2022年高二英语北师大版选修8练习:Unit 22《Environmental Protection》Section Ⅱ Language Points学业分层测评.pdf
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1、1 学业分层测评学业分层测评.单句语法填空 1We substituted fish _ meat several times a week.2Some people advocated _(limit)the number of cars on the main road.3It is time to take action _(let)our customers understand this.4.I could sacrifice a great deal _ a cause.5He was condemned to _(die)for murder and later hanged.6
2、Please go back to your classroom _ turn.7We train them to make use of _(refer)books.8I look forward to _(come)to work every day.9There _(be)a number of Negroes in the city.10I cant go out with all these clothes _(wash)【答案】1.for2.limiting3.to let4.for ing9.are 10to wash.单句改错 1.He sat there with his e
3、yes close._ 2.Giving that he was still a boy,I forgave him._ 3The number of fish in coastal waters have decreased._ 4I was trapped into tell the police all I knew._ 5Their devotion to their children was beyond word._ 6The person refer to is my English teacher._ 7We looked after the little boy by tur
4、n._ 2 8Tom was condemned with life imprisonment._ 9Margarine is often used as a substitute with butter._ 10The report advocated that all buildings was fitted with smoke detectors._【答案】1.close 改为 closed2.Giving 改为 Given 3 have 改为 has4.tell改为 telling5.word 改为 words6.refer 改为 referred7.by 改为 in 或 turn
5、改为turns8.with 改为 to9.with 改为 for 10was 改为 be.阅读理解 Plants are flowering faster than scientists predicted(预测)in reaction to climate change,which could have long damaging effects on food chains and ecosystems.Global warming is having a great effect on hundreds of plant and animal species around the wor
6、ld,changing some living patterns,scientists say.Increased carbon dioxide(CO2)in the air from burning coal and oil can have an effect on how plants produce oxygen,while higher temperatures and changeable rainfall patterns can change their patterns of growth.“Predicting species reaction to climate cha
7、nge is a major challenge in ecology,”said the researchers of several US.universities.They said plants had been the key object of study because their reaction to climate change could have an effect on food chains and ecosystem services.The study,published on the Nature website,uses the findings from
8、plant life cycle studies and experiments across four continents and 1,634 species.It found that some experiments had underestimated(低估)the speed of flowering by 8.5 times and leafing by 4 times.“Across all species,the experiments underpredicted the speed of the advancefor both leafing and floweringt
9、hat results from temperature increases,”the study said.The design of future experiments may need to be improved to better predict how plants will react to climate change,it said.Plants are necessary for life on the Earth.They are the base of the food chain,3 using photosynthesis(光合作用)to produce suga
10、r from carbon dioxide and water.They let out oxygen which is needed by nearly every organism on the planet.Scientists believe the worlds average temperature has risen by about 0.8 since 1900,and nearly 0.2 every ten years since 1979.So far,efforts to cut emissions(排放)of planetwarming greenhouse gase
11、s are not seen as enough to prevent the Earth heating up beyond 2 this centurya point scientists say will bring the danger of a changeable climate in which weather extremes are common,leading to drought,floods,crop failures and rising sea levels.【语篇解读】本文为说明文,题材为科普知识类。温室效应已经影响了植物的生长类型,由于植物在食物链和生态系统中有
12、着重要影响,科学家们正致力于研究其生长变化。1What is the key information the author wants to give in Paragraph 1?APlants reaction to weather could have damaging effects on ecosystems.BThe increasing speed of flowering is beyond scientists expectation.CClimate change leads to the change of food production patterns.DFood c
13、hains have been seriously damaged because of weather.【解析】主旨大意题。根据第一段“Plants are flowering faster than scientists predicted(预测)in reaction to climate change.”可知本题应选择 B 项。【答案】B 2We can learn from the study published on the Nature website that_.Aplants flowering is 8.5 times faster than leafing Bthere
14、are 1,634 plant species on the four continents Cscientists should improve the design of the experiments Dthe experiments failed to predict how plants react to climate change【解析】细节理解题。根据文章第五段最后一句话“It found that some experiments had underestimated(低估)the speed of flowering.”以及第七段“The design of future
15、experiments may need to be improved to better predict.”可知本题应选择 C 项。【答案】C 3Scientists pay special attention to the study of plants because_.4 Athey can prove the climate change clearly Bthey are very important in the food chains Cthey play a leading role in reducing global warming Dthey are growing a
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