5、willbespokentwice.Aftereachquestion,therewillbeapause.Duringthepause,youmustreadthefourchoicesmarkedA,B,CandDanddecidewhichisthebestanswer,thenyoushouldmarkthecorrespondingletterontheAnswerSheetwithasinglelinethroughthecenter.6、A.Howtokeephealthy. B