高考英语阅读理解考点巩固卷-凯发官网入口

卷 考点巩固卷 阅读理解之记叙文2023 年高考真题【 【2023 ▪ 考 新高考 i 卷】when john todd was a child, he loved to explore the woods around his house, observing how nature solvedproblems. a dirty stream, for example, often became clear after flowing through plants and along rocks where tinycreatures lived. when he got older, john started to wonder if this process could be used to clean up the messespeople were making.after studying agriculture, medicine, and fisheries in college, john went back to observing nature and askingquestions. why can certain plants trap harmful bacteria (细菌)? which kinds of fish can eat cancer-causingchemicals? with the right combination of animals and plants, he figured, maybe he could clean up waste the waynature did. he decided to build what he would later call an eco-machine.the task john set for himself was to remove harmful substances from some sludge ( 污 泥 ). first, heconstructed a series of clear fiberglass tanks connected to each other. then he went around to local ponds andstreams and brought back some plants and animals. he placed them in the tanks and waited. little by little, thesedifferent kinds of life got used to one another and formed their own ecosystem. after a few weeks, john added thesludge.he was amazed at the results. the plants and animals in the eco-machine took the sludge as food and beganto eat it! within weeks, it had all been digested, and all that was left was pure water.over the years, john has taken on many big jobs. he developed a greenhouse — like facility that treatedsewage (污水) from 1,600 homes in south burlington. he also designed an eco-machine to clean canal water infuzhou, a city in southeast china.“ecological design” is the name john gives to what he does. “life on earth is kind of a box of spare parts forthe inventor,” he says. “you put organisms in new relationships and observe what’s happening. then you let thesenew systems develop their own ways to self-repair.”4. what can we learn about john from the first two paragraphs?a. he was fond of traveling. b. he enjoyed being alone.c. he had an inquiring mind. d. he longed to be a doctor.5. why did john put the sludge into the tanks?a. to feed the animals. b. to build an ecosystem.c. to protect the plants. d. to test the eco-machine.