連接性關系代詞為who，whom，whose，which。逗號的用法跟非限定從句中的用法相同。連接性關系從句不修飾它們前面的名詞，而是繼續往下敘述。它們通常位于主要動詞的賓語之后：

　　I told Peter，who said it wasnt his business.

　　我告訴了彼得，他說這事與他無關。

　　或者位于介詞+名詞之后：

　　I threw the ball to Tom，who threw it to Ann.

　　我把球扔給湯姆，他又把球扔給安。

　　這些關系代詞通常可以由and/but+he/she等取代：

　　I threw the ball to Tom and he threw it

　　I told Peter，but he said

　　所以，一個處于這個位置上的從句究竟是非限定性從句還是連接性從句有時很難區分。但學習者沒有必要做出這種判斷，因為這兩種形式基本上是相同的。

　　下面就連接性關系從句再舉若干例子：

　　He drank beer，which made him fat.相當于：

　　He drank beer，and it made him fat.

　　他喝啤酒，因此發胖了。

　　We went with Peter，whose car broke down before we were halfwaythere.相當于：

　　We went with Peter but his car broke down before we were halfway there.

　　我們和彼得一起去的，但是還沒走到半路他的車子就拋了錨。

　　如第80節所述，可以用one/two等或few/several/some等+of+whom/which結構：

　　I bought a dozen eggs，six of which broke when I dropped the box.

　　我買了一打雞蛋，六個在我失手掉了盒子時摔碎了。

　　He introduced me to his boys，one of whom offered to go with me.

　　他把我介紹給他的男孩們，有一個男孩子自愿提出和我一起去。

　　The lorry crashed into a queue of people，several of whom had to have hospital treatment.

　　卡車沖進了一隊人之中，其中有幾個不得不住院治療。

　　which也可以代表整個從句：

　　The clock struck thirteen，which made everyone laugh.

　　時鐘敲了13下，這使大家都笑了起來。

　　He refused to do his share of the chores，which annoyed the others.

　　他拒絕干他那一份活兒，這使其他的人很惱火。(他的拒絕使他們惱火。)

　　The rain rattled on the roof all night，which kept us awake.

　　雨點整夜敲打著屋頂，這使我們未能入睡。

　　She was much kinder to her youngest child than she was to the others， which made the others jealous.

　　她對最小的孩子要比對其他的孩子疼愛得多，這引起了別的孩子的妒忌。

　　連接性關系代詞為who，whom，whose，which。逗號的用法跟非限定從句中的用法相同。連接性關系從句不修飾它們前面的名詞，而是繼續往下敘述。它們通常位于主要動詞的賓語之后：

　　I told Peter，who said it wasnt his business.

　　我告訴了彼得，他說這事與他無關。

　　或者位于介詞+名詞之后：

　　I threw the ball to Tom，who threw it to Ann.

　　我把球扔給湯姆，他又把球扔給安。

　　這些關系代詞通?？梢杂蒩nd/but+he/she等取代：

　　I threw the ball to Tom and he threw it

　　I told Peter，but he said

　　所以，一個處于這個位置上的從句究竟是非限定性從句還是連接性從句有時很難區分。但學習者沒有必要做出這種判斷，因為這兩種形式基本上是相同的。

　　下面就連接性關系從句再舉若干例子：

　　He drank beer，which made him fat.相當于：

　　He drank beer，and it made him fat.

　　他喝啤酒，因此發胖了。

　　We went with Peter，whose car broke down before we were halfwaythere.相當于：

　　We went with Peter but his car broke down before we were halfway there.

　　我們和彼得一起去的，但是還沒走到半路他的車子就拋了錨。

　　如第80節所述，可以用one/two等或few/several/some等+of+whom/which結構：

　　I bought a dozen eggs，six of which broke when I dropped the box.

　　我買了一打雞蛋，六個在我失手掉了盒子時摔碎了。

　　He introduced me to his boys，one of whom offered to go with me.

　　他把我介紹給他的男孩們，有一個男孩子自愿提出和我一起去。

　　The lorry crashed into a queue of people，several of whom had to have hospital treatment.

　　卡車沖進了一隊人之中，其中有幾個不得不住院治療。

　　which也可以代表整個從句：

　　The clock struck thirteen，which made everyone laugh.

　　時鐘敲了13下，這使大家都笑了起來。

　　He refused to do his share of the chores，which annoyed the others.

　　他拒絕干他那一份活兒，這使其他的人很惱火。(他的拒絕使他們惱火。)

　　The rain rattled on the roof all night，which kept us awake.

　　雨點整夜敲打著屋頂，這使我們未能入睡。

　　She was much kinder to her youngest child than she was to the others， which made the others jealous.

　　她對最小的孩子要比對其他的孩子疼愛得多，這引起了別的孩子的妒忌。