精选优质文档-倾情为你奉上高考英语名词性从句专项练习1. she couldnt understand was fewer students showed interest in her lessons.A. What. whyB. That. . . whatC. What. . becauseD. Why. . that2.It worried her a bit her hair was turning gray.A. whileB. thatC. ifD. for3.It is pretty well understood controls the flow of carbon dioxide in and out the atmosphere today.A. thatB. whenC. whatD. how4. man first made use of electricity is not exactly known.A. WhenB. I
