Unit 1.2 Grammar-2020-2021学年高一英语同步课堂帮帮帮（牛津译林版（2020）必修第一册）

Unit1 Let’s talk teens 1.2 Grammar：简单句，并列句和主从复合句 句子的种类 （一）按使用目的，句子可分为陈述句、疑问句、祈使句和感叹句。 1. 陈述句（Declarative Sentences）：说明一个事实或陈述一种看法。例如： 　 Light travels faster than sound.　光比声传播速度快。（说明事实） 　 The film is rather boring.　这部电影很乏味。（说明看法） 2. 疑问句（Interrogative Sentences）：提出问题。有以下四种： 　 a. 一般疑问句（General Questions）： 　　　 Can you finish the work in time? 你能按时完成工作吗？ 　 b. 特殊疑问句（Wh-Questions）： 　　　 Where do you live?　你住那儿？ 　 c. 选择疑问句（Alternative Questions）： 　　　 Do you want tea or coffee? 你是要茶还是要咖啡？ 　 d. 反意疑问句（Tag-Questions）： 　　　 He doesn\'t know her, does he? 他不认识她，对不对？ 3. 祈使句（Imperative Sentences）：提出请求，建议或发出命令。例如： 　　 Don\'t be nervous!　别紧张！ 4. 感叹句（Exclamatory Sentences）：表示说话人惊奇、喜悦、愤怒等情绪。例如： 　　 What good news it is!　多好的消息啊！ （二）句子按其结构可以分为以下三类： 1. 简单句（Simple Sentences）：只包含一个主谓结构句子叫简单句。例如： She is fond of collecting stamps.　 她喜欢集邮。 2. 并列句（Compound Sentences）：包含两个或两个以上主谓结构的句子叫并列句，句与句之间通常用并列连词或分号来连接。例如： 　 The food was good, but he had little appetite. 食物很精美，但他却没什么胃口。 3. 复合句（Complex Sentences）：包含一个主句和一个或几个从句的句子叫复合句，从句由从属连词引导。例如： 　 The film had begun when we got to the cinema. 我们到达电影院的时候，电影已经开演了。 Ⅰ. 阅读短文，指出划线句子是什么句子结构 How to keep healthy What is the most important thing in the world? ①I think it is health. ②You can take away our money, house, car, or even our clothes and we can survive. But if our health was taken away, we would surely die. That is why we always try to eat in a healthy way and exercise regularly. In order to eat healthily, I usually avoid eating food high in fat, like French fries or cookies. ③I also eat little meat. I eat a lot of vegetables and fresh fruit which are full of vitamins. ④Taking exercise every day helps us build a strong body. Regular exercise is an important part of keeping me healthy. What＇s more, I think friends are an important part of one＇s health. Many studies show that people with a wide range of social contacts get sick less than those who don＇t. ⑤I always feel better when I am with friends than when I am alone. When I am w