重点讲解：
1. first of all 首先；
例句：First of all, we must make him change his mind.
首先我们必须使他改变主意dj^235WDVWV.W9)E。
2. think of 想出，想到（主意）；
例句：I beat my brains out trying to think of a way of getting round the difficulty.
我绞尽脑汁，试图想出避开那一困难的办法E~Ww-u)zKgds。
3. so far 迄今为止；到目前为止；
例句：The record he holds has not been broken so far.
他保持的记录至今还没有人打破EIGww1pJbK]__。
4. to be honest with you 跟你说实话；老实说；
例句：To be honest with you, I don't think you will pass.
老实说,我认为你不会通过nHHg29Ypr+;Nmm。