课时作业（二十）Living with technology-【学易优】2024年高考英语一轮总复习课时分层突破（牛津译林版）

高考总复习·英语（译林版） 课时作业（二十）Living with technology I,阅读理解 1.What can the microrollers be used for? A A.Repairing blood cells. (2023·江苏省南京市第一中学高三第一次模拟) B.Delivering drugs. Metin Sitti at the Max Planck Institute for C.Improving blood flow. Intelligent Systems in Stuttgart,Germany,and his D.Performing operations. colleagues have developed tiny robots called 2.What does Paragraph 2 mainly tell us about the "microrollers"that can carry cancer drugs and microrollers? selectively target human breast cancer cells.The A.Their shape. B.Their advantage. team drew inspiration for the design of the robots C.Their design. D.Their application. from white blood cells in the human body,which 3.What can we learn about the robots from Para- can move along the walls of blood vessels(血管) graph 4? against the direction of blood flow. A.Their direction can be adjusted. The microrollers are round and made from B.They might miss the target cells. glass microparticles.One half of the robot was coa- C.They might get stuck in the blood. ted with a thin magnetic nanofilm(磁性纳米膜) D.Their speed can change automatically. made from nickel and gold.The other half was coa- 4.What will the scientists probably do next? ted with the cancer drug doxorubicin as well as A.Put the microrollers to clinical use. molecules that recognize cancer cells. B.Sell the microrollers in large quantities. The team tested the robots using mouse blood C.Tear the microrollers down in the body. and artificial channels lined with human endotheli- D.Experiment with the microrollers further. al cells-the kind of cells that line the inner walls B of our blood vessels.The robots were exposed to a (2023·高考英语考前信息必刷卷04) mixture of cancerous and healthy tissue.The “After30 years of reading cardiograms(,心电 microrollers selectively attached to the cancer cells 图)，I can never tell whether it's from a man or and were activated using UV light to release the woman,or the age of the person,"said Eric doxorubicin. Topol,a cardiologist from Scrip