全国100所名校最新高考冲刺卷英语2023届Y1

2023-11-26 05:33:22

全国100所名校最新高考冲刺卷英语2023届Y1正在持续更新，目前2025衡水金卷先享题答案网为大家整理了相关试题及答案，供大家查缺补漏，高效提升成绩。

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C.Adventurous but rewarding.D.Well-planned and interesting.26.What's the point the author want to convey in the passage?A.Practice makes perfect.B.All roads lead to Rome.C.Positive action leads to happiness.D.The whole is greater than the sum of its parts.27.Which of the following can be the best title for the text?A.The Last MemoryB.Up in the Sycamore TreeC.Father's Best SuggestionD.Clouds Across the HorizonCTo solve a big environmental problem,chemists have been thinking small.Really small:a new mini robot withthe purpose of helping clean up tiny plastic that pollutes water across the world.The new microrobots,each of which is no bigger than the tip of a pencil,are magnetic (and shapedlike four-pointed stars.When the sunlight shines on them,they can swim in a direction;when the sunlightdisappears,they stop moving.Finding a piece of plastic,they hold onto it,produce chemical reactions ()andstart to break it down.The project is led by chemist Martin Pumera,a researcher who also studies ways to build microrobots at theCzech University of Chemistry and Technology in Prague.About ten years ago,he noticed the microplastic waseverywhere,from the bottom of the ocean to the ice on the top of mountains.It even turned up in drinking water,both bottled and tap water.Just think about how much plastic you meet every day.It doesn't easily degrade ()which is a big problem.Therefore,Pumera chose to focus on the problem of water pollution caused bymicroplastic.The researchers tested the microrobots on four types of plastic in the lab.After a week,all four begandegrading,losing around 3 percent of their weight,which showed the microrobots were breaking the plastic down.The robots also turned the plastic's smooth surface into the rough one.Finally,the scientists showed that magnetscould attract the microrobots at the end of the test-along with the plastic waste.In fact,Pumera says they still have a long way to go.These microrobots are unlikely to succeed in degradingall types of plastic.They'll also need a lot of testing to show that they're safe in open waterways,such as at sea.But he thinks that these challenges can be overcome.Someday,the microrobots will play a big role in a worldwidecleanup effort.28.About the new microrobot,we can know thatA.it is in the shape of a ballB.it is as small as a pencilC.it is driven by sunlightD.it uses physical reactions29.What turned out to be Pumera's inspiration to design the microrobot?A.The microplastic pollution.B.The ice on the mountains.C.The need for drinking water.D.The development of ocean resources30.In what way does a microrobot deal with the plastic?A.Sorting it into four types.B.Making its surface smooth.C.Taking in it completely.D.Breaking it down to some degree.31.When it comes to their future research,Pumera's veryA.Doubtful.B.Confident.C.RegretfulD.Uncertain.DChinese restaurants began to open in America in the mid-19th century,mainly on the west coast where thefirst immigrants landed.They mostly served an Americanized version of Cantonese cuisine,chop suey,egg fu yung高三英语第4页

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