高中英语 Unit1 第3课时 Grammar学案 新人教版选修6

1、Unit 1 Art Period 3 Grammar-Subjunctive moodLearning aims: 1. Get to understand what Subjunctive mood is and in what kind of conditions it can be used. 2. Get to use Subjunctive mood correctly and properly.Important point: Get to use Subjunctive mood correctly and properly.Learning guidance: 自学同步测练P

2、age 语法专讲，完成预习案。(20mins)预习案Previewing Case 一、语气的分类 1 英语中的语气分为_语气、_语气和_语气。虚拟语气用于表示不真实的、与事实相反的或难以实现的等情况。2 请判断下列句子分别用了什么语气。(1) I went to the theatre yesterday. （ ）(2) Speak it slowly, please. （ ）(3) If I were you, I would not leave her alone. （ ）2 虚拟语气在If引导的条件状语从句中的用法表条件状语从句If 从句的谓语形式主句的谓语形式与现在事实相反与过去事实

3、相反与将来事实相反 我的疑惑： 我的收获： 探究案Exploring Case探究一 虚拟语气用于if条件状语从句中1 表示与现在事实相反的假设, 条件状语从句中的谓语动词用“动词的过去式(be 动词一般用were)”，而主句中的谓语动词形式为 “would / should / could / might + 动词原形”。 (1) If I_(have)a lot of money now, I _around the world.(travel)(2)译如果现在天气好，我会去购物。_(3)译如果我是个男孩，我就去参军。_2 表示与过去的事实相反的假设，从句的谓语动词用“had过去分词”，构

4、成If主语had过去分词的形式，主句的谓语动词形式为“should / would / could / might have 动词过去分词”。 (1) If he _(drive) more carefully, he _ (have) the car accident yesterday.(2) 译如果我努力学习，我就已经通过这次考试了。_(3) 译如果他早点起床，他现在已经在飞机上了。_3 表示与将来发生的事情的假设，从句的谓语动词用“动词的过去式（be动词一般用were）或were to + 行为动词原形或should + 行为动词原形”，即构成If主语动词过去式或 were to do

5、 或should do 形式，主句谓语用should /would /could/ might 动词原形。(1) If robots _ (control) the world some day, here _ (be) no friendship.(2) If it _(be) fine tomorrow, we would go outing together.(3) 译 假如他来了，我们对他说什么呢？_(4) 译 假如你错过今晚的火车，我将不会等你。_探究二 区分if引导的真实条件句和虚拟条件句 类 型解 释例 句真实条件句表示条件是真的或有可能实现的，采用陈述语气。(仅仅起的是条件作用

6、)If you dont hurry up, you will miss the bus. 虚拟条件句表示条件是无法实现或几乎无法实现的，采用虚拟语气。(所表达的事件是“假设”的) If I were you, I would hurry up to catch the bus. 译 (情境: He always walks into the cafe and asks for a cup of coffee.)(1)如果他有时间，他总是会去咖啡厅点一杯咖啡喝。_ (情境: I am a student and I havent much money.)(2)如果我有很多钱，我会买一辆车。_探

7、究三 虚拟条件句的特殊情况1 虚拟语气在带有without, but for等含蓄虚拟条件句中的运用例句：Without the new paints and the new technique, we would not be able to see the many great masterpieces for which this period is famous.译若没有你的帮助，我们队将不能赢得上一场比赛。_2 虚拟条件句中的倒装 If引导的虚拟条件句中，从句部分若有were, had或should，且省略if，须用倒装结构，即were, had或should移至主语前。(1) 要是

8、我能再次上学，我将加倍努力。_(2) 如果我听了他的建议，我就不会失败了。_(3) 如果明天你需要帮助，我会来。_训练案 Exercise 一 填空1.If the policeman _ (be not) in the room now, it _(be) very dangerous.2.If you _ (get) up earlier this morning, you _ (catch) the first train.3.What _ (happen) if you _ (get up) too late tomorrow?4.If he _(listen) to the teacher attentively, he _(know) the answer to the problem now. 5. _(若我是你), I would take an umbrella with me.6. _(若不是贫困), h