Unit 2 Witnessing time Word power Teaching aims and demands: To teach some English words derived from Greek To get students familiar with the Greek words in English Difficult and key points: English words borrowed from Greek Teaching aid: Multi-media Teaching steps: Revision. 1.Say something about the Acropolis 2.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 learning 1.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 learning 1.Ask 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.Discussion Organize students into groups and discuss: Why does a language need to borrow words from other languages? Ask some students to report their answers 六.Summary and homework 1.Find out more borrowed words on the Internet 2.Do exercises in workbook

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