English Teachers

   ,     comma

分開一系列的清單項目

I have a desk, a chair, and a bad in my room.

　I have a desk, a chair and a bad in my room.

插入補充敘述

Wendy, my teacher, is a very strict teacher.

插入或結束對話框

My mother said, “It’s time to sleep.”

“It’s time to sleep,” my mother said.

分開一系列的清單項目(如果項目裡已經有”,”)

I have a desk, big enough to put all my books; a chair, comfortable for me to sit on; and a bad, my favorite place, in my room.

兩個句子有很重要關聯時, 用來串聯成一個句子

He likes fogs a lot; he even has four in his small house.

表直述句的結束

表問句的結束

表驚嘆句的結束