Lesson25Let'sDoanExperiment!練習(xí)冀教版英語(yǔ)九年級(jí)全冊(cè)

Lesson25Let'sDoanExperiment!同步練習(xí)基礎(chǔ)強(qiáng)化一、根據(jù)句意、首字母及漢語(yǔ)提示完成單詞拼寫1.Pleasethinkofabetter__________(方法)todoit.2.Youcan’t__________(迫使)otherstodowhattheyhate.3.Tomwantstodoan__________(實(shí)驗(yàn))totesthistheory.4.Youcanputmore__________(壓力)onhertomakeheragree.5.Canyoutellmethe__________(正確的)methodofsolvingtheproblem?二、用括號(hào)內(nèi)所給單詞的適當(dāng)形式填空1.Weshouldbelieveinher.Hermethodis__________(science).2.Thegirlcaughtholdofhermother’sarm__________(tight).3.What__________(happen)toyoulastnight?Youdon’tlookverywell.4.Hermothermadeher__________(clean)herroombeforeshewentouttoplay.5.Theyareverymean(吝嗇的).Thiskindofpersonisoften________(call)“ironcocks”.三、根據(jù)句意及漢語(yǔ)提示完成句子1.他發(fā)現(xiàn)空氣的壓強(qiáng)那么大。He_________thattheair_________issostrong.2.坐直，并且把你們的手從桌子上拿開(kāi)。Sitstraight,and_________yourhands________thedesk.3.為了查明原因，我把那個(gè)盒子倒了過(guò)來(lái)。Inordertofindoutthereason,I________thebox__________________.4.你準(zhǔn)備好給大家解釋一下這個(gè)正確答案了嗎？_________you________toexplainthe_________answertoeveryone?5.人類社會(huì)的進(jìn)步不但取決于人們的科學(xué)知識(shí)，還取決于他們的創(chuàng)新精神。Thedevelopmentofhumansocietydependsonnotonlypeople’s__________________butalsotheircreativespirit.能力訓(xùn)練四、選擇填空1.—I’venevercookedthisbefore,soit’s_______experiment.—Don’tworry.Iwillhelpyou.A.aB.anC.theD./2.Thesecakes_______withchocolate.Haveone,please.A.fill B.filledC.arefilled D.werefilled3.It’scoldoutside._______yourjacket,Tom.A.PutoffB.PutonC.TakeoffD.Takeon4.Wearesureof_______theworkontime.A.finishingB.finishC.finishesD.tofinish5.Thehighspeedtrainsarefastenough_______toTianjininhalfanhourfromBeijing.A.get B.togetC.getting D.got6.Canyoulookupwhentheplanewill_______andarriveinVenice?A.takecareof B.takeoffC.takeafter D.takedown7.WhenIgottothebusstop,ImissedtheearlybusandIhadto_______thenextone.A.giveupB.keepoffC.calloffD.waitfor8.Heisverysure_______passingtheexam，becausehehasgotreadyforit.A．ofB．withC．toD．for9.Thisisthefirstbirthdaygift_______Ireceived.I'vekeptitmanyyears.A．whichB．thatC．whoD．what10.—MayIbeallowedtochooseasummercourse?—It'suptoyou.You're________tomakeyourowndecisions.A.toooldB．enougholdC.oldenoughD．oldtoo五、用方框中所給單詞或短語(yǔ)的適當(dāng)形式填空f(shuō)ill…with,turn…upsidedown,takeoff,pourout,scientificmethod1.Maryis_____________theteafortheguestscarefully.2.Thejarisfullofoil.Don’t________it____________.3.Hewillgiveareportaboutthe_______________ofteaching.4.Whydon’tyou_____________yourraincoat?Therainhasstopped.5.You’dbetter________thecar_______petrol.Wewillhavealongjourney.素養(yǎng)提升六、根據(jù)短文內(nèi)容和詞語(yǔ)提示補(bǔ)全短文Today,JeanneandIdidan1.e_________together.First,Jeannefoundawidemouthbottle.Shefilledthewidemouthbottle2._________water.3.T_________sheusedapieceofhardpaperto4._________(cover)thewidemouthbottle.Sheturnedthebottleupside5._________.Sheputthebottleovermyheadandtoldmeshewould6._________(take)herhandoffthepaper7._________(slow).Oh,Iwasafraidthatthewaterwouldpourout.She8._________(conclude)thatIwas9._________.Shesaid,“Don’tbeafraid!Thewaterisunabletomakeyougetwet.Airwillfirmlydragit.”O(jiān)urclassmatesobserved10._________(careful).Shemovedherhandaway.Thewaterdidn’tpourout.七、閱讀理解Whatisthesky?Howhighisit?Whatcolourisit?Whatbirdscanliveaboveit?Thesequestionsaredifficulttoanswer，aren'tthey?Infact，theskyhasnocolour.Thenwhydoestheskylookblue?Weknowthatthereisairaroundtheworld.Whenplanesfly，theyneedairtolifttheirwings.Planescan'tflyveryhigh.Thatisbecausetheairgetsthinnerwhentheygohigher.Thesamewillhappentousifwegohighenough.Ifwegoupabout1，200kilometresfromtheearth，we'llfindnoairthere.Somebirdscanflyintotheskyashighasaplane，buttheycannotflyorlivewithoutair.Lookingupaboveus，youwillseetheblueskywithwhiteclouds.Itisusuallylightblue.Thecolourwouldbebluerwhenyouseeonthetopofahighmountain.Andyouwillseefewercloudsintheskybetweenyouandthesun.Sometimestheskydoesn'tlookblue.Whenthesunrisesandfalls，youwillseered，orange，andothercoloursinthesky.Sucharethemostbeautifulmomentsoftheday.Whocanseethecoloursoftheskyhighabovetheearth?Theastronauts!Theycanseethosebeautifulcoloursoftheskyfromtheouterspace.However，beforeflyingintoouterspace，theysitinaspaceshiphighabovetheearth，andthereisnoairatall.Theskywouldbethatdarkanditscolourwouldbeblack.Nowyoumayunderstandthatweseecoloursbecausetheairscatters(使散射)thesunlight.Lighttravelsthroughtheair.Withoutair，therewouldbenolightorcolours.1.Planescan'tflyashighaspossiblebecause________.A.theskyisblueB.thewingsareheavierC.theskyhasnocolourD.theairbeesthinner2.Whenyoustandonthetopofahighmountain，youwillsee________.A.moreairB．bluerskiesC.morecoloursD．moreclouds3.Wemightseemanycoloursintheskyat________duringtheday.A.6：00a．m.B．9：00a．m.C.1：00p．m.D．3：00p．m.4.Theskychangescoloursbecause________.A.it'scolourfulitselfB.theworldiscolourfulC.thesunlighthascoloursD.theairscattersthe