Thosewhochangemobilephonestoofrequentlywillhavetopayforbeing______.
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In1900,theenergyderivedfromburningpetroleumwasonlyfourpercent______ofcoal.
Whilecrossingthemountainarea,allthemencarriedgunslestthey______bywildanimals.
OneoftheresponsibilitiesoftheCoastGuardistomakesurethatallships______followtrafficrulesinbusyharbors.
______wecanhopeforistoavoidcompletefailureinthecominggamewiththatstrongteam.
Thehostsapologizedfor______thatsomeoftheirguestsmightbevegetarians.