1、Araftisasmallboatthatyoucanusetopaddledownriversandstreams.

　　2、Aspeciescanbecomeendangeredfordifferentreasons.

　　3、Afterthatitstilltooksevenyearsbeforetheyfinallygotmarried.

　　4、Animalsandplantsmusthaveahabitat,orhome,whichiscomfortableandclean,andwherethereisenoughfoodandotherre

　　5、Britishlawsaysthateverynewdrugmustbetestedonatleasttwodifferentkinksofanimals,suchasmiceordogs.

　　6、Changeswerejustaroundthecorner.

　　7、Drivecarefullysothateveryonecanenjoyalonglife.

　　8、Eachtimewecelebrateafestivalitchangesalittleandinthatwaywekeepourculturealive.

　　9、Expertstellusthatweneedtothinkaboutwhatwecandotokeepanimalsandplantsfrombecomingendangered.

　　10、FarmersinChinahavelongusedtechniquessuchasfertilizationandirrigationtomaketheirlandproducemore.

　　11、Flora,whosebeautifulhairanddresswereallcoldandwet,startedcrying.

　　12、Followingthehistory-makingsuccessinthe2000SydneyOlympicGames,Chinawonanothergreatcompetitionin2001whichwas

　　13、ForalongtimethelanguageinAmericastayedthesame,whilethelanguageinEnglandchanged.

　　14、Forexample,ET(1982)isaboutayoungboycalledElliottwhomakesfriendswithasmallcreaturefromouterspaceandhelps

　　15、Havingacellphonealsomakesusfeelsafer,sincewecancallforhelpincaseofanemergency.

　　16、Havingbeentoldthatherdaughtergotsick,shehurriedtotheschooltotakeherhome.

　　17、Havinggoodtablemannersmeansknowing,forexample,howtouseknivesandforks,whentodrinkatoastandhowtobehaveat

　　18、Hesaidthatitisgoodtogrowdifferentplantsnexttoeachotherinthesamefield.

　　19、Herlifeshowsusthathardworkanddisciplinearetheroadtoself—improvement,andsuccessliessomewherealongtheroad

　　20、Hereheworkedonashortfilm,whichwonhimajobastheyoungestfilmdirectorintheworld.

　　21、Hikingisfunandexciting,butyoushouldn’tforgetsafety.

　　22、Iamalittlenervousabout,becauseIamnotsurehowIshouldbehaveatthedinnertable.

　　23、IcycledasfastasIcouldandsawthatthedriverintheyellowcarwaswaitingattheredlight.

　　24、Iguessitwasn’treallyyourfault,wasit?

　　25、Isawalovelydiamondnecklacewithabigbluestoneinthecenter.

　　26、Itoldhimthathewasadangertootherpeopleontheroad.

　　27、Iwaspleasedthatthemanagerhaddecidedtobeangrywithmeforhavingbeensorude.

　　28、Ifonlytheycouldfindawaytogettotheroom,orwhateveritwas,behindthewall.

　　29、Ifwewanttokeepupwiththehighpaceofmodernlife,wehadbetterlearntomaketherightchoicesaboutwhatandhowwe

　　30、Ifweworktogether,wemightcomeupwithaverygoodstory.