[单选题]Inthispaper,therearefourparts:T/FQuestions(20%),MultipleChoice(20%),ReadingComprehension(40%)andClose(20%).PARTIT/FQUESTION(20%)DecidewhethereachofthefollowingstatementsisFact(F)orOpinion(O).Thewaitersatthatrestaurantarerude,andthefoodcoststwiceasmuchasit’sworth.