1、Climbingtalltreesisdangerous.

　　>it'sdangeroustoclimbtalltrees.

　　2、Theboyistooyoungtogotoschool.

　　>theboyisnotoldenoughtogotoschool.

　　3、Judy’sschoolbagisn’tthesameasPaul’s.

　　>Judy’sschoolbagisdifferentformPaul's

　　4、Thisdeskis2meterslong.Thatdeskis2deskmeterslong,too.

　　>boththisandthatdeskare2meterslong

　　5、Cuttingdowntoomanytreeswillcausefloodsinthefuture.

　　>floodswillbecausedinthefutureforcuttingdowntoomanytrees.

　　6、Thewomanwasabankmanagerwhenshewas35.

　　>thewomanwasabankmanageat35yearsold

　　7、Believeitornot,IamasoldasLinda.

　　>believeitornot,iamthesameageaslinda

　　8、Mysisterisneverlateforschool.

　　>mysisterisalwaysontimeforschool

　　9、Tonypreferstoeatgreenvegetablesratherthanmeat.

　　>tonypreferstoeatinggreenvegetablestomeat

　　10、Lindadoesn’tdrinkasmuchCokeasJack.

　　>lindadrinkslesscokethanjack

　　11、Idon’tthinkcartoonsarethesameasoperas.

　　>ithinkcartoonsaredifferentfromoperas

　　12、Thetrafficaccidentwascausedbythedriver’scarelessness.

　　>thedriver'scarelessnesscausethetrafficaccident

　　13、Whattypeoffilmdoyouliketoseethistime?

　　>whichfilmdoyouliketoseethistime

　　14、Youwillpasstheexamifyoustudyhard.

　　>youwillpasstheexamaslongasyoustudyhard

　　15、Pleaseopenthewindowsothatwecanbreathesomefreshair.

　　>pleaseopenthewindowforustobreathesomefreshair

　　16、Annawassocarelessthatshedidn’tfindthemistakesinhertestpaper.

　　>annawsnotcarefulenoughtofindthemistakesinhertestpaper

　　17、Thecitygovernmentisworkinghardtoimprovetheenvironment.

　　>thecitygovernmentisworkingonimprovingtheenvironment

　　18、Wendykeepsintouchwithherfriendsbywritinge-mails.

　　>wendywritesemailstokeepintouchwithherfriends

　　19、ItwasfortunateformethatImetthestarinthestreet.

　　>itwasfortunatetomeetthestarinthestreetforme

　　20、TolearnEnglishwellisdifficult.

　　>itisdifficulttolearnenglishwell