四六级考试句型加分总结四六级句型加分总结 一、The reason why + is that + 句子 (.的原因是.) 例句：The reason why we have to growtrees is that they can provide us with fresh air./ The reason why we have togrow trees is that they can supply fresh air for us. 我们必须种树的原因是它们能供应我们新鲜的空气。 二、So + 形容词+ be + 主词 + that + 句子 (如此.以致于.) 例句：So precious is time that wecant afford to waste it. 时间是如此珍贵，我们经不起浪费它。 三、Adj + as + Subject(主词)+ be, S + V (虽然.) 例句：Rich as our country is, theq
