【MOOC】大學(xué)體育-乒乓球-江蘇大學(xué) 中國(guó)大學(xué)慕課MOOC答案

【MOOC】大學(xué)體育——乒乓球-江蘇大學(xué)中國(guó)大學(xué)慕課MOOC答案隨堂測(cè)驗(yàn)1、【單選題】1.乒乓球運(yùn)動(dòng)起源于（）。本題答案：【英國(guó)】2、【單選題】2.乒乓球運(yùn)動(dòng)派生于（）運(yùn)動(dòng)。本題答案：【網(wǎng)球】3、【單選題】3.我國(guó)乒乓球運(yùn)動(dòng)員第一個(gè)獲得世界冠軍的是（）。本題答案：【容國(guó)團(tuán)】隨堂測(cè)驗(yàn)1、【單選題】1.握拍法可分為（）兩種。本題答案：【直握拍和橫握拍】2、【判斷題】2.比賽臺(tái)面不包括球臺(tái)臺(tái)面的垂直側(cè)面。本題答案：【正確】3、【判斷題】3.乒乓球拍由底板和覆蓋物組成，由膠水粘合而成一個(gè)整體。球拍的大小、形狀和重量受到限制。本題答案：【錯(cuò)誤】4、【填空題】4.依據(jù)海綿膠顆粒的位置、長(zhǎng)短分類，將海綿膠分為4類，(正膠)、（生膠）、（長(zhǎng)膠)、(反膠)。本題答案：【正膠、生膠、長(zhǎng)膠、反膠】單元作業(yè)單元測(cè)驗(yàn)1、【判斷題】比賽臺(tái)面包括球臺(tái)臺(tái)面的垂直側(cè)面。本題答案：【錯(cuò)誤】2、【判斷題】我國(guó)乒乓球運(yùn)動(dòng)員第一個(gè)獲得世界冠軍的是容國(guó)團(tuán)。本題答案：【正確】3、【填空題】乒乓球臺(tái)的長(zhǎng)米、寬米、高米。球臺(tái)臺(tái)面兩端的白線叫，球臺(tái)臺(tái)面兩側(cè)的白線叫。本題答案：【2.74，1.525，0.76，端線，邊線】4、【填空題】乒乓球的擊球時(shí)間分為、、、、。本題答案：【上升前期、上升后期、高點(diǎn)期、下降前期、下降后期。】隨堂測(cè)驗(yàn)1、【單選題】下列屬于正手平擊發(fā)球技術(shù)基本特點(diǎn)是：（）。Whichofthefollowingisthefeatureofforehandflatserve?（）本題答案：【球的飛行速度較慢Slowballspeed】2、【多選題】以下文字對(duì)正手平擊發(fā)球描述正確的是（）。Whichofthefollowingtextsdescribethereadypositionforforehandflatservecorrectly?（）本題答案：【擊球前收腹，上身前傾，將重心落于兩只腳前掌。Pullyourabdomenin,leanyourupperbodyforward,andplaceyourweightonthefrontofbothfeet.#擊球前手掌持平，將球置于掌心，球拍立于手掌旁。Puttheballonyourpalmandputyourracketnexttotheball.】3、【多選題】正手發(fā)平擊球時(shí)，以下描述正確的有（）。Whichofthefollowingtextsarecorrectaboutforehandflatserve?（）本題答案：【站位近臺(tái)，含胸收腹、屈膝，身體重心移至前腳掌。Standclosetothetable.Pullyourabdomenin,andplaceyourweightonthefrontofbothfeet.#擊球中上部。球擊出后第一落點(diǎn)在球臺(tái)中央。hittheballaboveitscenter.Theballfallsonthecenterareaofyourownside.】隨堂檢測(cè)1、【多選題】與正手平擊發(fā)球技術(shù)相比，正手發(fā)奔球技術(shù)的技術(shù)基本特點(diǎn)有：（）。Comparedwithforehandflatserve,thefeaturesofforehandrushserveare:()本題答案：【使球的飛行速度更快afasterballspeed#使球的飛行距離更長(zhǎng)alongerflyingdistance#使球的飛行弧線更低alowerflyingarcoftheball】2、【多選題】以下文字對(duì)正手發(fā)奔球技術(shù)描述正確的是（）。Whichofthefollowingtextsdescribethereadypositionforforehandrushservecorrectly?()本題答案：【擊球前選好站位，離球臺(tái)約50厘米。Chooseaproperposition,about50cmawayfromthetable.#擊球前雙腳開立，比肩膀略寬，膝蓋彎曲，不越過腳尖，雙膝內(nèi)扣。Standwithfeetapart,slightlywiderthanyourshoulders.Bendyourknees,notovertoes.Bucklekneesinward.#擊球前收腹，上身前傾，將重心落于兩只腳前掌。Pullyourabdomenin,leanyourupperbodyforward,andplaceyourweightonthefrontofbothfeet.#擊球前手掌持平，將球置于掌心，球拍立于手掌旁。Puttheballonyourpalmandputyourracketnexttotheball.】3、【多選題】正手發(fā)奔球技術(shù)練習(xí)時(shí)，以下注意正確的有（）。Whichofthefollowingtextsdescribeforehandrushservecorrectly?()本題答案：【擊球點(diǎn)要比較低，與網(wǎng)高基本相同Thehittingpointshouldberelativelylow,basicallythesameasthenetheight.#球的第一落點(diǎn)要靠近本方球臺(tái)的端線附近Thefirstlandingpointoftheballshouldbeneartheendlineofyourownside.#手臂快速揮臂，加力擊球Swingyourarmquicklyandhittheballwithpower.】4、【多選題】正手發(fā)奔球技術(shù)的練習(xí)方式有哪些。（）Whatarethepracticemethodsforforehandrushserve?()本題答案：【一人練習(xí)Practicealone#兩人對(duì)練Practiceintwo#四人對(duì)練Practiceinfour】單元作業(yè)單元測(cè)驗(yàn)1、【判斷題】正手平擊發(fā)球技術(shù)基本特點(diǎn)是：發(fā)球的力量較大，球的飛行距離更長(zhǎng)。Thefeatureofforehandflatserve:aservewithgreatpowerandlongflyingdistance.本題答案：【錯(cuò)誤】2、【填空題】正手平擊發(fā)球前，應(yīng)選好站位，離球臺(tái)約厘米。雙腳開立，比肩膀略寬，膝蓋彎曲，不越過腳尖，雙膝內(nèi)扣。Beforeforehandflatserve,standaboutcmawayfromthetable.Standwithyourfeetapart,slightlywiderthanyourshoulders.Bendyourknees,notovertoes.Buckleyourkneesinward.本題答案：【50】3、【填空題】正手發(fā)奔球技術(shù)的練習(xí)方式有：一人練習(xí)、兩人對(duì)練和。Thepracticemethodsforforehandrushservearepracticealone,practiceintwoand.本題答案：【四人對(duì)練##%_YZPRLFH_%##practiceinfour】4、【填空題】發(fā)球時(shí)，球垂直向上拋起，高度應(yīng)不低于厘米。Foralegalserve,theballshouldbethrownupvertically,andtheheightshouldnotbelessthancm.本題答案：【16】隨堂測(cè)驗(yàn)1、【多選題】以下對(duì)學(xué)習(xí)反手平擋球技術(shù)動(dòng)作描述正確的是（）。Whichofthefollowingtextsdescribebackhandblockcorrectly().本題答案：【擊球前，需要做好準(zhǔn)備姿勢(shì)。Beforehitting,getagoodreadyposition.#擊球時(shí)，需要注意引拍和揮拍擊球兩個(gè)過程。Whenblockingtheball,payattentiontobackswingandswing.#擊球后，調(diào)整身體重心并迅速還原。Afterblock,adjustyourbodyweightandrecoverfast.】2、【多選題】以下屬于反手平擋球技術(shù)特點(diǎn)的是：（）。Whichofthefollowingarefeaturesofbackhandblock?()本題答案：【借力為主mainlybyborrowingforce#動(dòng)作幅度小smallmotion#弧線比較高h(yuǎn)ighflyingarcoftheball】3、【多選題】以下文字描述正確的是（）。Whichofthefollowingtextsdescribereadypositionbeforeforehandblockcorrectly?()本題答案：【擊球前選好站位，離球臺(tái)約40厘米。Chooseaproperposition,about40cmawayfromthetable.#擊球前雙腳開立，比肩膀略寬。左腳在前（以右手執(zhí)拍為例），高于右腳半個(gè)腳掌的距離。Standwithfeetapart,slightlywiderthanyourshoulders.Theleftfootisinfrontoftherightfoot,aboutahalffootdistance.#擊球前膝蓋彎曲，不越過腳尖，雙膝內(nèi)扣。Bendyourknees,notovertoes.Buckleyourkneesinward.#擊球前收腹，上身前傾，將重心落于兩只腳前掌。Pullyourabdomenin,leanyourupperbodyforward,andplaceyourweightonthefrontofbothfeet.】隨堂測(cè)驗(yàn)1、【單選題】以下屬于反手推撥球技術(shù)特點(diǎn)的是：（）。Whichofthefollowingisthefeatureofbackhanddrive?()本題答案：【動(dòng)作幅度大largemotion】2、【多選題】反手推撥球技術(shù)的練習(xí)方式：（）Whatarethepracticemethodsforbackhanddrive?()本題答案：【一人練習(xí)Practicealone#兩人對(duì)練Practiceintwo#四人對(duì)練Practiceinfour】3、【判斷題】反手推撥球技術(shù)的擊球時(shí)間是在高點(diǎn)前期，擊球中上部。Thetimingofbackhanddriveisaroundtheearlystageofhighpointperiod.Hittheballatoraboveitscenter.本題答案：【正確】單元作業(yè)單元測(cè)驗(yàn)1、【判斷題】反手推撥球技術(shù)的擊球時(shí)間是在下降期，擊球中下部。Thetimingofbackhanddriveisatthefallingperiod.Hittheballatorbelowitscenter.本題答案：【錯(cuò)誤】2、【判斷題】在學(xué)習(xí)乒乓球技術(shù)動(dòng)作時(shí)，應(yīng)該從擊球前、擊球時(shí)和擊球后，這3個(gè)方面去分解學(xué)習(xí)。Wealwaysdecomposethemovementintabletennisbythreetimeperiods:beforehitting,whenhittingandafterhitting.本題答案：【正確】3、【判斷題】乒乓球的擊球部位分為上部、中上部、中部、中下部和底部。Thehittingspotsaregenerallydividedinto5parts:upperpart,uppermiddlepart,middlepart,lowermiddlepart,andlowerpart.本題答案：【正確】4、【判斷題】在比賽中，反手推（撥）技術(shù)能擴(kuò)大主動(dòng)進(jìn)攻范圍，是乒乓球運(yùn)動(dòng)中主要的控制和防御技術(shù)。Backhanddrivecanexpandtheoffenserange.Itisthemaincontrolanddefensetechniqueintabletennis.本題答案：【正確】隨堂測(cè)驗(yàn)1、【單選題】以下對(duì)學(xué)習(xí)正手擋球技術(shù)動(dòng)作描述正確的是（）。Whichofthefollowingtextsdescribesforehandblockcorrectly?()本題答案：【擊球后，調(diào)整身體重心并迅速還原。Afterblock,adjustyourbodyweightandrecoverfast.】2、【單選題】以下屬于正手平擋球技術(shù)特點(diǎn)錯(cuò)誤的是：（）。WhichofthefollowingtextsisNOTafeatureofforehandblock?()本題答案：【球的飛行速度快fastballspeed】3、【多選題】以下文字對(duì)正手擋球技術(shù)動(dòng)作描述正確的是（）。Whichofthefollowingtextsdescribereadypositionforforehandblockcorrectly?()本題答案：【擊球前雙腳開立，比肩膀略寬。左腳在前（以右手執(zhí)拍為例），高于右腳半個(gè)腳掌的距離。Standwithyourfeetapart,slightlywiderthanyourshoulders.Theleftfootisinfrontoftherightfoot(Right-handedplayer),aboutahalffootdistance.#擊球前膝蓋彎曲，不越過腳尖，雙膝內(nèi)扣。Bendyourknees,notovertoes.Buckleyourkneesinward.#擊球前收腹，上身前傾，將重心落于兩只腳前掌。Pullyourabdomenin,leanyourupperbodyforward,andplaceyourweightonthefrontofbothfeet.】隨堂測(cè)驗(yàn)1、【多選題】以下屬于正手攻球技術(shù)特點(diǎn)的是：（）。Whichofthefollowingarefeaturesofforehanddrive?()本題答案：【動(dòng)作幅度大largemotion#球的飛行速度快fastballspeed】2、【多選題】正手攻球技術(shù)的練習(xí)方式：（）Whatarethepracticemethodsforforehanddrive?()本題答案：【一人練習(xí)Practicealone#兩人對(duì)練Practiceintwo#四人對(duì)練Practiceinfour】3、【判斷題】正手攻球技術(shù)的擊球時(shí)間是在高點(diǎn)前期，擊球中上部。Thetimingofforehanddriveisattheearlystageofhighpointperiod.Hittheballaboveitscenter.本題答案：【正確】單元作業(yè)單元測(cè)驗(yàn)1、【判斷題】正手攻球技術(shù)的擊球時(shí)間是在上升期，擊球中上部。Thetimingofforehanddriveisattherisingperiod.Hittheballaboveitscenter.本題答案：【錯(cuò)誤】2、【判斷題】正手擋球技術(shù)特點(diǎn)的是：球的飛行速度快，動(dòng)作幅度大。Thefeaturesofforehandblockare：fastballspeed，largemotion.本題答案：【錯(cuò)誤】3、【填空題】在學(xué)習(xí)乒乓球技術(shù)動(dòng)作時(shí)，應(yīng)該從擊球前、和擊球后，這3個(gè)方面，按順序去分解學(xué)習(xí)。1.Fillintheblanks:Wealwaysdecomposethemovementintabletennisbythreetimeperiods:beforehitting,hittingandafterhitting.本題答案：【擊球時(shí)##%_YZPRLFH_%##when】4、【填空題】乒乓球的擊球部位分為上部、、中部、中下部、底部。2.Fillintheblanks:Thehittingspotsaregenerallydividedinto5parts:upperpart,part,middlepart,lowermiddlepart,andlowerpart.本題答案：【中上部##%_YZPRLFH_%##uppermiddle】隨堂測(cè)驗(yàn)1、【單選題】快攻或弧圈打法在側(cè)身進(jìn)攻后撲正手位大角度來球，和在撲正手位進(jìn)攻后回反手位進(jìn)攻時(shí)常用（）步法。Onefootworkisusedwhenreturningaballonforehandsideafteraforehandstrokeonbackhandcornerandwhenreturningaballonbackhandsideafterastrokeonforehandside.Whichfootworkisit?()本題答案：【交叉步Crossstep】2、【填空題】乒乓球運(yùn)動(dòng)中有不同類型的步法技術(shù)，、、、和是5種常用步法。Thereare5commonfootworktechniques,including,,,and.本題答案：【單步、并步、跳步、交叉步和小碎步singlestep,doublestep,sidestep,crossstepandsmallstep.】3、【填空題】小碎步是一種連接不同步法進(jìn)行組合運(yùn)用的技術(shù)。它對(duì)的調(diào)節(jié)、的選擇、的選用有著重要的作用。3Fillintheblanks:Smallstepisusedtoconnectdifferentfootwork.Itplaysanimportantroleintheadjustmentof,theselectionof,andtheselectionof.本題答案：【重心位置擊球位置發(fā)力方式##%_YZPRLFH_%##bodyweighthittingpositionthewaytoexertforce】單元作業(yè)單元測(cè)驗(yàn)1、【判斷題】單步的特點(diǎn)是移動(dòng)速度比較快，重心轉(zhuǎn)換比較平穩(wěn)。Thefeaturesofsinglestepare:fastmovingspeedandstableshiftofbodyweight.本題答案：【正確】2、【判斷題】并步移動(dòng)的幅度比單步小，比跳步大。由于并步移動(dòng)時(shí)沒有騰空動(dòng)作，故有利于保持身體重心的穩(wěn)定。Doublestepissmallerthansinglestepbutlargerthansidestep.Sinceyouarenotoffthegroundduringdoublestep,itishelpfultomaintainyourbodyweight.本題答案：【錯(cuò)誤】3、【判斷題】跳步移動(dòng)的幅度比單步、跨步都大。跳步是，各打法向左、右或側(cè)身移動(dòng)時(shí)常用的步法。Sidestep(jumpstep)islargerthansinglestepanddoublestep.Itisacommonlyusedfootworktomovetotheleft,rightorsideways.本題答案：【正確】4、【判斷題】用來對(duì)付離身體較遠(yuǎn)的來球。快攻或弧圈打法在側(cè)身進(jìn)攻后撲正手位大角度來球，和在撲正手位進(jìn)攻后回反手位進(jìn)攻時(shí)常用交叉步步法。Crossstepisusedtoreturntheballthatisfarawayfromthebody.Itisusedwhenreturningaballonforehandsideafteraforehandstrokeonbackhandcornerandwhenreturningaballonbackhandsideafterastrokeonforehandside.本題答案：【正確】隨堂測(cè)驗(yàn)1、【多選題】正手兩點(diǎn)攻球練習(xí)時(shí)，需要注意的事項(xiàng)是（）。Whatdoweneedtopayattentiontointwo-positionforehanddrivepractice?()本題答案：【身體姿態(tài)要保持穩(wěn)定astablebodyposture#身體重心要及時(shí)轉(zhuǎn)換theshiftofbodyweight#步伐要移動(dòng)調(diào)整theadjustmentoffootwork#拍型要調(diào)整到位theadjustmentofracket】2、【判斷題】正手兩點(diǎn)攻球技術(shù)是一項(xiàng)防御性的技術(shù)手段，是主要得分技術(shù)之一。Two-positionforehanddriveisadefensivetechniqueandoneofthemainscoringtechniques.本題答案：【錯(cuò)誤】3、【判斷題】正手兩點(diǎn)攻球時(shí)，我們的站位需要遠(yuǎn)于球臺(tái)。Toexecutetwo-positionforehanddrive,weshouldstandfarawayfromthetable.本題答案：【錯(cuò)誤】隨堂測(cè)驗(yàn)1、【單選題】側(cè)身正手攻球時(shí)，我們要在來球的高點(diǎn)前期擊球的哪個(gè)部位。（）Fortwo-positionpivotforehanddrive,whichpartoftheballshouldbehit?()本題答案：【中上部uppermiddlepart】2、【多選題】側(cè)身兩點(diǎn)攻球技術(shù)的練習(xí)方式有哪些。（）Whatarethepracticemethodsfortwo-positionpivotforehanddrive?()本題答案：【一人練習(xí)Practicealone#兩人對(duì)練Practiceintwo】3、【判斷題】側(cè)身兩點(diǎn)攻球技術(shù)一人練習(xí)時(shí)，要以徒手的技術(shù)動(dòng)作練習(xí)為主，不需要關(guān)注擊球時(shí)間和擊球部位。Whenyoupracticetwo-positionpivotforehanddriveALONE,doitjustwithyourhandorwithracket.Youdon’thavetofocusonthehittingtimingandhittingspot.本題答案：【正確】單元作業(yè)單元測(cè)驗(yàn)1、【判斷題】滑步攻球技術(shù)練習(xí)時(shí)，正確的擊球點(diǎn)應(yīng)在身體的前側(cè)方。Whenpracticesidestepdrive,thecorrecthittingpointshouldbeonthefrontright/leftsideofthebody.本題答案：【正確】2、【判斷題】滑步攻球技術(shù)一人練習(xí)時(shí)，具有提高技術(shù)動(dòng)作連貫性的優(yōu)點(diǎn)。Whenpracticesidestepdriveinone,youcanimprovethecontinuityofthewholemovement.本題答案：【正確】3、【填空題】在學(xué)習(xí)乒乓球側(cè)身兩點(diǎn)攻球技術(shù)動(dòng)作時(shí)，應(yīng)該從、和，這3個(gè)方面去分解學(xué)習(xí)。Wewilldecomposetwo-positionpivotforehanddrivebythreesteps:,and.本題答案：【側(cè)身正手攻球、步法移動(dòng)和側(cè)身正手攻球，firstpivotforehanddrive,footworkandsecondpivotforehanddrive.】4、【填空題】滑步攻球技術(shù)無論采用哪一種練習(xí)方法，練習(xí)時(shí)都必須注意動(dòng)作的。Nomatterwhichkindofmethodisused,alwayspayattentiontotheofthemovement.本題答案：【準(zhǔn)確性accuracy】隨堂檢測(cè)1、【單選題】左推右攻練習(xí)時(shí)，正確的揮拍方向是（）。Forbackhanddrivewithforehanddrive,theswingdirectionshouldbe().本題答案：【前上方frontup】2、【多選題】左推右攻練習(xí)時(shí)，需要注意的事項(xiàng)是（）。Whatdoweshouldpayattentiontowhenwepractice“backhanddrivewithforehanddrive”?（）本題答案：【身體姿態(tài)要保持穩(wěn)定astablebodyposture#身體重心要及時(shí)轉(zhuǎn)換theshiftofbodyweight#步伐要移動(dòng)調(diào)整theadjustmentoffootwork#拍型要調(diào)整到位theadjustmentofracket】3、【判斷題】左推右攻技術(shù)是一項(xiàng)進(jìn)攻性的技術(shù)手段，是主要得分技術(shù)之一?！癇ackhanddrivewithforehanddrive”isanoffensivetechniqueanditisamainscoringtechnique.本題答案：【正確】4、【判斷題】在左推右攻時(shí)，我們的站位需要遠(yuǎn)于球臺(tái)。Whenexecuting“backhanddrivewithforehanddrive”,weshouldstandfarawayfromthetable.本題答案：【錯(cuò)誤】隨堂測(cè)驗(yàn)1、【單選題】在直拍反手推擋時(shí)，我們要在來球的高點(diǎn)前期擊球的哪個(gè)部位。（）Forpen-holdbackhanddrive,whichpartoftheballshouldbehit?（）本題答案：【中上部uppermiddlepart】2、【多選題】推擋側(cè)身攻球技術(shù)的練習(xí)方式有哪些。（）(3).Multiplechoice(morethan1correctanswer):Whatarethepracticemethodsforbackhanddrivewithpivotforehanddrive?()本題答案：【一人練習(xí)Practicealone#兩人對(duì)練Practiceintwo】3、【判斷題】推擋側(cè)身攻技術(shù)兩人練習(xí)時(shí)，不需要關(guān)注擊球時(shí)間和擊球部位。WhenpracticingbackhanddrivewithpivotforehanddriveINTWO,thereisnoneedtopayattentiontothehittingtimingandhittingspot.本題答案：【錯(cuò)誤】單元作業(yè)隨堂測(cè)驗(yàn)1、【判斷題】從發(fā)球開始，到球被擊出，球要始終在比賽臺(tái)面的水平面以上和發(fā)球員的端線以外且從接發(fā)球方看，球不能被發(fā)球員或其雙打同伴的身體或其所穿戴（帶）的任何物品擋住。Fromthestartofserveuntilitisstruck,theballshallbeabovetheleveloftheplayingsurfaceandbehindtheserver'sendline.Itshallnotbehiddenfromthereceiverbytheserverorhis/herdoublespartnerorbyanythingtheywearorcarry.本題答案：【正確】2、【判斷題】發(fā)球方有責(zé)任讓裁判員或副裁判員確信他（她）的發(fā)球符合規(guī)則的要求。Itistheresponsibilityoftheplayertoservesothattheumpireortheassistantumpirecanbesatisfiedthathe/shecomplieswiththerequirementsoftheLaw.本題答案：【正確】3、【判斷題】裁判員或副裁判員對(duì)發(fā)球的合法性不確定，在一場(chǎng)比賽中第一次出現(xiàn)時(shí)，以中斷比賽直接判發(fā)球違例。Ifeithertheumpireortheassistantumpireisunsureaboutthelegalityofaserve,heorshemay,onthefirstoccasion,considertheserveasafoul.本題答案：【錯(cuò)誤】單元作業(yè)單元測(cè)驗(yàn)1、【判斷題】裁判員一旦發(fā)現(xiàn)發(fā)球、接發(fā)球次序錯(cuò)誤，應(yīng)立即暫停比賽，并按該場(chǎng)比賽開始時(shí)確立的次序，按場(chǎng)上比分由應(yīng)該發(fā)球或接發(fā)球的運(yùn)動(dòng)員發(fā)球或接發(fā)球。Ifaplayerservesorreceivesoutofturn,playshallbeinterruptedbytheumpireassoonastheerrorisdiscovered,andshallresumewiththoseplayersservingandreceivingwhoshouldbeserverandreceiverrespectivelyatthescorethathasbeenreached.本題答案：【正確】2、【判斷題】從發(fā)球開始，到球被擊出，球要始終在比賽臺(tái)面的水平面以上和發(fā)球員的端線以外且從接發(fā)球方看，球不能被發(fā)球員或其雙打同伴的身體或其所穿戴（帶）的任何物品擋住。Fromthestartofserveuntilitisstruck,theballshallbeabovetheleveloftheplayingsurfaceandbehindtheserver'sendline.Itshallnotbehiddenfromthereceiverbytheserverorhis/herdoublespartnerorbyanythingtheywearorcarry.本題答案：【正確】3、【判斷題】一場(chǎng)乒乓球比賽是沒有時(shí)間限制的。Thereisnotimelimitforatabletennismatch.本題答案：【錯(cuò)誤】4、【判斷題】裁判員一旦發(fā)現(xiàn)運(yùn)動(dòng)員應(yīng)交換方位而未交換時(shí)，應(yīng)立即暫停比賽，并按該場(chǎng)比賽開始時(shí)確立的次序，按場(chǎng)上比分運(yùn)動(dòng)員應(yīng)站的正確方位進(jìn)行糾正，再繼續(xù)比賽。Iftheplayershavenotchangedendswhentheyshouldhavedoneso,playshallbeinterruptedbytheumpireassoonastheerrorisdiscovered,andshallresumewiththeplayersattheendsatwhichtheyshouldbeatthescorethathasbeenreached,accordingtothesequenceestablishedatthebeginning.本題答案：【正確】隨堂測(cè)驗(yàn)1、【多選題】下列屬于對(duì)正手發(fā)旋轉(zhuǎn)球技術(shù)描述正確的是：（）。Whichofthefollowingtextsdescribeforehandspinservecorrectly?()本題答案：【擊球前執(zhí)拍手對(duì)側(cè)腳在前，執(zhí)拍手同側(cè)腳在后，重心稍降低，雙膝微屈。Beforehitting,theleftfootisinfrontwhiletherightoneisinbehind(Right-handedplayer).Lowerthebodyweightslightly,andbendthekneesslightly.#擊球前球置于非執(zhí)拍手掌心，手的位置與球臺(tái)平行或高于球臺(tái)。Beforehitting,theballisplacedonthepalmofyourfreehand.Thehandshallbeparalleltoorhigherthanthetable.#擊球時(shí)，需要注意引拍和揮拍擊球兩個(gè)過程。Whenhitting,payattentiontobackswingandswing.】2、【判斷題】拋球時(shí)，手的位置與球臺(tái)平行或高于球臺(tái)的位置將球垂直拋起，身體微微轉(zhuǎn)動(dòng)，同時(shí)手臂向后上方引拍，拍面后仰，手腕適當(dāng)外展。Thehandshallbeparalleltoorhigherthanthetable.Throwtheballvertically.Rotatethebodyslightly.Atthesametime,backswingthearmbackwardandupward.Theracketfaceshallbeopenandthewristisabducted.本題答案：【正確】3、【判斷題】正手發(fā)下旋球時(shí)，用球拍下半部偏前的部分摩擦球的中上部。Inaforehandbackspinserve,makefrictioncontactontheballaboveitscenter(uppermiddlepart)bythefrontlowerpartoftheracket.(B)本題答案：【錯(cuò)誤】隨堂測(cè)驗(yàn)1、【判斷題】在反手發(fā)旋轉(zhuǎn)球拋球時(shí)，手的位置與球臺(tái)平行或高于球臺(tái)的位置將球垂直拋起，身體微微轉(zhuǎn)動(dòng)，同時(shí)手臂向后上方引拍，拍面后仰，手腕適當(dāng)內(nèi)收。Whenthrowingtheballforbackhandspinserve,thehandshallbeparalleltothetableorhigherthanthetableandtheballisthrownvertically.Rotateyourbodyslightly,andbackswingyourarmbackwardsandupwards.Opentheracketface,andthewristisretractedproperly.本題答案：【正確】2、【判斷題】在反手發(fā)旋轉(zhuǎn)球揮拍擊球時(shí)，當(dāng)球下降至腰腹處（擊球點(diǎn)高，發(fā)球的弧線會(huì)高，擊球點(diǎn)低，發(fā)球可能不過網(wǎng)），腰腹部用力帶動(dòng)手臂向前下方揮動(dòng)，手腕加力，發(fā)球后，揮拍動(dòng)作應(yīng)盡可能停住，以利于還原。Inbackhandspinserve,whentheballfallstotheheightofwaistorabdomen(ifthehittingpointishigh,thearcoftheservewillbehigh;ifthehittingpointislow,theservemaynotbeoverthenet),thewaistandabdomenforcefullydrivethearmforwardanddownward,andthewristaddsforce.Aftertheserve,stoptheswingtorecoverfast.本題答案：【正確】3、【判斷題】在反手發(fā)旋轉(zhuǎn)球時(shí)，如果引拍幅度不夠，則會(huì)導(dǎo)致摩擦力不夠，因此發(fā)球旋轉(zhuǎn)低，同時(shí)易出現(xiàn)下網(wǎng)的情況。此時(shí)，應(yīng)增大引拍的幅度。Inbackhandspinserve,ifthebackswingisnotenough,itwillresultininsufficientfrictionandlessspin.Also,it’seasytogetoffthenet.Atthistime,theracketbefullybackswung.本題答案：【正確】單元作業(yè)單元測(cè)驗(yàn)1、【判斷題】正手發(fā)旋轉(zhuǎn)球時(shí)，球垂直向上拋起，拋起高度不低于10厘米。TrueorFalse:Inaforehandspinserve,theballisthrownverticallyupwards,andtheheightshallnotbelessthan10cm.本題答案：【錯(cuò)誤】2、【判斷題】正手發(fā)下旋球時(shí)，用球拍下半部偏前的部分摩擦球的中上部。Inaforehandbackspinserve,makefrictioncontactontheballaboveitscenter(uppermiddlepart)bythefrontlowerpartoftheracket.本題答案：【錯(cuò)誤】3、【判斷題】拋球時(shí)，手的位置與球臺(tái)平行或高于球臺(tái)的位置將球垂直拋起，身體微微轉(zhuǎn)動(dòng)，同時(shí)手臂向后上方引拍，拍面前傾，手腕適當(dāng)內(nèi)旋。Whenthrowingtheball,thehandshallbeparalleltothetableorhigherthanthetableandtheballisthrownvertically.Rotateyourbodyslightly,andbackswingyourarmbackwardsandupwards.Closetheracketface,andthewristisretractedproperly.本題答案：【錯(cuò)誤】4、【判斷題】在反手發(fā)旋轉(zhuǎn)球時(shí)，如果引拍幅度不夠，則會(huì)導(dǎo)致摩擦力不夠，因此發(fā)球旋轉(zhuǎn)低，同時(shí)易出現(xiàn)下網(wǎng)的情況。此時(shí)，應(yīng)增大引拍的幅度。Inbackhandspinserve,ifthebackswingisnotenough.Itwillresultininsufficientfrictionandlessspin.Also,it’seasytogetoffthenet.Atthistime,theracketbefullybackswung.本題答案：【正確】隨堂練習(xí)1、【多選題】下列屬于對(duì)反手搓球技術(shù)描述正確的是：（）。Whichofthefollowingtextsdescribethereadypositionforbackhandpushcorrectly?()本題答案：【擊球前雙腳開立，比肩膀略寬。右腳在前，高于左腳半個(gè)腳掌的距離。Standwithyourfeetapart,slightlywiderthanyourshoulders.Therightfootisinfrontoftheleftfoot,aboutahalffootdistance.(left-handedplayer)#擊球前膝蓋彎曲，不越過腳尖。雙膝內(nèi)扣。Bendyourknees,notovertoes.Buckleyourkneesinward.#擊球前收腹，上身前傾，將重心落于兩只腳前掌。Pullyourabdomenin,leanupperbodyforward,andplacetheweightonthefrontofbothfeet.】2、【判斷題】引拍時(shí)，注意拍面前傾，球拍稍后引至胸前，手腕適當(dāng)放松。Inbackhandpushbackswing,closetheracketsurface.Theracketshallbeswungtothechest,andthewristshallbeproperlyrelaxed.本題答案：【錯(cuò)誤】3、【判斷題】揮拍擊球時(shí)，球拍向前下方搓去，擊球的中下部，擊球時(shí)間范圍較大，可在來球的上升期和下降期擊球。擊球的下降期是慢搓，擊球的上升期，是快搓。Inbackhandpushswing,swingtheracketforwardanddownward.Pushtheballbelowitscenter(lowermiddlepart).Youcanpushtheballduringeitheritsrisingorfallingperiod.Apushinfallingperiodisaslowpush,andapushinrisingperiodisafastpush.本題答案：【正確】隨堂測(cè)驗(yàn)1、【判斷題】擊球前做好準(zhǔn)備姿勢(shì)。選好站位，離球臺(tái)約40厘米。雙腳開立，比肩膀略寬。右腳在前，高于左腳半個(gè)腳掌的距離。膝蓋彎曲，不越過腳尖。雙膝內(nèi)扣。收腹，上身前傾，將重心落于兩只腳前掌。Beforehitting,getagoodreadyposition.Chooseaproperposition,about40cmawayfromthetable.Standwithyourfeetapart,slightlywiderthanyourshoulders.Therightfootisinfrontoftheleftfoot,aboutahalffootdistance.Bendyourknees,notovertoes.Buckleyourkneesinward.Pullyourabdomenin,leanupperbodyforward,andplacetheweightonthefrontofbothfeet.本題答案：【正確】2、【判斷題】引拍時(shí)，注意球拍稍后仰，向后上方稍引拍。Whenbackswing,openracketsurfaceslightly.Theracketshallbeswungbackwardandupward.本題答案：【正確】3、【判斷題】揮拍擊球時(shí)，球拍向前上方揮動(dòng)，在來球的上升期擊球，用球拍摩擦來球的中上部。Whenswing,swingtheracketforwardandupward.Pushtheballduringitsrisingperiod,aboveitscenter(uppermiddlepart).本題答案：【錯(cuò)誤】單元作業(yè)單元測(cè)驗(yàn)1、【判斷題】引拍時(shí)，注意球拍稍后仰，向后上方稍引拍。Whenforehandpushbackswing,openracketsurfaceslightly.Theracketshallbeswungbackwardandupward.本題答案：【正確】2、【判斷題】引拍時(shí)，注意拍面前傾，球拍稍后引至胸前，手腕適當(dāng)放松。Inbackhandpushbackswing,closetheracketsurface.Theracketshallbeswungtothechest,andthewristshallbeproperlyrelaxed.本題答案：【錯(cuò)誤】3、【判斷題】揮拍擊球時(shí)，球拍向前上方揮動(dòng)，在來球的上升期擊球，用球拍摩擦來球的中上部。Inforehandpushswing,swingtheracketforwardandupward.Pushtheballduringitsrisingperiod,aboveitscenteruppermiddlepart.本題答案：【錯(cuò)誤】4、【判斷題】在反手搓球時(shí)注意，揮拍擊球動(dòng)作幅度都無需太大，摩擦球的力量要集中。Inbackhandpush,theswingmovementshallnotbetoolarge.Concentratethefrictionforceincontact.本題答案：【正確】隨堂測(cè)驗(yàn)1、【判斷題】乒乓球比賽中，球、球臺(tái)、球拍和球網(wǎng)裝置，這4個(gè)是基本物質(zhì)條件。Thefourbasicelementsoftabletennisincludeball,table,racketandnetassembly.本題答案：【正確】2、【判斷題】在雙打比賽中需要關(guān)注，比賽臺(tái)面上的白色中線所屬區(qū)域。雙打時(shí)，白色中線應(yīng)視為左半?yún)^(qū)的一部分。發(fā)球時(shí)，球應(yīng)先后觸及發(fā)球員和接發(fā)球員的左半?yún)^(qū)。Doublesmatchneedsthewhitecenterlineontheplayingsurface.Thecenterlineshallberegardedaspartofeachlefthalf-court.theservedballshalltouchsuccessivelythelefthalfcourtofserverandreceiver.本題答案：【錯(cuò)誤】3、【判斷題】雙打的第一局比賽，先由有發(fā)球權(quán)的一方確定第一發(fā)球員，再由接發(fā)球方確第一接發(fā)球員；以后的每局比賽，由先發(fā)球的一方確定第一發(fā)球員，第一接發(fā)球員則是前一局發(fā)球給他（她）的運(yùn)動(dòng)員。也就是說，根據(jù)第一局比賽，必須是對(duì)角線對(duì)應(yīng)。Ineachgameofadoublesmatch,thepairhavingtherighttoservefirst