小升初英文作文写作指导：“Itis.句型

　　1.It+被动语态+that…

　　1)Itiswidelyrecognizedthatextensivedeforestationcontributedtoheavysummerflooding.(众所周知)

　　2)Itisreportedthat800000applicantssatfortheNationalMaster’sEntranceTestin2003.(据报道)

　　3)Itisestimatedthattwothirdsofthecitiesofourcountrywillbeinacuteshortageoffreshwaterby2010.(据估计)

　　4)Itisgenerallyacceptedthattopracticeeuthanasiaonapatientwhoisstillaliveisinhuman.(人们普遍认为)

　　5)Itmustbeadmittedthatthepricewarwilldisturbthenormalorderofthemarket.(必须承认)

　　6)Itcannotbedeniedthattheovergrowthoftourismmaydestroytheecologicalbalanceofsomescenicresorts.(不可否认)

　　7)Itisknowntoallthatphysicalexercisescanimproveandenrichourphysicalandmentalwell-being.(众所周知)

　　8)Itgoeswithoutsayingthatouractualknowledgeofnaturallawsisstillimperfectandlimited.(毫无疑问)

　　2.Itis+形容词+todosth/that…

　　1)Itisobvious/evident/clear/apparentthatthesituationiscauseddirectlybyexcessivecommercialfishing.(很显然)

　　2)Itisunderstandable(inevitable)thatpeople’sattitudesaredivergentonthiscontroversialissue.(可以理解/不可避免的是)

　　3)Itisunimaginable(incredible/unbelievable)thatsuchaboyof17shouldhavehadthreenovelspublished.(难以置信的是)

　　4)Itisimperativethatsomethingurgentbedonetocombatthewidespreaduseofillegaldrugsamongteenagers.(…是很有必要的)

　　5)Itisupsettingtofindpeoplewhobehavedifferentlyfromus.Wemay,atfirst,assumethatsomethingiswrongwiththem.(…是令人恼火的)

　　6)Itisimpossibletoconcentrateifyouaretenseornervous.(…是不可能的)

　　7)Itishighlynecessaryforourgovernmenttostopthecorruptionofgovernmentofficials.(某人很有必要做某事)