T he book was writeen in 1978,(since when)the education ststem has witnessed great changes括号里为什么不换成during which ,which不是要引导非限制性定语从句么since when 的含义是什么啊,可以给个详细的解释么
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![T he book was writeen in 1978,(since when)the education ststem has witnessed great changes括号里为什么不换成during which ,which不是要引导非限制性定语从句么since when 的含义是什么啊,可以给个详细的解释么](/uploads/image/z/12231768-48-8.jpg?t=T+he+book+was+writeen+in+1978%2C%28since+when%29the+education+ststem+has+witnessed+great+changes%E6%8B%AC%E5%8F%B7%E9%87%8C%E4%B8%BA%E4%BB%80%E4%B9%88%E4%B8%8D%E6%8D%A2%E6%88%90during+which+%2Cwhich%E4%B8%8D%E6%98%AF%E8%A6%81%E5%BC%95%E5%AF%BC%E9%9D%9E%E9%99%90%E5%88%B6%E6%80%A7%E5%AE%9A%E8%AF%AD%E4%BB%8E%E5%8F%A5%E4%B9%88since+when+%E7%9A%84%E5%90%AB%E4%B9%89%E6%98%AF%E4%BB%80%E4%B9%88%E5%95%8A%2C%E5%8F%AF%E4%BB%A5%E7%BB%99%E4%B8%AA%E8%AF%A6%E7%BB%86%E7%9A%84%E8%A7%A3%E9%87%8A%E4%B9%88)
T he book was writeen in 1978,(since when)the education ststem has witnessed great changes括号里为什么不换成during which ,which不是要引导非限制性定语从句么since when 的含义是什么啊,可以给个详细的解释么
T he book was writeen in 1978,(since when)the education ststem has witnessed great changes
括号里为什么不换成during which ,which不是要引导非限制性定语从句么since when 的含义是什么啊,可以给个详细的解释么
T he book was writeen in 1978,(since when)the education ststem has witnessed great changes括号里为什么不换成during which ,which不是要引导非限制性定语从句么since when 的含义是什么啊,可以给个详细的解释么
翻译一下整个句子:这本书写于1978年,从那时开始/从那以后,教育系统经历了很大的变化.
Since when,强调的是时间,从这件事发生以后
如果用during which,就变成了在1978年写书这件事进行中.
since when不是连在一起解释的,since 自从那时。。。。when是接in 1978的
也就是The book was written in 1978, when the education ststem has witnessed great changes。
同意manjusaka85的答案!我就不回答了!嘿嘿!