[天一大联考]2023-2024学年高中毕业班阶段性测试(八)8试卷及答案试题(英语)正在持续更新，本期2024衡中同卷单元卷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。 Teams will face off in a fast-paced,question-and-answer format,and their knowledge in all areas of science andmathematics will be tested.Regionals will continue weekly until mid-March.The winning team from each qualifying regional competition will be qualified to compete in the NationalFinals to be held in Washington,D.C.,from April 25-29,2024,with all expenses paid by DOE.The national eventconsists of several days of science activities and sightseeing,along with the competitions.In the National Finals,the top two teams will earn $5,000 for their schools'math and science departments.Schools ranking in the top 16 will receive $1,000 for their science departments.But to many,the ultimate prize issimply the honor of winning the National Championship.Today,the NSB annually draws more than 10,000 middle and high school competitors.Since the firstcompetition in 1991,approximately 344,000 students have faced off in the NSB Finals.The 2024 competitors willfollow in the footsteps of previous NSB contestants and will blaze a trail for students in science,math,andengineering.For more information,please visit the Office of Science website.21.Which word can best describe the regional competitions?A.Fair.B.Interesting.C.Special.D.Challenging.22.What can we learn about the National Finals?A.The championship victory is highly valued.B.The event only involves fierce competitions.C.Most of the expenses will be covered by DOED.The prize money will be awarded to individuals.23.What is the text?A.A news release.B.A survey report.C.A learning project.D.A scientific review.BIn the early 19th century,New England farmers,tired of wrestling with their poor land,journeyed to theMidwest.In states like Illinois and Iowa,they found rich,black soil.Unfortunately,many soon felt like thirstysailors in the middle of the ocean-water everywhere but not a drop to drink.They were surrounded by fertile soil,but had to stop every few seconds to remove the sticky dirt off their iron plows()with large wooden paddles.This dilemma caught the attention of John Deere,a blacksmith who moved to Illinois in 1836.Decre decided to look into the problem.From his previous work on plows,he knew that dirt was less likely tostick to highly polished metal.That thought was in the back of his mind when he visited a sawmill()in 1837and noticed a broken saw made of steel.Deere brought it home and began making a better plow.The plow hewanted would have to cut deep into the soil at a sharp angle so that dirt would fall off,yet it could not put too muchburden on the horses pulling it.After several experiments,Deere constructed a new plow that featured woodhandles.It proved a success.Unlike the old iron plows,Deere's not only had a blade from which dirt fell awaycleanly,but it also turned the soil more efficiently and quickly.Demand for Deere's plows increased sharply,but production was limited by the shortage of polished steel.Initially,Deere could only produce a few plows each year.However,Deere's persistence paid off as he sourcedcheaper steel from Pittsburgh.Amazingly,in 1857,his company manufactured and sold 10,000 plows!Deere,a perfectionist,continually improved his plows,introducing multiple new versions in a single year.While this slowed down his production ability,it ensured Deere a solid reputation among his customers.Deereplows became world famous in the 1870s when they outshone the competition in a demonstration in France.That英语试题第3页（共8页)