2024年100所名校高考模拟金典卷 24新高考·JD·英语-Y 英语答案

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2024年100所名校高考模拟金典卷 24新高考·JD·英语-Y 英语答案正在持续更新，目前2024届最新高考模拟示范卷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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29.What was the Postal Service's main business in the 1850s?公腊四身A.Goods transportation.动官C.Newspaper subscriptions.B.Letter delivery.D.Parcel services.30.Why is it unfair for private companies to use the Postal Service to deliver their goods?A.The private companies often charge terribly high rates.B.The online-shoppers cannot receive their parcels on time.C.The Postal Service usually leaves pareelsin the oaostofficesD.The"UPS"is originally designedrmerial home delivery.31.What is the best title for the text?A.The Problems of the US Postal Service3B.The Postal Service's Roles in the US HistoryC.A Brief History of the US Postal ServiceD.The Main Functions of the US Postal ServiceDAsatellite is best understood as an objet that has ony one force acting on itgravity.Technically speaking,anything that crosses the Karman Line at an altitude of 100km isconsidered a satellite in space.However,a satellite needs to be going fast-at least 8km a second to avoid falling backdown to the earth immediately.If a satellite is traveling fast enough,it will constantly"falltoward the ball-shaped earth.It means that the satellite will fall around the earth instead ofcrashing back on the surface.Here are several accepted orbits around the earth.One is called low-earth-orbit,whichextends from about 160 to 2,000km.This is the orbit where the International Space Stationand the Chinese Space Station orbit and where the spaceships usually do their work.In fact,all human missions,except for the Apollo and Chang'e flights to the moon,took place in thisorbit.Most satellites also work in this orbit.Geosynchronous((与地球同步的)orbit is the best spot for communication satellites to use,however.This is an orbit above the earth's equator()at an altitude of 35,786km.At thisaltitude,the rate of“fal”around the earth is about the same as the earth's rotation(自转)，whichallows the satellite to stay above the same spot on the earth almost constantly.The satellitethus keeps permanent otions with towers on the ground and allows for reliable communication.While some satellites are best used around the equator,others are better suited to morepolar orbits.Examples of polar-orbiting satellites include weather satellites,resourcesatellites and military satellites.Polar-orbiting satellitesare necessary because theycn helpscientists compare images from the same season over several years and monitor changes over time.32.What keeps a satellite from falling to the earth?A.Its rotation.B.Its orbit.C.Its speed.D.Its height.33.What can we say about the Chinese Space Station?A.It can be considered a satellite.B.It is below the Rarman Line.C.It is circling the earth at 7km/s.D.It has escaped the force of gravity.34.Which satellites are more suitable for Geosynchronous orbit?A.Weather satellites.B.Military satellites.C.Resource satellites.D.Communication satellites.35.What is the advantage of a polar-orbiting satellite?A.Gathering necessary equator data.B.Comparing seasonal changes.C.Providing precise weather forecast.D.Providing better telephone signals.【高三10月联考·英语第5页（共8页）】

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