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江南学校“导学演练”高效课堂教学案九年级英语学科（第二稿）课题：Unit2 Great people Study skills班级：日期：March 1, 2015 Teaching aims and learning objectives:By the end of the class, students should: learn to use formal and informal language properly.Teaching procedures:教学过程修改（个备）Step1. Revision根据汉语、首字母或所给的词写出正确的单词。 1. Children are usually curious about the ________ things in the world. (未知的)2. Maths is short for __________________. 3. English is __________ (wide) spoken all over the world.4. They are famous for the ____________ (discover) of radium. 5. The boy wants to be a ___________ (science) when he grows up.Step2. Study skills1. Introduce how to use formal and informal language properly by showing two formsWhen we speak or write, we can use formal and informal language. We use formal language with our teachers or unfamiliar people. However, when we speak or write to our friends, we use informal language.formal language our teachers, unfamiliar peopleinformal language our friends FormalInformalGreetingsDear Mr / Mrs / Ms…,Ladies and gentleman Hi, Hello EndingsFaithfully yours,Lots of love, Yours, Yours faithfully…Idioms (习语，土话）have a big mouth ( 喋喋不休）Abbreviations（缩写）esp. Dec. Sat. …Contractions（缩约）we’ll, isn’t, I’d rather…2. Complete the ex on page 31. Step 3. Exercises （Translation）1．—你最钦佩谁？ — 我最钦佩爱迪生因为他创造了一千多项重要的发明。 — Who __________________________?— I_________________________________________________.2. 那天你真勇敢，一个把火扑灭了。 _________________________________________ that day.3. 他们决定探索那片陌生区域。 They _______________________________.4. 如今，越来越多的人在推动环境的保护。Nowadays, ___________________________.Step 4 Homework Finish off the exercises in the Exercise Book.