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用心爱心专心Unit3Amazingpeople同步练习(三)Period3Reading(2)预习作业一、句型转换(每题4分共20分)1.Assoonasheenteredtheroomthetelephonerang.→_________________________thetheroomthetelephonerang.2.HewentillnotlongafterhisjourneyfronFrance.→He___________ill______________________hishisjourneyfronFrance.3.Ithinkhehassomethingtodowithit.→________________________thinkhe________________________todowithit?4.Theneatyearwhenhewas17yearsoldhebeganhisadventureforthefirsttime.→The___________year___________________________________________17hebeganhis____________________.5.OnSaturdaysandSundaysthedininghallprovidesdinnertogetherwithbreakfast.→______________________thedininghall__________dinner_____________________________brakfast.课堂作业二、多项式选择填空(每题2分共40分)EdmundHalleywasan__(1)____scientistwholivedover2000yearago.He___(2)__theobservationsofcometswhich___(3)___scientistshadmade.Theorbitofoneparticularcometwasaverydifficultmathematicalproblem.Hecouldnotfigureitout.___(4)____couldotherscientistswhodealtwith___(5)___problems.HoweverHalleyhadafriendnamedIssacNewtonwhowasalsoabrilliantEnglishmathematician.Newtonthoughthehadalreadlyworkedoutthatproblembuthecouldnotfindthepapers___(6)__hehaddoneit.HetoldHalleythatthe____(7)__ofacomethadtheshapeofanellipse(椭圆).NowHalley___(8)___towork.He___(9)__outtheorbitsofsomeofthecometsthathadbeen___(10)___byscientists.Hemadeasurprising____(11)____.Thecometsthathadappearedintheyears15311607and1682allhadthe___(12)___orbit.Yettheirappearanceshadbeen75to76years___(13)__.Thisseemedvery__(14)___toHalley.Threedifferentcometsfollowedthesameorbit.The___(15)___Halleythoughtaboutitthemorehethoughtthattherehadnotbeen__(16)___combetsaspeoplethought.He__(17)____tha