Ⅰ.常考句型
【句型1】 The reason why＋句子．..is that＋句子“……的原因是……”
仿写：我们必须种树的原因是它们能供应我们新鲜的空气。
①The reason why we have to plant trees is that they can provide us with fresh air.
②The reason why we have to plant trees is that they can supply fresh air to us.
【句型2】 So＋形容词＋be＋主语＋that＋句子“如此……以致于……”
仿写：时间是如此珍贵，我们浪费不起。
So precious is time that we can't afford to waste it.
【句型3】 adj.＋as＋Subject(主语) ＋be，S＋V...“虽然……”
仿写：虽然我们的国家富有，我们的生活质量绝对令人不满意。
Rich as our country is，the qualities of our living are by no means satisfactory.
