全国100所名校最新高考冲刺卷英语2023届Y1

2023-11-13 15:00:49 30℃

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B.Planting a tree in a pot and reusing it.C.Using plants to replace Christmas trees.D.Ignoring the tradition and canceling the tree.31.In which section of a website can you find the text?A.Business.B.Education.C.Health.D.Environment.DDogs can smell the difference between odors()from humans when they're stressed andwhen they're calm,according to a study published Wednesday.Researchers first collected breath and sweat samples(样本)from study participants(参与若)to use as a baseline.Afterward,these people performed a task,counting backward from 9,000 inunits of 17 in front of two researchers for three minutes."If the participant gave a correctanswer,they were given no feedback and were expected to continue,and if they gave an incorrectanswer the researcher would stop them with 'no?and tell them their last correct answer,saidlead study author Clara Wilson.The study team collected another round of breath and sweat samples after the task wascompleted.Additionally,the researchers collected reported stress levels,heart rate and bloodpressure before and after the task.Thirty-six participants who reported feeling stressed and hadincreased heart rate and blood pressure had their samples shown to the dogs.The researchers presented post-task breath and sweat samples from one person to 20 dogsalong with two other blank control samples.The dogs needed to choose the correct sample atleast seven out of 10 times to move onto the next stage.In the second and final stage,the study team showed the four dogs that passed stage one thesame samples they smelt in stage one along with a sample from the same individual collectedbefore the task and a blank.The dogs chose the right sample in 93.8%of the tests,which suggested that the stressodors were quite different."It was fascinating to see how able the dogs were at discriminatingbetween these odors when the only difference was that a mental stress response had occurred,she said.More experimentation needs to be done outside of a lab to see how applicable the results ofthis study are in the real world,Wilson said.These findings also open the door to future researchto study if dogs can recognize different emotions,plus how long the dogs are sensible to theodors,she said.32.Why are participants asked to count numbers?A.To build up their hearts.B.To stress them out mentally.C.To exercise their breathing.D.To test their academic performance.33.Which of the following can best explain the underlined word "discriminating"in paragraph 6?A.Telling apart.B.Testing out.C.Drying out.D.Cleaning up.34.What does the last paragraph mainly talk about regarding the study?A.Expectations for the future research.B.Supporting evidence for the research results.C.A further explanation of the research methods.D.A reasonable doubt about the research process.35.What can be a suitable title for the text?A.Dogs Can Sense People's FearB.Researchers Found Dogs Can CountC.Dogs Can Smell When Humans Are StressedD.New Evidence of Dog Intelligence Was Found英语试题第5页（共8页)

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