文档介绍：重音
一、单词重音
a) 一般在第一个音节重读。
letter, sorry
b) 有 a-, be-, de-, re-, res-, in-, im-, en-, em-, es-, ex-, con-, com-, dis-, mis-, pre-, per-, pro-, trans- 等前缀的词,第二个音节是重音。
a'bout, be'lieve, ad'dress, de'cide, re'port, con'demn, res'pect, com'pare, in'form, dis'cuss,  im'press, mis'take, en'force, pre'pare, em'ploy, per'mit, es'cape, pro'duce, ex'claim, trans'late 
c) 有 de-, in-, re-, con-, pre-  等前缀的重音与词义和词类有关, 一般名词的重音在第一个音节上,其它的词性在第二个音节上。
'record, re'cord; 'insult, in'sult; 'conduct, con'duct; 'present pre'sent; 'content, con'tent 
d) 有些复合词和带有前缀 re-, ex-, un-, pre-, post-, 等的词,有两个重音。'out'side, 're'tell, 'well-'known, 'un'real, 'fif'teen, 'Chi'nese, 'pre-'war, 'post-'war 
a) 一般倒数第三个音节是重音。
'difficult, 'communist, 'family, e'conomy, oppor'tunity, de'mocracy.
b) 有一些双音节词,加了前缀和后缀成了多音节,但这些词按原来词根的重音读音。
'carefully, in'definite, 'comfortable, con'ductor, ac'cording, dis'turbance, 'complicated,es'tablishment, 
c) 词尾有-eous, -grahpy, -ial, -ian, -ic, -ics, -ience, ient, -ify, -ion, -ious, -ity, ive 后缀的词,重音在这些后缀的前一个音节上。
cour'teous, cal'ligraphy, edi'torial, his'torian, peri'odic, mathe'matics, ex'perience,suf'ficient, i'dentify, trans'lation, re'ligious, curi'osity, pro'tective 
d) 词尾有-ain, -ee, -eer, -ese, -ette 后缀的词,重音在该后缀上,而且有一个次重音,次重音一般在主重音前第二个音节上。enter'tain, emplo'yee, mountai'neer, Japa'nese, ciga'rette, economical
二、句子重音
:(轻)-轻-重-轻-(轻)或重-轻-(轻)(轻)重
,而不是象汉语那样由句子中的汉字数目决定的。
(副词重读),虚词轻读(冠词,单音节介词,单音节连词,人称代词,反代词,物主代词,关系代词,相互代词,助动词,情态动词和系动词be
a) 实词第二次出现 He thinks of that as a child thinks. 
b)  一个名词被第二个名词修饰 I met her in the railway station. 
c) 代替词 Which book do you want? The small one. 
d) 感叹词中的 what 和how:What a good day it is! How beautiful she is! 
e) this在这些短语中,this morning/afternoon/evening
a) 情态动词,助动词和系动词be在句首,句尾和否定时。
Do you like it? Yes, I do.
Are you a doctor? Yes, I am.
b) 情态动词表示可能,惊奇和肯定时。
They e this evening.
Can it be five already?
c) 介词在句首和句尾。
In the bo