预览加载中,请您耐心等待几秒...
1/7
2/7
3/7
4/7
5/7
6/7
7/7

在线预览结束,喜欢就下载吧,查找使用更方便

如果您无法下载资料,请参考说明:

1、部分资料下载需要金币,请确保您的账户上有足够的金币

2、已购买过的文档,再次下载不重复扣费

3、资料包下载后请先用软件解压,在使用对应软件打开

初一年级新题型专项练习——选词填空 A.before,B.faster,C.in,D.come,E.shine,F.soLighttravelsataspeed(速度)whichisaboutamilliontimes1.________thanthatofsound.2.________onesecond,lighttravelsabout300,000kilometers,butsoundtravelsonly340meters.Youcangetsomeideaofthisdifferencebywatchingthestartofarunningmatch.Ifyoustandfarawayfromthestarter(发令员),youcanseesmoke3.________fromhisgunbeforethesoundreachesyourears. Thefastspeedoflightproducessomestrangefacts.Theneareststaris4.______farawaythatlightwhichyoucanseefromittonightstartedtotraveltoyoufouryearsagoataspeedofnearlytwomillionkilometerseveryminute.Thelightfromsomeoftonight'sstartedon5.________journeytowardsyouevenbeforeyouwereborn. A.other,B.enough,C.find,D.make,E.useful,F.eatYoumaythinkthereisnothingbutsandinthedesertoftheworld,butitisnottrue.Inthedesertwecan1._______stones.Wecanseehills,too.Thereisalittleraininthedesert,butitisnot2.______formostplants. Theanimalsare3._______tothedesertpeopleinmanyways.Thedesertpeople4._________themeatanddrinkthemilkoftheanimals.Theyusetheirskinsto5.________shoes,waterbagsandeventents(帐篷).Theyusethecamels(骆驼)carryingthings. A.how,B.they,C.spend,D.carefully,E.interested,F.take,Theworldoftheout-ofdoorsisfullofsecrets.And1.________aresointerestingthatquitealotofpeoplearebusystudyingthem.Allaroundusarebirds,animals,treesandflowers.Thefactsabout2.________theyliveandgrowareasinterestingasanythingcouldbe. DoyouknowthatoneofthegreatpresidentsoftheUnitedStates3________hoursandhoursstudyingbirds?AbusinessmanwholivesnearNewYorkCitybecameso4.________ininsects(昆虫)thathebegantocollectthem.Henowhasmorethanonethousanddifferentkinds5.________keptintheglassboxes. A.cold,B.teach,C.insurprise,D.hot,E.photo,F.passport,MrHillarrivesatLondonAirport,attheendofathree-weekholidayinFrance.Usuallyhewearsabeard(蓄着胡须).Sinceithasbeen1.________there,hehastakenitoff(剃掉).Buthispassportphotoshowshimwithhis3.beard. Anofficerlooksatthe2.________foramoment,andsays,"Willyouexcuseme?Pleasesitdown.Ishan'tkeepyoulong."Withthis,hewalksaway,showst