1) a big time：尽兴，高兴的时刻

　　e.g. I had a big time there.

　　the big time：第一流，最高级

　　e.g. Don’t worry, you are in the big time now.

　　2) according to：按照，根据

　　e.g. They were commended or criticized according to their work.

　　according as：随……而定

　　e.g. The thermometer rises or falls according as the air is hot or cold.

　　3) admit to：承认

　　e.g. I have to admit to a dislike for modern music.

　　admit sb.(in) to：允许某人进入某地或加入某组织、行业

　　e.g. They have admitted me into their club.

　　4) all for：完全赞成

　　e.g. I am all for holding a meeting to discuss it.

　　for all：尽管

　　e.g. They could not open the box for all their forces.

　　5) all in all：总的说来

　　e.g. All in all, it is a success.

　　all in：疲倦，筋疲力尽

　　e.g. He was all in, but he stuck it out.