2024年普通高等学校招生全国统一考试模拟试题英语一衡水金卷先享题分科综合卷
2023-11-15 02:54:54
2024年普通高等学校招生全国统一考试模拟试题英语一衡水金卷先享题分科综合卷正在持续更新,目前2025衡水金卷先享题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。
While Califomitheeoikptebe behindthem.New Jersey is one of several eporing posible e lime.Speaking o ABCNewpediatrician Dr.Bert Mandelbaumvr thepoenia uingThouh the later sar timeswill create conficts in bus schedules the overabenefi the law coud bring might ouweigh any negatives."28.What is the purpose of the new California law?A.To let students get enough sleepB.To reduce students'learning pressure.C.To adjust the teaching time of the school.D.To encourage students to develop hobbies.29.What are the figures in the second paragraph used to explain?A.Harm of lack of sleep to studentsB.Reasonable sleep time for studentsC.Benefits of students going to bed earlyD.Reasons for students'falling grades.30.What did the study in the third paragraph find about the university students surveyed?A.Most of them had mental health problems.B.Few of them performed well academically.C.They were used to staying up late at night.D.Over half of them felt sleepy during the day.31.What is Dr.Bert Mandelbaum's attitude towards the new law?A.Opposed.B.Confused.C.SupportiveD.Suspicious.DMore than 50 years after Apollo 11 touched down on the moon's rocky surface and scooped up small bottlesof lunar soil,seientists have announced that they've kept the mission alive in a fresh way.Researchers from theUniversity of Florida (UF)successfully grew plants in regolith ()or lunar soil,collected during theoriginal Apollo landings.NASA,who helped to fund the research,provided the team with 12 grams of regolith in 2021.Theseteaspoons of soil were divided into thimble-sized plastic wells.After planting the seeds,the scientists moved theplates of wells into a tightly controlled growth room.Initially,the researchers were unsure if any seeds wouldsprout ()as the experiment was the first of its kind.But within just 60 hours of being planted,every seedin the regolith started growing and had tiny shoots.Part of the team's success might have come from the seeds they chose."The Arabidopsis (plantsthat were used for this are easy and inexpensive to grow.In addition,they are suitable for research thanks totheir genome.The species'entire genetic sequence (is much smaller compared to other plants andis well-mapped,making it a go-to for comparative studies,"explains biologist Sharmila Bhattacharya of NASA'sAmes Research Center.When the plants in lunar regolith appeared to struggle more than the control plants,researchers took a closelook at the RNA from both batches."It was very clear that while the plant is managing to grow in regolith,therewere elements of stress(应激),”Bhattacharya says..“The cells were turning on these responses like whenthey're exposed to external stress."Cellular stress indicators were only one sign of growth problems.The plants grown in regolith also showedslow growth,shorter roots,and pigmentation (on the plant.The stress of growing in lunar soilshowed externally,as well as internally in the plants'RNA.According to Bhattacharya,if researchers are able to see exactly which gene pathways appear stressed,they can use genetic engineering to help plants thrive in stressful environments.Engineering or finding plantsbetter suited for regolith growth could be the key to lunar agriculture,which Bhattacharya says is a step towardlonger space flights and maybe even off-Earth settlements【2023届高考原创模拟卷·英语(三)第5页(共8页)】
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