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英语中语气有三种:陈述语气,疑问语气,虚拟语气,其中虚拟最为重要;
1.虚拟定义:
即与事实相反,可能与现在事实相反,可能与过去事实相反,与将来事实可能相反;
2.分类:名词性从句的虚拟,状语从句的虚拟等;(名词性从句指的是主语从句,宾语从句,同位语从句,表语从句。)
说明:其中以if条件句的虚拟最为常见,下面就说说if条件句的虚拟。
3.if条件句的虚拟:谨记三个相反即与现在事实相反,与过去事实相反,与将来事实相反。
与现在事实相反:结构是if的从句是过去时,主句是would|could|should|might+动词原型
与过去事实相反:结构是if的从句是过去完成时(had done),主句是would|could|should|might+现在完成时(have done)
与将来事实相反:结构是if的从句是过去时或were to+动词原形或者should+动词原形,主句是would|could|should|might+动词原型。(说明,从句的should+v(原),were to+v(原),过去时任选其一即可)
4.举例:if i were a bird,i should fly on the sky.(于现在相反,事实你不可能是鸟)
it‘s monday.if it was sunday,i should go to park.
if i had learned english hard,i should have become a teacher.(于过去事实相反,事实上我没努力学英语)
if the earth were to break down,we should die.( 与将来事实相反,事实上地球不能抛锚)
说明:谨记虚拟是与事实相反,不是真的,或者是想象或者是责备等。
谨记三种结构 与现在事实相反,与过去事实相反,与将来事实相反
这是追简单的,记好为以后打好基础,明天再讲别的(多了不好消化)。 |
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