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Especially take note of her conclusion,which was delivered with a smile:"We got this-or,at least we8.What does the underlined word "vex"in paragraph 2 mean?will-eventually！"A.Frighten.B.Interest.C.Warn.D.Disturb.4.What does the author say about April?9.Why can giraffes resist fibrosis?A.She majored in art in college.B.She was worried about the future.A.They have high blood pressureB.They have slower heartbeats.C.She lived with her parents in her senior year.D.She said goodbye to friends before graduationC.They have specific gene variants.D.They have thicker left ventricles5.Why did April win the competition?10.What will Natterson-Horowitz and her team focus on in the future?A.She was very humorous.B.She saw beauty in the tough time.A.What causes giraffes'gene variants.B.What makes pregnant giraffes wellC.She expressed feelings honestly.D.She answered the question smartlyC.Why pregnant women suffer from illnesses.D.Why giraffes have unique adaptations.6.What do we know about the competition?11.Which is a suitable title for the text?A.It required a video entry.B.It was held in Canada.A.Cardiovascular Secrets of GiraffesB.Studies on Heart Fibrosis of GiraffesC.It attracted juniors worldwide.D.It was sponsored by PatriciaC.Health Effects of Giraffes'Long NecksD.Reasons for Man's High Blood Pressure7.What message does the author want to convey in the text?缘A.People should be united in the crisis.B.The disease affected people severely.The deep-sea oil and gas industry has a vast and costly infrastructure (to maintain.Wells,C.The young must show their creativity.D.People will surely overcome the difficultythousands of kilometers of pipelines and other equipment must be built,inspected and repaired.Now,cutting-edge underwater drones (and robots are being developed that could make the work safer,締To most people,giraffes are merely adorable,long-necked animals that rank near the top of a zoo visit.cheaper and less polluting.But to cardiovascular (scientists,there's even more to love.Giraffes,as it turns out,have solvedAmong them is Eelume,a six-meter-long,snake-like robot.It can be kept at a docking()station at分a problem that kills millions of people every year:high blood pressure.a depth of up to 500 meters for six months,without being brought back to the surface,and send back videosGiraffes have sky-high blood pressure because of their sky-high heads that,in adults,rise about sixand data.The robot can travel up to 20 kilometers before needing to return to the station to recharge.It canmeters above the ground-a long,long way for their hearts to pump blood upwards against gravity.To havealso change parts for different tasks,including cleaning brushes.糊a blood pressure of 110/70 in the brain-normal for a large animal-giraffes need a blood pressure of aboutMaintenance work at many deep-water wells and pipeline systems is already carried out by unmanned220/180 in the heart.It doesn't vex the giraffes,but pressure like that would cause all sorts of problems forvehicles.But these vehicles typically need to be transported to the offshore site on a fully crewed ship andpeople,from heart failure to kidney failure to abnormal ankles and legs.then remotely operated by the surface ship.These can cost up to$100,000 per day.When biologist Barbara Natterson-Horowitz examined giraffes'hearts,she found that their left ventriclesPal Liljeback at the Norwegian University of Science and Technology says that by"becoming a subsea份()did get thicker,but without fibrosis,which is a health problem associated with heart disease andresident living in a docking station,the robot can be mobilized at any time to do inspections and other tasks,would occur in people.She also found that giraffes have variants of five genes related to fibrosis.n keepingthereby reducing the need for costly surface ships".with the findings,other researchers who examined giraffe genes found several giraffe-specific gene variantsEelume can work autonomously on tasks given from an onshore control room.Its snake-like design allowsrelated to cardiovascular development and steady blood pressure.And in 2021,another research groupit to work in narrow spaces and twist its body to stay in place in strong currents.By docking under the sea,itreported giraffe-specific variants of genes involved in fibrosis.can be used whatever the conditions are on the surface of the ocean.And the giraffe has another trick to avoid heart failure:The ventricular filling period of the heartbeat is12.What can be inferred about Eelume?extended,Natterson-Horowitz found.This allows the heart to pump more blood with each beat,allowingA.It carries no cameras.B.It is operated by offshore ships.giraffes to run hard despite their thicker heart muscle.C.It is an all-around robot.D.It needs to be recharged every month.Natterson-Horowitz is now turning her attention to another problem giraffes seem to have solved:high blood13.What is the advantage of Eelume compared to unmanned vehicles?pressure during pregnancy().For people,this can lead to severe illnesses.Yet giraffes seem to do justA.Causing less pollution.B.Staying longer underwater.well.Natterson-Horowitz and her team are hoping to find out if they have unique adaptations that allow this.C.Sending information faster.D.Lowering maintenance costs.12新高考卷·英语猜题卷