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1、2024天一大联考高考冲刺押题卷四英语
2、2024天一大联考高考全真模拟卷四英语
3、2023-2024天一大联考高考全真模拟题英语
4、2023-2024天一大联考高考全真模拟卷(一)英语卷答案
5、2024天一大联考四英语答案
6、2023-2024天一大联考高考全真模拟题一英语
7、天一大联考高考冲刺押题卷一英语2024
8、2023-2024天一大联考高考全真模拟题四
9、2024天一大联考高考冲刺押题卷二
10、2023-2024天一大联考高考全真模拟题二英语

25.Why did Mattison write students'initials on the dollars?A.To award bonus points to students based on their initials.B.To keep track of the amount donated by each student.As part of a seeret message for a classroom game.7。To identify the original owner of the lost old dollar.betweenWht was the purpose ehind aing money ard accorDNAA.To fund a school trip for the class.permitB.To figure out the mysterious goal of the teacher.of celC.To purchase new supplies for the classroom.D.It was a school-wide initiative for charity.one t27.Which is the best title of the passage?theA Katie Mattison's Heartfelt Donation to ALS AwarenessmutDylan Belscher's Honesty:A Dollar's Unexpeeted JoureyC.Studentsnerosity Unfolds:From a Lost Dollar toa MeaningfulALS DioClassroom Activities:Loosening the Classroom Dollar Mystery0Anew study suggests that identical twins are not exactly the same genctically.Identicaltwins are two babies that come from the same fertilized egg().Scientists in eandalead researcher and geneticist Kari Stefansson said.He is a professor at the University ofIceland and founder of the company deCODE genetics.Mutations are small changes in DNA that can happen when a cell divides in an attempt tocopy itself.These small changes can influence a person's physical appearance or contro aperson's ability to fight a disease.The newly-discovered mutations show that identical twins dohave genetic differences,the researchers said.The results were recently published in NatureGeneticsOn average,identical twins have 5.2 of these early genetic differences,the researchersfound.But about 15 percent of identical twin pairs have more than that.Some may have asmany as 100 genetic differences,Stefansson said.These differences represent a small part ofeach twin's genetic material.But they could influence why one twin is taller or why one is atgreater risk of some cancers than the other.In the past,many researchers believed physical differences seen in identical twins wererelated mostly to environmental influences,such as nutrition or lifestyle behaviors.JanDumanski isa geneticist at Sweden's Uppsala University.He was not invoved in the study.Hepraised the findings as a clear and important contribution to medical research."It suggests wehave tobe very careful when we are using twins as a model for examining the nfuens ofgenetics or the environment,"Dumanski said.英语试题第6页（共13页）