常见标点符号的用法

 　　句号 Period [.]

　　用以表示一个句子的结束

　　Hockey is a popular sport in Canada.

　　The federal government is based in Ottawa.

　　用在缩写中

　　B.C. is the province located on the West Coast.

　　Dr. Bethune was a Canadian who worked in China.

　　The company is located at 888 Bay St. in Toronto.

　　It is 4:00 p.m. in Halifax right now.

　　问号 Question Mark [?]

　　在句子的结尾使用问号表示是直接疑问句：

　　How many provinces are there in Canada?

　　注意：在间接疑问句结尾不要加问号：

　　The teacher asked the class a question.

　　Do not ask me why.

　　叹号 Exclamation¹ Mark [!]

　　在句子的结尾使用叹号表示惊讶、兴奋等情绪：

　　We won the Stanley Cup!

　　The forest is on fire!

　　逗号 Comma [,]

　　句子中的停顿

　　Therefore, we should write a letter to the prime minister.

　　在疑问句中引出说话人：

　　"I can come today," she said, "but not tomorrow."

　　排列三个或以上的名词：

　　Ontario, Quebec, and B.C. are the three biggest provinces.

　　引出定语从句

　　Emily Carr, who was born in 1871, was a great painter.

　　单引号 Apostrophe [']

　　表示所有

　　This is David's computer.

　　These are the player's things. (things that belong to the player)

　　Note: 对于复数形式的名词，只加'

　　These are the players' things. (things that belong to the players)

　　缩写I don't know how to fix it.

　　引号Quotation² Marks ["]

　　直接引出某人说的话：

　　The prime minister said, "We will win the election."

　　"I can come today," she said, "but not tomorrow."

　　冒号Colon³ [:]

　　引出一系列名词

　　There are three positions in hockey: goalie, defence, and forward.

　　引出一个较长的引语

　　The prime minister said: "We will fight. We will not give up. We will win the next election."

　　分号Semicolon [;]

　　将两个相关的句子连接起来

　　The festival is very popular; people from all over the world visit each year.

　　和逗号一同使用引出一系列名词

　　The three biggest cities in Canada are Toronto, Ontario; Montreal, Quebec; and Vancouver, B.C.

　　破折号Dash [-]

　　在一个句子前作总结

　　Mild, wet, and cloudy - these are the characteristics of weather in Vancouver.

　　在一个句子的前面或后面加入额外的注释

　　The children - Pierre, Laura, and Ashley - went to the store. Most Canadians - but not all - voted in the last election.

　　表示某人在说话过程中被打断

　　The woman said, "I want to ask - " when the earthquake began to shake the room.

　　连字符Hyphen [-]

　　连接两个单词

　　sweet-smelling

　　fire-resistant

　　将前缀

　　anti-Canadian

　　non-contact

　　在数字中使用

　　one-quarter

　　twenty-three

1 exclamation   

n.感叹号，惊呼，惊叹词

参考例句：

• He could not restrain an exclamation of approval.他禁不住喝一声采。
• The author used three exclamation marks at the end of the last sentence to wake up the readers.作者在文章的最后一句连用了三个惊叹号，以引起读者的注意。

2 quotation   

n.引文，引语，语录；报价，牌价，行情

参考例句：

• He finished his speech with a quotation from Shakespeare.他讲话结束时引用了莎士比亚的语录。
• The quotation is omitted here.此处引文从略。

3 colon   

n.冒号，结肠，直肠

参考例句：

• Here,too,the colon must be followed by a dash.这里也是一样，应当在冒号后加破折号。
• The colon is the locus of a large concentration of bacteria.结肠是大浓度的细菌所在地。