1、人教版英语九年级上册单元课件Unit10You’re supposed to shake hands.Unit10You’re supposed to shake hands.1.shakinghands2.Focus3.SectionA-14.SectionA-25.SectionB-16.SectionB-2(单击上面课题进入对应幻灯片)HandshakingWhentoshakehands?1.Comeacrosssomeacquaintance.2.Seeourcustomersoff.3.Saygoodbyetoourcustomers.4.