蓉城名校联盟2022~2023学年度上期高中2021级高二入学联考理科数学答案

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蓉城名校联盟2022~2023学年度上期高中2021级高二入学联考理科数学答案

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A【语篇导读】本文是一篇说明文。文章主要讲述了美国马里兰州的一个男孩和他的妹妹参加了一个由非盈利性的Rube Goldberg组织举办的比赛,制造了这样一台机器,它能够把一块肥皂丢到某人手上,解决了孩子们洗手难的问题。l.A【解析】推理判断题。根据第三段Every year,.theRube Goldberg competition assigns a specific task,considering inventions that use complex systems to carryout a simple everyday task.可推知“sweeping the floor''”属于简单的日常任务。故选A。2.B【解析】细节理解题。根据第四段But withschools closed to slow the spread of the virus,organizerschanged the rules.This year,the team can include anyfamily members and people were asked to sendinrecordings of the machines to compete..和第五段Withtheir video demonstration,they can now enterthecompetition.可知,参赛视频有资格参赛。故选B。3.A【解析】推理判断题。根据最后一段She said that"creativity and play"connects with children.It is betterthan the message."We have to wash our hands becauseof this horrible virus,”Glowinski added.可知,Dr.AnneGlowinski认为这个发明很实用。故选A。4.D)【解析】推理判断题。根据第一段But what ifwashing hands is connected to a fun creative activity?What if instead of simply reaching for the soap,amachine could drop it right into your hands?可知,作者的写作意图是介绍一项“让孩子洗手有乐趣”的比赛。故选D。

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B【语篇导读】本文是一篇说明文。文章主要介绍了丹麦奥胡斯市的一家污水处理厂成功地把污水变成了能源。5.B【解析】词义猜测题。根据第二、三段内容可推知,除了运转污水处理厂需要的电量,还有多余的电(the surplus)可以用来供给城内的居民,甚至不需要的电还可以卖给当地电网。故选B。6.A【解析】细节理解题。根据第四段Carbon isremoved from the wastewater and pumped into digesterskept at 38C filled with bacteria.These produce biogas可知,该厂从污水中提取出碳,然后让碳和细菌发生反应,产生生物气。故选A。7.A【解析】推理判断题。根据第七段have a long waytogo和requires a big investment(投资),第八段中的plant needs to be big enough wastewater has to be theright mix可推知,Walton认为该厂的新技术实施起来有难度。故选A。8.C【解析】主旨大意题。通读全文可知,本文讲了丹麦奥胡斯市利用废水发电的新技术,故用C项作标题能准确概括文章大意。