改错训练专项训练4Oneafternoonmyfatherandmewentfishingalongariver.1________Wefoundthewatertoodirtythatwecouldnotseethebottom.2________Wealsofoundrubbishanddeadfishfloatonthewater.That3________afternoonmyfathercatchesonlysomesmallfish.4________Whatdidthefishintheriverdiefor?Thatwasbecausealotof5________factoriesalongtheriveralwaysemptieditswastewaterandrubbish6________intotheriver,buttherivergotpolluted.Thus,mostofthefishin7________theriverwerekilled.Ifalltheriversthroughoutthecountryarepollutedlikethis,all8________livingthingsinthewaterwillkilled.Cleanwaterisveryimportant9________tolife.Weexpectthatwaterineveryriverwillbemademore10________cleanerandcleanerbeforelong.5Ihavebeenplanningtojoininourcollegebasketballteam1________nextyear,sonowIamspendingasmoretimeasIcan2________withotherpeoplewholikestoplay.Theyareteaching3________methemostimportantruleandtechniquesofthegame,4________andIamgettingthebetterallthetime.Wehavea5________neighborhoodteamthatplayagainstotherteamsinthearea.6________Oneofmyneighborsishelpingrestofus7________improvedourskills.Tonightweareplayingagainst8________oneofthebestteamsinthecity,andIthinkwecan9________beatthemifwewon'tmakeanymistakes.10________6Wewerelateasusual.Myhusbandhadinsistedonwateringtheflowersinthegardenbyhimself.Whenwe1________realizedhowhecouldn'tmanage,heaskedmeforhelp.2________Butnowwehadonlyanhourtogettotheairport.Luckily,3________therewerenotmanymorecarsorbusesontheroadandwe4________wereabletogetherejustintime.Wecheckedinandwent5________straighttothebighalltowaitforourflightbecalled,6________butnoannouncementismade.Agirltheretoldustheplane7________hadn'tcomeyet.Intheend,therecameanannouncementtold8________usthatthepassengerswaitingforFlightLJ108couldgetthe9________freemealandthattheplanehadn'tleftLondonforsome10________technicalproblems.7Americanpeoplehaveahabitsaying"Thankyou"1________wheneversomethingkindisdoneforthemandsomething2________politeissaidtothem,nomatterwhateasyorcommonthe3________1thingis.Thehabitissharedbypeopleofothercountry.4________Youshouldsay"Thankyou"whensomeonepassyouthe5________saltonthetable,whensomeonestepsasidetoletyouto6________passinanarrowroad,whensomeonewalkingaheadkeeps7________thedooropeningforyou,whensomeonesaysyourwork8________waswelldone,oryouhavebroughtanicething,oryouare9________prettytodaymorning,oryourcityisverybeautiful.10________8Itwouldbedifficulttoimaginemodernlifewith1________thetelephone.Ithasbecomeanusefulinstrumentof2________communication,savemuchtimeandtravelbyenabling3________peopletotalktooneanotherovergreatdistances.4________Nowadaysitisaseasytotalkcrossacontinent,5________orevenoverseas,itistotalktoone'snext-door6________neighbor.Therefore,itisinemergencies7________whichthetelephonereallyprovesitsusefulness.When8________thereisafire,andwhensomeoneissuddenlyill,the9________firstthingonethinksofitis"Whereisthenearesttelephone?"10________9LastsummerIspentatwo-weeksvacationatmyaunt's.1________Shelivedinthesmallmountainvillage,withariverrunning2________nearby.Earlyonemorning,Iwantedtoswimintheriver,which3________somewomanvillagerswerewashingclothes,Ifoundagoodplace4________forswimming.Iwasjustabouttojumpintotheriverwhilethere5________cameacry,"Help!Help!"Ilookedatinthedirectionofthe6________cryandIfoundthatalittleboyhadbeenfallenintothe7________river,Irushedoverwithoutdelay,jumpedint...