Unit 2 Let's talk teens Grammar and usage学案 2023-2024学年高一英语牛津译林版（2020）必修第一册

Unit 2 Period 2 Grammar and usage 【学习目标】 Learning Objectives 1.To categorize the elements of a simple sentence, a compound sentence and a complex sentence and summarize the general rules of the three kinds of sentence structures. 2.To distinguish and choose the right sentence structures and apply appropriate sentence structures in new situations. 【学习过程】 Learning activities 目标一：To categorize the elements of a simple sentence, a compound sentence and a complex sentence and summarize the general rules of the three kinds of sentence structures. Activity 1: Below is an introduction on the home page of a website for teenagers. Read it first and finish the tasks. (1) We know that being a teenager is sometimes difficult. (2) So, we have designed TeenHealthWeb to help you along the journey to adulthood. (3) Our website has many articles about teenagers' physical and mental health. (4) You can look through these articles to find advice on your problem. (5) It may not have been addressed before, but don't worry. (6) You can visit the "teen health" forum on our website instead. (7) We are proud to say this forum is the heart of our website. (8) Users are encouraged to post their problems, and they will get advice from our health experts and other forum users. (9) Before you write your post, however, take a look at other users' posts first. (10) It is likely that the matter has already been discussed on our forum. (11) If your problem is a new one, write a post about it. (12) Our health experts will be glad to tell you what steps you can take to improve your situation. (13) There is a lot to see, so take some time to look around our website! Task 1 Answer the question: How can teenagers get help from TeenHealth Web? Task 2 Match each sentence with the correct type in the table below. Write down the numbers. Simple sentences Compound sentences Complex sentences Activity 2: Distinguish and summarize the features of the three groups of sentences below. Then work out