Motorists_____ofspeedingmaybebannedfromdrivingforayear.
Anearlytypewriterproducedlettersquicklyandneatly;thetypist,_____couldn'tseehisworkonhismachine.
China'simageisimprovingsteadily,withmorecountries__________itsroleininternationalaffairs.
Teachershavetoconstantlyupdatetheirknowledgeinordertomaintaintheirprofessional___.
Recentlyasurvey_______pricesofthesamegoodsintwodifferentsupermarketshascausedheateddebateamongcitizens.