something more
逗号(,)
(1) 用在以and ,but ,for, nor ,or ,so ,yet等连接词连接的两个主要子句之间。
My father is fond of fishing, but my mother prefers hiking.
(2) 在复合句中,如果附属子句在前,主要子句在后,用在附属子句之后。
While I was making a telephone call, someone knocked at my door.
注意:如果主要子句在前,则不用逗号。
(3) 用以分开非限制形容词子句与主要子句。
Her father, who is a famous scholar, teaches English.
(4) 用以分开非限制同位语。
Kent Howard, my English teacher, is from America.
(5) 用在yes, no ,well等字之后。
(a) Yes, he is a hard-working student.
(b) No, it is impossible.
(c) Well, you may go if you insist.
(6) 向人说话时,用在对方名字或称谓之后,之前或前后。
(a) John, come here.
(b) Open the door, John.
(c) It is, Sir, not my fault.
(7) 用以分开引用句
(a) “You are beautiful,” he said.
(b) Our teacher said, “Freedom is not license.”
(c) “No,” she said, “I was just testing your patience.”
(8) 用以分开星期,月日,年份。
On Sunday, May 28, 1989, her first child was born.
(9) 用以分开地名、省名、国名、街道名、巷弄名等。
Candy lives at 4 Alley 10, Lane 76, Ching Hua Street, Section 4, Taipei, Taiwan.
(10)用以分开一系列的单字,词组或子句。
(a) Her mother sells tomatoes, potatoes, and peaches.
(b) She ran up the stairs, across the porch, and into the house.
(c) We all agreed that she was beautiful, that she was intelligent, and that she was ambitious.
(11)用以表示字的省略。
The lion is the symbol of courage; the lamb, of meekness. (the lamb is the symbol of meekness).
(12)用在such as及especially的前面。
(a) They enjoy outdoor sports, such as hiking and riding.
(b)He likes all extracurricular activities, especially basketball playing.
(13)用以分开「乃此非彼」的结构。
He wanted to see Cliff, not Steve.
(14)用在追问句之前。
It is warm today, isn’t it?