高考英语语法填空解释下原因。。
Someyearsago,SARSbrokeoutinthemainlandofChina,【causing】somepeopletobekilledornearlygotclosetodeath.Thesituationwas_【toblame】severethattherewasnotime22(debate)whoistoblame.Themostimportantthingforthegovernmenttodoistofindoutthecauseofthis23【(dead)】disease.Theyinvitedallthemostexpertsinthisfieldtodiscussandquiteafewsuggestions24【were(put)forward】.Someofthetopexpertspickedoutthosesuggestionsandtested_25toseewhethertheywereavailable.
DoctorZhongNanshanchoseonepatient_26wasseriouslyillandhadlittlehopeofpickingupandhad_27newmedicinetestedonhim.Tohisgreatjoy,thispatientrecovered!Hemadehisway_28hisofficeandtelephonedtothetopofficial,telling(tell)himthisexcitingnews.For29【(convenience】,hemovedtoliveinhisoffice.Hismethod30(do)makesense.Notsoonafterthat,theotherhospitalalsocontrolledthisterriblediseaseandkickeditoutfinally.
学渣表示良心不会做。。。。。我勾画过的求下解释。