一、
1、 Nothing is+~~~er than to+V
Nothing is+more+形容词+than to+V
2、 as to...至于……As to tax,that will be deducted from your salary.至于税款,将从你的薪水中扣除。
3、 base something on...以……为基础。What are you basing this theory on?你这种理论的根据是什么?
二、
1. 表示原因
1)There are three reasons for this.
2)The reasons for this are as follows.
3)The reason for this is obvious.
2. 表示好处
1)It has the following advantages.
2)It does us a lot of good.
3)It benefits us quite a lot.
3. 3.表示坏处
1)It has more disadvantages than advantages.
2)It does us much harm.
3)It is harmful to us.
