高二英语虚拟语气导学案.doc

高二英语虚拟语气导学案 Period:Unit2,4 Period Teacher:Xu Zi Xiu Time:2103,12 Place:Class8,Grade2 Teaching Aims: Let the students learn something about Subjunctive Mood To help the students begin to convey their feelings using it, To stimulate the students’ interest. Difficult point: To help the students learn to use Subjunctive Mood Encourage the students use what they have learnt in everyday’life. Teaching methods: Communicate methods or work in pairs 一、虚拟语气在非真实条件句中w.w.w.k.s.5.u.c.o.m 主从句 时态 虚拟条件句 主句 例句 与现在事实相反的假设 If+主语+动词的过去式(be动词用were) 主语+should, would, could, might + 动词原形 If I had time, I would attend the meeting. If I were you, I should seize the chance to go abroad. 与过去事实相反的假设 If + 主语 + had + 过去分词 主语+should, would, could, might + have + 过去分词 If you had taken my advice, you would not have failed in the exams. 与将来事实相反的似设 ①If+主语+动词过去式 ②If+主语+were to +动词原形 ③If+主语+should+动词原形 主语+should, would, could, might + 动词原形 If you came tomorrow, we would have the meeting. If it were to rain tomorrow, the sports meeting would be put off. If he should not come tomorrow, we should put off the meeting till next Monday. 使用虚拟条件句时要注意的几点： 1．当条件状语从句表示的行为和主句表示的行为所发生的时间不一致时，被称为“错综时间条件句”，动词的形式 要根据它所表示的时间作出相应的调整。如： a.If you had followed my advice just now, you would be better now. b.If you had studied hard before, you would be a college student now, and you would graduate from a college in four years’time. 2．if 省略句 在条件句中可省略if, 把were, had, should提到句首 , 变为倒装句式。如： a.If I were at school again, I would study harder. →_______________________________________. b.If you had come earlier, you would catch the bus. → _______________________________________. c.If it should rain tomorrow, we would not go climbing. → _______________________________________. (注意：若省略的条件句中的谓语动词是否定形式时，不能用动词的缩略形式。如：我们可以说：Were it not for the expense, I would go abroad now. 但不能说：Werent it for the expense, I would go abroad now.) 3．用介词短语代替条件状语从句。常用的介词有with, wit