语法填空1Mr.Brownhadanumbrellashopinasmalltown.Peoplesometimes____1____（bring）himbrokenumbrellas,andthenhetookthemtoabigshopinLondon.They____2____（mend）there.OnedayMr.BrownwenttoLondonbytrain.He_____3___（forget）totakeanumbrellawithhimthatday.Sittinginfrontofhimwasaman____4____anumbrellastandingbesidetheseat.WhenthetrainarrivedinLondon,Mr.Brownpicked____5____theumbrellaasheoftendidduringhisjourneybytrain.Justashewasgettingoff,he___6____（stop）bytheman.Hesaidangrily,"That's___7_____!"Mr.Brown'sfaceturnedredandhegaveitbacktothemanatonce.WhenMrBrowngottothebigshop,theshopkeeperhadgothissixumbrellasready.Afteragoodlookat8________ofthem,hesaid,"You'vemendedthemverywell."Intheafternoonhegotintothetrainagain.The9________（similar）manwasinthesameseat.HelookedatMrBrownandhissixumbrellas,"You'vehada10________（luck）day,"hesaid.语法填空2Lighttravelsataspeed(速度)whichisaboutamilliontimes1.________（fast）thanthatofsound.2.________onesecond,lighttravelsabout300,000kilometers,butsoundtravelsonly340meters.Youcangetsomeideaofthisdifferenceby3.________（watch）thestartofarunningmatch.Ifyoustandfar4fromthestarter(发令员),youcanseesmokecomefromhisgun5._______thesoundreachesyourears.Thefastspeedoflightproducessomestrangefacts.Theneareststaris6.________farawaythatlightwhichyoucanseefromittonightstartedtotraveltoyoufouryears7.________ataspeedofnearlytwomillionkilometerseveryminute.Thelightfromsomeoftonight'sstartedon8.________（it）journeytowardsyouevenbeforeyouwereborn.So,ifwewanttobe9(诚实),wecan’tsay,"Thestarsareshiningbrightlytonight."Wehavetosay,"Thestarslooknice.Theywere10.________(shine)fouryearsagobuttheirlighthasjustreachedourearth."语法填空3Youmaythinkthereisnothingbutsandinthedesertoftheworld,butitisnot____1____.Inthedesertwecanfind2(stone).Wecanseehills,too.Thereisalittleraininthedesert,butitisnot___3___formostplants.Theanimalsare___4____(use)tothedesertpeopleinmanyways.Thedesertpeopleeatthemeatanddrinkthemilkoftheanimals.Theyusetheirskins____5____(make)shoes,waterbagsandeventents(帐篷).Theyu