元音音标都有哪些?主要是想知道什么时候用冠词an,相比较特殊的honor这种的怎么区分?

a e i o u 五个

元音音标表（20个）5个元音的字母音 a [ei] e [i:] i [ai] o [əu] u [u:]5个元音的短元音：a [əe] bag cat hat mape [e] pen bed ten henI [i] big pig sit hillo [כ] box hot dog frogu [u] but mum bus mug12个单元音：短元音[əe] [e] [i] [כ] [۸] [u] [ə] 长元音 [i:] [כ:] [a:] [u:] [ə:] 8个双元音：[ei] [ai] [əu] [au] [כi] [iə] [eə] [uə] 元音发音规则表：1.单元音/i:/ see me be she need read meal eat seat deep keep开音节中的e/i:/ me be she ee /i:/ see sleep deep feet needea /i:/ read eat meal seat2.单元音 /i/ in it is fit pin bit kiss sick miss fish rich lid 闭音节中的i /i/ if, his, film(闭音节指以辅音结尾的音节) 闭音节中的y /i/ sympathy, syllable, system, gym位于词尾的y /i/ city, pity, willingly, possibility3.单元音 /e/ get let bed pen best rest wet never better best闭音节中的e /e/ bed, peg, set, tellea /e/ dead, heaven, feather4.单元音/əe/ hat cat rat cap map fat man thank stamp fact闭音节中的 a / əe / bad, lad, rat, cab5.单元音 /a:/ heart arm darn farm cart fast car dark barn passar /a:/ arm, ark, lard, dark, car, card, hard, harm6.单元音 / כ / lot got job shop soft song top hot box pot lock闭音节中的o / כ / hot, got, not, lost, on, soft7./ כ:/ tall fall wall Paul Maud walk call yawn thoughtor / כ:/ or, sport, bored, horse, more, beforea(+ll或lk) / כ:/ all, fall, talk, walkaw / כ:/ law, paw, draw, flaw, claw8.单元音 /u/ cook book look put good full foot wouldu /u/ put, full, pull, push, sugar, cushionoo /u/ good, took, wood, wool, stood, bedroomou /u/ could, would, should9.单元音 /u:/ too soon rule boot fool school soup cool lose newoo /u:/ fool, booth, room, foodou /u:/ soup, you, groupo /u:/ do, to, who10./ ۸/ cup bus gun hut sung duck lung luck cut stuck闭音节中的u /۸/ but, hunt, sun, duck, luck闭音节中的o /۸/ son, once, colour, other, moneyou /۸/ rough, enough, touch, cousin, young11.单元音 /ə:/ shirt hunt burn girl bird nurse work worm curseer /ə:/ herd, verb, mercyir /ə:/ thirty, shirt, third, firur /ə:/ turn, church, burn, nurse, curseor /ə:/ word, work, world, worseear /ə:/ heard, earth, search12.单元音 /ə/ ago about asleep above again among mother brother许多元音在非重读章节中读成/ə/，所以/ə/的拼写形式多种多样。如：about, sofa, doctor, colour, figure13.双元音 /ei/ May pay way day same hay great gain pain spadea /ei/ save, face, paleay /ei/ day, pay, mayai /ei/ wait, fail, straitea /ei/ break, great14.双元音 /əu/ no go so hole hope road home slow load foe soulo /əu/ go, hello, no, open, over, joking, Octoberoa /əu/ coat, soap, boat, road, coastow /əu/ snow, throw, blow, show, know, window15.双元音 /ai/ bye lie try eye cry die my five time mine like开音节中的i /ai/ time, crime, rite, fineigh /ai/ high, might, night, light, brighty /ai/ cry, my, sky, fly, July, replyie /ai/ eye, dye, bye16.双元音 /au/ how now cow out mouse down house brown foundou /au/ about, around, found, sound, mouseow /au/ down, crowd, town, brown, now, how17. 双元音 /כi/ boy joy toy voice noise join coin oil soil toiloi /כi/ oil, boil, join, coin, spoilt, voice, choice, noiseoy /כi/ toy, boy, enjoy, destroy, annoy, loyal, employer18.双元音 /iə/ ear here fear hear dear pier tear near really ideaear /iə/ ear, dear, hear, clear, beardea /iə/ idea, real, theatreere /iə/ here, mere, severeeer /iə/ beer, queer, engineer19.双元音 /eə/ care wear hair there fair careful various are /eə/ care, share, fare, hare，carelessair /eə/ air, fair, chair，repair20.双元音 /uə/ tour sure poor pure cure tourist ur /uə/ cure, pure, fury

元音音标即元音音素,英语*有20个元音音素.20个元音音素对应元音音素例子：1) [i:] sea,he,see,piece,ceiling 2) [i]sit,build,miss,myth 3) [e] bed,desk,head,4) [ æ ] bad,land,bank,stamp (a和e中间是连...

aeiou