suppose“作为动词，其意思是猜想，设想，认”为，假设，其常见用法为：1.besupposedtodosth.“意思是被期望做某事；”应该做某事，to是不定式符号，不是介词，后接动词原形。besupposedto常用来表示劝告、建议、告知义务或责任等，意思相当于should。eg:他应该准时到达。Heissupposedtoarriveontime.语法焦点语法焦点suppose的用法suppose的用法2.“在口语中，常用否定结构benotsupposedtodosth.”“”，意思是不允许做某事；不应该做某事。相当于shouldn’t。eg:你不应该在公共汽车上吸烟。Youarenotsupposedtosmokeonthebus.=Youshouldn’tsmokeonthebus.语法焦点语法焦点suppose的用法suppose的用法拓展：(1)supposed+that从句，当变为否定句时，否定词应该前移。类似的词还有think,believe等。eg:我认为他不会告诉你这件事。Idon’tsupposehewilltellyouaboutit.(2)suppose“”还有猜想的意思，supposesb.todosth.“”的意思是猜想某人去做某事。eg:我猜他待在家。Isupposedhimtostayathome.语法焦点语法焦点suppose的用法suppose的用法1.Sheshouldarrivehereat7:00.(同义句改写)→She_______________arrivehereat7:00.2.Youaresupposedtohelphim.(改为否定句)→You________supposedtohelphim.3.Isupposehe’llbebacksoon.(改为否定句)→I_____supposehe_____bebacksoon.4.Studentsaresupposedtogreettheteacherwhenclassesbegin.(对画线部分提问)→_________studentssupposedto___whenclassesbegin?一、按要求转换句型，每空一词。is强化训练强化训练supposedtoarenotdon’twillWhataredo5.IsupposedJanetofinishherhomework.(改为否定句)→IsupposedJane_______finishherhomework.6.TheyaresupposedtoinviteMiketothebirthdaypartynextSunday.(对画线部分提问)→__________theysupposedtoinviteMiketothebirthdayparty?一、按要求转换句型，每空一词。not强化训练强化训练toWhenare写作指导写作指导本单元写作是介绍本国礼仪习俗，此类作文一般按提示内容逬行写作，注意条理清楚，表达准确。常用句型归纳：1.be(not)supposed/expectedto…2.Youshould…3.It’spolite/impolitetodo…写作示例写作示例假如你是李斌，你的美国笔友Ben将来中国度假，他发电子邮件询问中国的礼仪习惯。请你根据以下提示，绐Ben回一封电子邮件，告诉他有关内容。提示：1.初次见面要握手；2.进别人家时一定要敲门；3.在公共场所不要大声喧哗；4.被邀请做客时一定要...
