Unit 1 Grammar and usage 课件 -2021-2022学年高中英语牛津译林版必修第三册

Unit 1 Nature in the balance Grammar and usage 1 lead-in - Excuse me! - Yes? - Is this your handbag? - Pardon? - Is this your handbag? - Yes, it is. - Thank you very much. my handbag. 2 Ellipsis 省略 Introduction of ellipsis 1. What is ellipsis? 2. When can we use ellipsis? 3. What's the function of ellipsis? 4 Introduction of ellipsis 1.Leave out省略 a word or words from a sentence deliberately故意地. 2.We can use ellipsis when the meaning can still be understood without using a word or certain words. 3.It makes sentences concise简明的. 5 Step 3 Exploring the rules Write down the words that have been left out in the conversation on page 6. 6 1. No, I didn’t (watch the documentary about environmental protection on TV yesterday). 2. You can watch it online if you want to ( ). 3. I felt worried when ( ) watching the documentary. 4. Some call for the application of modern technology, and others ( ) a change of lifestyle. 5. (