Part Ⅲ Grammar & WritingGrammar——名词性从句(Ⅱ):主语从句一、概念主语从句是在复合句中充当主语的句子,通常放在主句谓语动词之前或由形式主语 it代替,而本身放在句子末尾
二、基本用法1.连接词 that 和 whether(1)that 在从句中不充当任何句子成分,本身无任何意义,只起连接作用,但不可省略
That she survived the accident is a miracle
她在事故中幸免于难简直是奇迹
(2)whether 在从句中不充当任何句子成分,起连接作用,意为“是否”,不可省略
Whether we will build a new high school hasn't been decided
我们是否会建一所新的中学还没有定下来
Whether we go by train or by boat makes no difference
我们乘火车还是乘船没差别
2.连接代词(who, whose, whom, what, which, whichever, whoever, whomever, whatever 等)连接代词引导主语从句,在从句中可以作主语、宾语、表语或定语
Whoever did this job must be rewarded
无论谁做了这项工作一定要得到酬谢
Whatever you do in your spare time should do no harm to others
无论你在业余时间做什么都不应该伤害其他人
Whichever (of you) comes in first will receive a prize
无论(你们)谁先到都可以得奖
3.连接副词(when, where, how, why 等)连接副词引导主语从句并在从句中作状语
How this