初中英语Word power精品ppt课件

这是一份初中英语Word power精品ppt课件，共17页。
8A U3 To be a good learnerWord powerWe can add -er, -or and -ist to some words to form nouns for people.TIPSometimes we need to change the ending of the verb/noun when we add the suffix:dance → dancer win → winnerpiano → pianist science → scientistBenjamin Franklin was good in many areas. As a young man, he worked as a printer /'prɪntə(r)/and kept developing his skills as a writer. He was also an inventor and made many useful things for daily life. Moreover, Franklin was a scientist, and many of his findings played an important role in the history of science.A Change the following words into nouns for people by adding the correct suffixes. You may use a dictionary to help you.1 plan _____________2 own _____________ 3 art _____________ 4 win _____________ 5 write _____________ plannerownerartistwinnerwriter6 piano _____________ 7 biology _____________ 8 visit _____________ 9 publish _____________ 10 manage _____________ pianist biologistvisitor publishermanager思考：Do you know other words using the suffixes -er, -or and -ist?work—worker; teach—teacher; act—actor; novel—novelist（答案不唯一）B Amy is asking Mr Wu about the meaning of “slashie /'slæʃi/” . Complete what Mr Wu says with the correct forms of the words in brackets.designersinger dancer biologist photographerwriterC Write about great learners you know, using the suffixes -er, -or and -ist.1 -er 后缀(1) 职业或行为者用在动词或名词后，表示从事某类职业或执行特定动作的人。 teacher（教师，源自 teach）； driver（司机，源自 drive）； farmer（农民，源自 farm）。探究 构词法后缀-er ， -or 和-ist(2) 比较级用于形容词或副词，表示程度或速度的增强。taller（更高的，源自 tall）； faster（更快的，源自 fast）。2 -or 后缀(1) 职业或行为执行者多源自拉丁语动词词根，强调专业性身份或主动执行动作的主体。actor（演员，源自 act）；inventor（发明家，指主动创造发明的人，源自invent）。(2) 工具或抽象功能部分词汇既可指人，也可指工具或抽象功能。conductor（导体/ 指挥，源自conduct）；detector（探测器/ 检测人员，源自detect）。3 -ist 后缀(1) 职业或专业身份表示从事特定职业或具备专业技能的人，强调专业性或系统性知识背景。scientist（科学家，源自science）；violinist（小提琴家，强调乐器演奏的专业性，源自violin）。(2) 理念或信仰表达对某种思想或主义的支持，常见于政治、哲学语境。socialist（社会主义者，源自social）；nationalist（民族主义者，源自national）。学会运用1: My sister is a ___________ (paint). She paints beautiful pictures.学会运用2: The _________ (direct) of the play is my teacher. She helps us act well.学会表达3: 我表姐是一名钢琴家。她钢琴弹得很好。My cousin is a ________. She plays the _________ well.painter directorpianist pianoThanks