l) and 和，而：
Men and women, old and young, all joined in the battle.
Justice is on your side. And justice will triumph over injustice.
2) or 或，否则：
You may do it yourself, or ask Paul to do it.
I must go now, or I'll be late for the party.
3) either … or 或是……或是，要么……要么：
Come either today or tomorrow.
Either you must improve your work or we shall dismiss you.
4) neither … nor 既不……又不：
They worked neither for fame nor for personal gain.
She could neither speak the language nor write it.
5) not only … but also 不仅……而且：
We should not only be bold, but also be cautious.
Not only was the coat soft, it was also warm.
6) both … and (两者)都：
We should pay attention both to industry and to agriculture.
A man should have both courage and perseverance.
7) as well as 和：
1 have read one of his novels as well as a few of his plays.
It is important to you as well as for me.