Unit 1 Discover useful structures 不定式做表语课件-2022-2023学年高中英语人教版（2019）选择性必修第三册

选择性必修三 Unit 1 不定式作表语 Abby 1. Perhaps the best way to understand Western art is to look at the development of Western painting over the centuries. 2. During the Middle Ages, the purpose of Western art was to teach people about Christianity. 3. In this work, Monet's aim was to convey the light and movement in the scene. 4. What they attempted to do was no longer (to) show reality. Read the following sentences e7d195523061f1c0f0ec610a92cff745ee13794c7b8d98f8E73673273C9E8BE17CC3D63B9B1D6426C348A354AD505654C28F453CD7C8F90EADD06C08281DAED7140E5AAAED5880ECE414DFB6A93B82BE019406867034C3A8500A4827DCF3FBF74A471B736410707E336A01C9ADC9BE02ACCB8DF2121D81636A067B8AE80C6AB6F014154F4E7B7247 总结 思考 位置 含义 本质 名词词性 不定式短语在句中做表语。 3 不定式作表语，有时根据表达的需要，可以在添加疑问代词或副词，what,who,when,where,why,how等。 E.g. The problem was how to begin. The question is how to get there. My question is where to find the way to his home. ”疑问词+to do”作表语 【位置】 不定式作表语, 位于系动词之后 1. 状态类: be动词; keep,remain,stay, 2. 感官类: look,feel(摸起来),smell, sound,taste 3. 变化类: become,grow,turn,get,go,come,run,fall 4. 像类: seem, appear, 5. 终止类: turn out 结果是, prove 证明是 【含义】 1.解释主语的内容(行为)；(表将来) 2.说明主语行为带来的结果; 1. Perhaps the best way to understand Western art is to look at the development of Western painting over the centuries. 2. During the Middle Ages, the purpose of Western art was to teach people about Christianity. 3. In this work, Monet's aim was to convey the light and movement in the scene. 4. What they attempted to do was no longer (to) show reality. 【特殊用法】 表“同意、安排、命令、决定、劝告、愿望、意愿、禁止” They are to marry next week. （表安排） You must be patient and persistent if you are to succeed.(愿望) 常用不定式作表语的情况 1. 主语是 建议: suggestion, advice,proposal 目标与计划: aim, goal, purpose, plan 梦想与希望: dream, wish, hope 职责: duty My dream is ___________(become) a painter. My suggestion about improving English is ________(memorize) words every day. My duties is ____________(help) my students improve their English. My next plan is ____________(take) part in a c