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英语标点的正确使用
三、Period / Full Stop (.) 句号、句点
句号的写法，在英文里是个小黑点(.)，可在中文却是个小圈儿(。)(在科学技术文章里也可用小黑点)。用法也有些差异，在英文方面，最好玩的是用在缩写方面：
* 句号用在陈述句、祈使句及礼貌问句等的句尾* 句号用在缩写方面* 句号用在数目字方面
3.1 句号用在陈述句、祈使句及礼貌问句等的句尾：
3.1.1 用在陈述句(Declarative sentence)尾，表示句子结束：
1. I am leaving now.
2. Ailan and Xiaodong are my friends.-------------------------------------------------3.1.2 用在祈使句(Imperative sentence)尾，表示句子结束：
1. Close the door.
2. Turn in your papers, please.--------------------------------------------------3.1.3 用在礼貌的、祈使性的、以及间接疑问句(Interrogative sentence)尾，表示句子结束：
1. Will you please send me three copies. 麻烦你给我三份。(不要看到Willyou...就在句尾加问号喔)
2. Since when am I supposed to believe this. 我什么时候会相信这个呢。
3. He asked if you can come. 他问你能不能来。==============================================3.2 句号用在表示缩写(Abbreviation, Acronym):
3.2.1 缩写词(Abbreviation)：(将一个字词省略其中某些字母,字尾须加句号)
1. 称呼：Mr. = Mister, Mrs.= Misteress, Dr. = Doctor, Mim. = Ministor /Ministry , Esq. = Esquire (先生)
2. 时间：yr. = year, min.=minute
3. 星期：Mon. = Monday, Tues. = Tuesday, Wed. = Wednesday, Thurs. =Thursday, Fri. = Friday, Sat. = Saturday, Sun. = Sunday
4. 月份：Jan. = January, Feb. = February, Mar. = March, Apr. = April, Jun.= June, Jul. = July, Aug./Ag. = August, Sept. = September, Oct. = October,Nov. = November, Dec. = December (注意：oct. = octave八度, nov. = novelist小说家, dec. = deceased亡故) 分页标题#e#
5. 国名：Afr. = Africa / African, Aus. = Austria / Austrian, Fr. = France/ French, Ger. = Germany, It. = Italy / Italian
6. 其他：etc. = et cetera (等), Xmas. = Christmas, min. = minimum /minor, max. = maximum, pc. = piece, Ltd. = Limited, num. =number / numbers(No. = Number 第几号之意)-------------------------------------------------3.2.2 Acronym (只取首字母的缩写词)：
1. 公元：A.D. = Anno Domin(公元)，B.C. = Before Christ(公元前)
2. 邮政：G.P.O. = General Post Office, C.O.D.= Cash on Delivery, P.O. /p.o. = Postal Order, R.T.S. = Return To Sender
3, 时间：a.m. /A.M. = ante meridiem 上午， p.m. / P.M.= post meridiem下午
4. 国名：U.K. = United Kingdom, U.S.A. = United States of America
5. 其他：F.O.C. = Free Of Charge, R.I.P. = Rest In Peace 愿他安息, r.p.m.=Revolution Per Minute, P.T.O. / p.t.o. = Please Turn Over 翻下页，P.T.A. =Parent-Teachers Association 家长教师协会------------------------------------------------- 也许是大家觉得缩写词后加个小黑点是件麻烦事，因此有些就干脆省掉它，下面是一些不加句点的缩写词：
1. 组织名：UN, UNESCO, WTO
2. 数目：$75 , 2nd , 5th , Henry V
3. 常用词：memo , math , exam , lab , dorm , TV , CD , VCD ,DVD,PS =Postscript 附言，SARS (现在是无人不知其大名的了!)
4. 度量衡: mm , cm , km , g , mg , ml , kw , kv====================================================3.3 句号用在数字方面：
3.3.1 表示小数点：
1. $12.50 , ￥200.20 , RM4.45, 50.45%, 5.2 kg 分页标题#e#----------------------------------------------------3.3.2 用于大纲列表：例： I. 第一学期体育教学 1. 游泳 a. 自由式
注意：在括号内的数字或字母，不可加句号：(3), (b), (Iv)
英语标点的正确使用
三、Period / Full Stop (.) 句号、句点
句号的写法，在英文里是个小黑点(.)，可在中文却是个小圈儿(。)(在科学技术文章里也可用小黑点)。用法也有些差异，在英文方面，最好玩的是用在缩写方面：
* 句号用在陈述句、祈使句及礼貌问句等的句尾* 句号用在缩写方面* 句号用在数目字方面
3.1 句号用在陈述句、祈使句及礼貌问句等的句尾：
3.1.1 用在陈述句(Declarative sentence)尾，表示句子结束：
1. I am leaving now.
2. Ailan and Xiaodong are my friends.-------------------------------------------------3.1.2 用在祈使句(Imperative sentence)尾，表示句子结束：
1. Close the door.
2. Turn in your papers, please.--------------------------------------------------3.1.3 用在礼貌的、祈使性的、以及间接疑问句(Interrogative sentence)尾，表示句子结束：
1. Will you please send me three copies. 麻烦你给我三份。(不要看到Willyou...就在句尾加问号喔)
2. Since when am I supposed to believe this. 我什么时候会相信这个呢。
3. He asked if you can come. 他问你能不能来。==============================================3.2 句号用在表示缩写(Abbreviation, Acronym):
3.2.1 缩写词(Abbreviation)：(将一个字词省略其中某些字母,字尾须加句号)
1. 称呼：Mr. = Mister, Mrs.= Misteress, Dr. = Doctor, Mim. = Ministor /Ministry , Esq. = Esquire (先生)
2. 时间：yr. = year, min.=minute
3. 星期：Mon. = Monday, Tues. = Tuesday, Wed. = Wednesday, Thurs. =Thursday, Fri. = Friday, Sat. = Saturday, Sun. = Sunday
4. 月份：Jan. = January, Feb. = February, Mar. = March, Apr. = April, Jun.= June, Jul. = July, Aug./Ag. = August, Sept. = September, Oct. = October,Nov. = November, Dec. = December (注意：oct. = octave八度, nov. = novelist小说家, dec. = deceased亡故) 分页标题#e#
5. 国名：Afr. = Africa / African, Aus. = Austria / Austrian, Fr. = France/ French, Ger. = Germany, It. = Italy / Italian
6. 其他：etc. = et cetera (等), Xmas. = Christmas, min. = minimum /minor, max. = maximum, pc. = piece, Ltd. = Limited, num. =number / numbers(No. = Number 第几号之意)-------------------------------------------------3.2.2 Acronym (只取首字母的缩写词)：
1. 公元：A.D. = Anno Domin(公元)，B.C. = Before Christ(公元前)
2. 邮政：G.P.O. = General Post Office, C.O.D.= Cash on Delivery, P.O. /p.o. = Postal Order, R.T.S. = Return To Sender
3, 时间：a.m. /A.M. = ante meridiem 上午， p.m. / P.M.= post meridiem下午
4. 国名：U.K. = United Kingdom, U.S.A. = United States of America
5. 其他：F.O.C. = Free Of Charge, R.I.P. = Rest In Peace 愿他安息, r.p.m.=Revolution Per Minute, P.T.O. / p.t.o. = Please Turn Over 翻下页，P.T.A. =Parent-Teachers Association 家长教师协会------------------------------------------------- 也许是大家觉得缩写词后加个小黑点是件麻烦事，因此有些就干脆省掉它，下面是一些不加句点的缩写词：
1. 组织名：UN, UNESCO, WTO
2. 数目：$75 , 2nd , 5th , Henry V
3. 常用词：memo , math , exam , lab , dorm , TV , CD , VCD ,DVD,PS =Postscript 附言，SARS (现在是无人不知其大名的了!)
4. 度量衡: mm , cm , km , g , mg , ml , kw , kv====================================================3.3 句号用在数字方面：
3.3.1 表示小数点：
1. $12.50 , ￥200.20 , RM4.45, 50.45%, 5.2 kg 分页标题#e#----------------------------------------------------3.3.2 用于大纲列表：例： I. 第一学期体育教学 1. 游泳 a. 自由式
注意：在括号内的数字或字母，不可加句号：(3), (b), (Iv)
