Unit 2 Making a difference Using language课件-2024-2025学年高中英语外研版（2019）必修第三册

Unit 2 Making a difference Using language 1 过去分词是动词的另一种非限定形式,性质上相当于形容词或副词，在句子中可以作表语、定语、宾语补足语和状语，一般表示完成或被动的意思。过去分词作定语的具体用法如下： 1) 单个分词作定语,一般置于被修饰的名词之前,常表示已经完成的动作（或 没有一定时间性的动作)。 eg: In Uganda, Ryan at last saw the finished well with his own eyes. -ed as attributive 过去分词作定语 2 2）若被修饰的代词为those，something, everything, nothing等,则过去分词 要放在其后。 eg: He is one of those invited. 3）过去分词短语作定语,置于所修饰的名词之后。 eg: Would you like to explain in detail the problems mentioned in this chapter? 4) 当过去分词或过去分词短语位于被修饰的名词之后时,往往可用定语从句 替代。 eg: Most of the guests invited to the party were my classmates. = Most of the guests who were invited to the party were my classmates. 3 Activity 1 Look at the sentences from the reading passage and answer the questions. 4 1. “The words” were spoken in sentence (a). “The well” was finished in sentence (b). 2. Because “the words ” were “spoken” instead of “ speaking”, and “the well” was “finished” instead of "finishing". The words in bold show passive instead of active actions. 5 Compare them with the following sentences and answer the questions. 6 3. Sentences (a) and (b) contain -ed as attributive while sentences (c) and (d) contain attributive clauses. 4. The sentences using -ed as attributive are more concise and formal. 7 Activity 2 Read the discussion between two students about Ryan’s foundation. 8 Ryan is a young man admired by a lot of people.The money raised by his foundation supports schools and communities in Africa. As in the words spoken by Ryan, we need to not only donate money but also get new ideas. l think the support needed includes new technology for recycling water and education on how to use and save water. 9 结论: 过去分词作定语 ： 1. 单个的过去分词作定语放在被修饰的词前面； 2. 过去分词作定语放在不定代词之后，过去分词短语作定语放在被修 饰词后面； 3. 过去分词作定语表示完成或被动的含义。 4. 过去分词作定语相当于定语从句作定语，定语从句中的动词为被动 语态。 Activity 3 Read the passage and choose the correct form of the words. 11 useful points: 1. be known as 作为... ...而出名 2. found v.建立 3. take up a mission to do 承担干... ...使命 12 Practice: 1. Prices of daily goods _______(buy) through a computer can be lower than store prices. 2. Don't use words, expressions, or phrases _______(know) only to people with specific knowledge. 3. The first textbooks _______(write) for teaching English as a foreign language came out in the 16th century. 4. There was an ________(excite) look on his face when the actress appeared. bought known written excited 13 Personal qualities Activity 1 Read the descriptions and underline the words that describe personal qualities. 14 Activity 2 Put the words you underlined in last activity into the table. Add any more you can think of. Positive Neutral Negative independent generous honest confident creative easygoing sensitive serious bookish shy nervous lazy loyal intelligent determined warm-hearted straightforward self-conscious strict short-sighted selfish mean slack 15 To be a volunteer Pre-listening: Read “Did You Know” and learn more information about how to be a volunteer. 16 Listen to the phone enquiry and complete the sentences with the correct ending. d a c working with children riding horses have fun still enjoy sports one on one build a relationship with them as a volunteer reference from someone who knows you 看 观 谢 谢 20 null 153084.67 $$