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2024届“3+3+3”高考备考诊断性联考卷(贵州卷)(三)3答案(英语)

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2024届“3+3+3”高考备考诊断性联考卷(贵州卷)(三)3答案(英语)正在持续更新,目前2024-2025英语周报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。

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28.What do the wooden barriers created by beavers act as?A.WaterwaysB SamplesC.Dams29.What is the direet resul of frequent droughts and floods?D.SensorsA.More dams emerge on the river.B.More American beavers appear in the US.C.More pollutants are removed from the river.D.More oxygen is created in the river.30.Why did the researchers collect water samples from below the ground's surface?A.To keep an eye on the water quality.C.To reveal the damage caused by floods.B.To compare water quality of the stretch.31.What can be a suitable title for the text?D.To save the river from drying upA.Organisms help decrease nitrate.B.Beavers contribute to climate change.C.Extreme weather catches researcher's eyes.D.Beavers help protect rivers against climate change.DMillions of people have conditions that make walking difficult.Millions more regularly performtough movement as part of their jobs.Wearable robotic devices called exoskeletons that help the legsmove could benefit both of these groups.In laboratory settings,such devices have helped people walkfaster while using less energy.But various obstacles have kept these devices from being practical foreveryday use.A research team at Stanford University led by Dr.Steven Collins has developed an exoskeletonthat can rapidly adapt to the user during normal walking.The team tested how well an exoskeletonbased on their model could adapt to a user.They then compared it to one based on lab measurements.Both methods wound up applying similar forces at different speeds and reduced effort similarlyacross a range of conditions.But the model-based adaptation took only one-quarter as long as themeasurement-based adaptation.Next,the researchers created a portable,ankle-worn exoskeleton that could be used in the realworld.The exoskeleton was powered by a battery pack worn at the waist.The team conducted tests of the device outdoors on public sidewalks.Compared with walking innormal shoes,the exoskeleton increased walking speed by 9%while expending 17%less energy onaverage.This is equal to the energy savings of removing a 20-pound backpack.When walking on atreadmill (at a constant speed,users expended up to 23%less energy,equal to removing a30-pound backpack."This exoskeleton personalizes assistance as people walk normally through the real world,"Collins says."This opens the door to a much broader use of exoskeletons to assist individuals withphysical impairments (and people who need to carry heavy loads,"adds co-author Dr.ScottDelp.32.Who are exoskeletons designed for?A.Sportsmen in a race.B.Firefighters on a mission.C.Patients with mental disabilities.D.Doctors doing an operation.33.What do the underlined word"obstacles"in the first paragraph mean?C.ModelsD.BackpacksA.BarriersB.Applications高三英语(三模)一5
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