2018-2019学年高考英语一轮复习Unit21HumanBiology高考试卷分块专练北师大版选修7

《2018-2019学年高考英语一轮复习Unit21HumanBiology高考试卷分块专练北师大版选修7 》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Unit21HumanBiology高考试卷分块专练第一节(共15小题；每小题2分，满分30分)A(2018·张家界模拟)Planningtogotoagym?Ifyouareoneofthosewhohavespentmanydaysplanningtojoinagymortoattenditregularly,thenwhynotchoosesomehomeexercises?Herearesomehomeexerciseswithoutequipment.JumpingjacksThisoneisthebesthomeworkoutwithoutweights,whichisagreat

2、exercisethatwillworkyourhandsandlegs.Performthisexercisebystandingwithyourfeetplacedtogetherandarmsatyoursides.Nowtuckinyourabs(收腹)andjumpbybendingyourknees.Atthesametime,moveyourfeetapartasmuchasyoucanandraiseyourhandstobringintolinewithyourshoulders.Whileyouebackyoumustbeinastartingposition,feetto

3、gether,handsatsidesandkneesbent.Youmustlandonyourheelsandagainjump.JoggingJoggingisoneofthebesthomeexerciseswithoutweights.Youdon'tneedtohavealawnorjoggingtrackathometoperformthisexercise.Therearemanybenefitsofjogging.Itwillworkyourentirelegs.Moreover,itisaclassiccardiovascular(心血管的)workout.Makesure

4、youwearjoggingfootwearevenifyouarejoggingathometoavoidanystressonyourfeet.Also,youcangraduallyincreasethejoggingtimeandspeed.Rotating(旋转)exerciseStartbyrotatingyourwrists,clockwise(顺时针方向地)andanticlockwise.Now,alternatelyrotateyourfeetinthesamefashion.Nowplacebothyourhandsontheshouldersandstartrotati

5、ngyourshouldersclockwiseandanticlockwise.Placeanexercisematandlieflatonyourback.Nowliftyourleftlegandrotateitclockwise;donotbendyourknees.Nowresttheleftleg,liftyourrightlegandrotateitanticlockwise.Itisnecessarytosetaperfectmoodforexercisewhichwillhelpyousticktotheexerciseroutineandexcitement.Makesur

6、eyouwearproperexerciseclothestoperformtheworkoutwithease.Also,puttingonyourfavoritemusicwillmakeyourexercisesessionmorelively.Ifyougetboredwithexercises,justdance,afterallit'salsooneofthebesthomeexercises.21．Whilejoggingathome,you________.A．mayexerciseyourbodyentirelyB．hadbetterchooseapairofpropersh

7、oesC．shouldfindaspaceasthejoggingtrackfirstD．muststicktoafixedtimeandspeed解析：选B　细节理解题。根据Jogging部分的第六句“Makesureyouwearjoggingfootwearevenifyouarejoggingathometoavoidanystressonyourfeet.”可知，在家中慢跑时也要确保穿慢