圖甲是某同學設計的調光燈電路,圖中小燈泡的額定電壓為3V,電源電壓保持不變,閉合開關S后,將滑動變阻器的滑片從最左端滑到最右端的過程中,測得小燈泡的I﹣U關系圖象如圖乙所示,下列說法中錯誤的是()
A、電源電壓為3VParents,teachersinschoolsandcommunicatorsinorusingthemassmediaareallcapableof________ourpotentialinterests.
中國自20世紀60年代開始進行海洋油氣資源的自營勘探和開發。()
OxfordAdvancedLearnersDictionary’,3rdEdition(1980),isamongthebest-knownBritish______dictionaries.
TheAdventuresofTomSawyerand,especially,itssequence()provedthemselvestobethemilestoneintheAmericanliterature.
Whathehaddoneis_______