广东省惠州市惠阳一中实验学校高中英语 Unit1 第3课时 Grammar学案 新人教版选修6.doc

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page 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 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)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), he