1、Unit10Youaresupposedtoshakehands.1.suppose:猜想;假设 suppose that猜测;假设that可省 be supposed to do sth被期望/要求做某事;应该 =shoulddosth=oughttodosth benotsupposedtodosth不被期望做某事(语气较轻)shouldnotdo不应该做...(语气较重)1)应该,被期望Whatareyousupposedtodowhenyoumeetsomeone?当你遇到某人的时候应该怎么做?2)于否定句中表示获准Youarenotsupposedtosmokeont