（2021新教材）牛津译林版必修第一册英语unit2 grammmar ppt课件.pptx

1、Unit 2 Grammar and usage Simple, compound and Simple, compound and complex sentencescomplex sentences Simple sentencesSimple sentences Compound sentencesCompound sentences I must stay up tonight, for there is much work to do. I must stay up tonight because there is much work to do. Its raining hard,

2、 but I think we should go out. Its raining hard. However, I think we should go out. It was still painful so I went to see a doctor. Therefore, thus, hence放句首加逗号放句首加逗号 Complex sentencesComplex sentences noun clauses adverbial clauses attributive clause that, which, who, if, whether before, after, sin

3、ce, when, if, because, though, unless which, who, that, whose, where, when Identify the subject-verb combinations in Part A and tell the type of each sentence. 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

4、. 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 dont worry. 6. You can visit the “teen health” forum on our website instead. 7. We are proud to say this fo

5、rum 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

6、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! B1 1 Your password should be at least eight characters long beca

7、use this makes it difficult to guess. 2 Posts should not give out personal information and they should not include advertisements. 3 Describe your problems clearly so other people can understand them easily. 4 The experts will reply to you as soon as/when/once they see your posts. 5 Let us know what

8、 you think of our forum. B1 1 Your password should be at least eight characters long because this makes it difficult to guess. 2 Posts should not give out personal information and they should not include advertisements. 3 Describe your problems clearly so other people can understand them easily. 4 T

9、he experts will reply to you as soon as/when/once they see your posts. 5 Let us know what you think of our forum. 1. help you along the journey to adulthood 2. look through these articles 浏览 3. it may not have been addressed before 4. It is likely that 5. tell you what steps you can take expert NOUN

10、 a person with special knowledge, skill or training in sth 专家；行家；能手 a computer/medical expert He is an expert at/in/on child psychology. ADJECTIVE 内行的；经验丰富的 expert advice/opinion/knowledge likely adj. possible or expected 可能的；预料的；有希望的 likely cause/outcome/effects be likely to do/be something Childre

11、n who live in the countrys rural areas are very likely to be poor. The study shows some people are more likely to suffer back problems. be likely that It is very likely that the knowledge we are learning will be applied to practice. 1.give out 泄露泄露 2.reply to sb 回复回复 3.What do you think of 1.There i

12、s no point (in) comparing you with others 2.Everyone is unique 3.lose confidence in myself 4.dont take a passive role in the relationship 5.have a bad influence on your performance 6.cheer up performance Seans performance at school has greatly improved. 表现表现 employees with strong job performances a students academic performance The school drama club will give a performance of Hamlet. 表演表演 She has shown enthusiasm in the performance of her duties. 执行执行，履行，履行 The cars performance on mountain roads was impressive. 性能性能