Documents 小组合作：角色扮演 A( 服务员 ):Can I help you? What do you want? B( 顾客 ): I want a.....

小组合作：角色扮演 A(服务员):Can I help you? What do you want? B(顾客): I want a hot dog/..., please. C(顾客): And I want a hamburger/... D(顾客):A hamburger/...…