（一）表示語義引申
1.and
Justice is on your side，and justice will triumph over injustice.
正義在你們一邊，而正義是會戰勝非正義的。
2.neither…nor
She could neither speak the language nor write it.
這種語言她既不會說，也不會寫。
3.both…and
A man should have both courage and perseverance.
一個人既要有勇氣又要有毅力。
4.not only…but also
We should not only be bold，but also be cautious.
我們不僅要大膽，而且要謹慎。
5.as well as
I have read one of his novels as well as a few of his plays.
我讀過他的一本小說和幾個劇本。
（二）表示選擇
1.or
You may do it yourself，or ask someone else to do it.
你可以自己做或者讓別人做。
2.either…or
I left it either on the table or in the drawer.
我不是把它放在桌子上了，就是放在抽屜裏了。
（三）表示轉折或對比
1.but
He tried hard but he was unsuccessful.他做了很大努力但沒有成功。
2.yet
The car was old，yet it was in excellent condition.
這輛車子很舊，但仍處於良好的狀態。
3.however
She felt ill.She went to work，however，and tried to concentrate.
她病了。然而她照舊去上班，並且盡力集中精神工作。
4.nevertheless
I don’t know anything against that man，nevertheless I don’t trust him.
我對那個人沒有什麽不良的看法，但我不能信賴他。
（四）表示因果關係
1.for
You’d better put on your sweater，for it’s rather cold outside.
你最好把毛衣穿上，外邊相當冷。
2.so
My sister is expecting me，so I must be off now.
姐姐在等我，因此我得走了。
3.therefore
You are right，therefore we should support you.
你是對的，所以我們應當支持你。