倒数第二段The jobrequired a specially designed drill system powered bybatteries,and an excellent team to figure out how to pre-vent the cores from becoming liquid during their longjourney back to the University of Maine's laboratory foranalysis..可知，Mariusz Potocki遇到的困难是如何成功地把冰冻的冰核送到实验室。故选D。8.B【解析】推理判断题。根据最后一段“The icedoesn't lie,"Mayewski says."The very idea that thehighest part of the planet hasn't been spared from humanactivity ought to be a real wake-up call for everybody.可推知，人类活动已经影响了珠穆朗玛峰。故选B。
