一道初中英语的完型填空
Onthefirstdayofschool,thenewteacherhadalookatthelist.Thestudents’nameswerewrittenonit. 1 pleasedtheteacherwas!Guesswhatshefound?Aftereach 2 namewasanumber,suchas138,140,154andsoon.“ 3 thesehighIQ（智商）students,”shethoughttoherself.“They’vegivenmeaterrific 4 !” 5 aresult,theexcitedteacherworked 6 withthisclassthanwithherothers.Shetriedsomenewteachingways.Shethoughtthesewayswouldinterestthestudentsandholdtheirinterest.Andit 7 !Theclassdidmuchbetterthananyofherotherclasses.Shehadtaughtherotherclassesinthe 8 way—thetraditionalway.Latershe 9 thatthenumberaftereachstudentmeant 10 butthenumberofhisorherclothingboxintheschool.（ ）1．A．How B．Howa C．What D．Whata（ ）2．A．student B．student’s C．students D．students’（ ）3．A．Hearof B．Carryon C．Lookat D．Dowellin（ ）4．A．pupil B．school C．class D．grade（ ）5．A．As B．To C．For D．From（ ）6．A．brighter B．morecareful C．harder D．moreclearly（ ）7．A．did B．worked C．caused D．started（ ）8．A．special B．strange C．unusual D．usual（ ）9．A．foundout B．workedout C．cameout D．tookout（ ）10．A．everything B．something C．anything D．nothing其中我不明白第7题A可以表示指代上文,B可以表示起作用,选哪个