高中英语 Unit2 Witnessing timeWord power精品教案 牛津译林版选修9.doc

unit 2 witnessing timeword powerteaching aims and demands:1. to teach some english words derived from greek2. to get students familiar with the greek words in englishdifficult and key points: english words borrowed from greekteaching aid: multi-mediateaching steps:一 revision. 1.say something about the acropolis2.interpet the following words or phrases(1)对有影响(2)是的起因(3)尤其(4)在一个很高的高度(5) 纪念6)为了(7)自然的力量(8)夺取(9)引起大爆炸(10) 在许多领域二brainstorming.1. help students revise the history of english. conduct the activity as follows:throughout history, the english language borrowed many words from other languages. what words are borrowed words and which language did they come from?2.show the students the pictures ,asking which language were they borrowed from?3.tell students that, apart from the above languages , the english language also from many words from greek. look at the following pictures.三vocabulary learning1.ask students to read the passage in part a and find out the answers to the following questions:1.what words does greek contribute to the english language?2.why are there so many scientific words that come from greek 2.ask students to focus on greek words mentioned in the text.make sure that they understand the meaning of each word .help students pronounce the words correctly. say out the chinese meanings of the following borrowed words socialism socialist socialize telescope tragedy comedy orchestra choir mechanic mystery democracy 四vocabulary learning1ask students to read the instructions for part b on page 22.make sure that they understand the chart showing different fields of study based on greek ideas and words.organize students into groups of four and ask them to work together to put the words mentioned in part a in the correct field in part b.2. ask students to complete part c on page 23 individually or in pairs. they may refer to parts a and b for reference.3. ask students to complete part d on page 23 individually or in pairs. encourage them to consult with each other or check the dictionary when they have questions rather than asking you.then cneck the answers as a class.五discussionorganize students into groups and discuss:why does a language need to borrow words from other languages?ask some student