安徽省2024年九年级百校大联考(5月)数学.考卷答案

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安徽省2024年九年级百校大联考(5月)数学.考卷答案试卷答案

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10.maketherightdecisionsaboutyourdiet12.持健康的饮食态度15.consistof17.不管;不顾第3版LANGUAGELEARNING语言知识学习篇PART1I.1-6dacfebII.a.tob.ofc.offd.ate.in1.gohandinhand2.priorto3.Ataminimum4.sliceoff5.consistsofPART21.hadgot2.hadgone1Earlyinthemorning,aftertheyhadfinishedtheirbreakfast,JohnandTedtooktheirbagsandsetoff.(2Whentheyarrivedatthelake,theyatesomesnacksanddranksomewaterthathadbeenpacked,andbegantofish.(3Theyhadpromisedtheirmothertobringthefishthattheycaughthomefordinner.(4Whentheyarrivedhome,JohnandTedtoldtheirparentsthattheyhadcaughtthebiggestfishtheyhadeverseen,andshowedthemallthefish.PART3I.1.ideal2.chew3.categories4.quantity女1.Theoverallatmosphereofthisrestaurantispleasantandcomfortable.2.Thereisanassociationbetweenfibreintakeandheartdiseaserisk.3.Wecangetfundamentalvitaminsbyeatinghealthily.4.Differentfoodscanimpactyourfeelingsoffullnessdifferently,regardlessofthenumberofcaloriestheycontain.语言知识应用篇1.toget2.which3.following4.on5.or6.aredistracted7.creative8.ingredients9.Finally10.satisfaction

安徽省2024年九年级百校大联考(5月)数学.考卷答案

6.如图所示,半径为R的半球形碗固定于水平面上,碗口水平,O点为碗的圆心,A、B为水平直径的两个端点。将一弹性小球(可视为质点)从A点沿AB方向以初速度v1水平抛出,小球与碗内壁碰撞一次后恰好经过B点;若将该小球从离O点32R处的C点以初速度v2水平抛出,小球与碗内壁碰撞一次后恰好返回C点。假设小球与碗内壁碰撞前后瞬间小球的切向速度不变,沿半径方向的速度等大反向,则v2与U1的比值为A.23C.5