元音又称母音，是音素的一种，与辅音相对，是在发音过程中由气流通过口腔而不受阻碍发出的音
元音：A、E、I、O、U
辅音包括清辅音和浊辅音两大类。发音时声带不震动、送气的叫清辅音；发音时声带震动、不送气的叫浊辅音
清辅音：p、t、k、c、q、f、s
浊辅音：／b／、／d／、／g／、／v／、／ð／、／z／、／T／、／dv／、／dz／、／dr／再加 上／m／、／n／、／N／、／l／、／j／、／w／
英文字母发音规则 一、元音字母在重读音节中的读音 元音字母 读 音 例 词 a 在开音节中 [ei] name plane Jane baby cake 在闭音节中 [æ] bag dad hat map black back e 在开音节中 [i:] he these me Chinese 在闭音节中 [e] bed let pen desk yes egg i 在开音节中 [ai] bike fly drive time nice kite 在闭音节中 fish big drink sit milk swim o 在开音节中 [ou] those close go hoe home no 在闭音节中 [C] clock not box shop sock u 在开音节中 [ju:] student excuse duty Tuesday 在闭音节中 [Λ] bus cup jump much lunch 在开音节中，元音字母u在辅音字母j l r s后面时读[u:]音，例如：June blue ruler super
二、元音字母在重读音节中的特殊读音 元音字母 读 音 例 词 a在[w]音后面 [C] want what watch wash quality a在f n sk ph sp ss st th前 [α:] after plant graph ask grasp glass fast father i在-nd -ld和gh前 [ai] find child light high o在-st -ld前 [ou] most postcard old cold o在m n v th前 [Λ] come monkey love mother
三、元音字母在非重读音节中的读音 元音字母 读 音 例 词 a [E]E China another woman breakfast orange comrade village cabbage e [E] hundred student open weekend chicken pocket begin children i [E]/ holiday beautiful family animal [ai] exercise satellite o [E] second tonight somebody welcome [Eu] also zero photo u [E] autumn difficult [ju:] popular congratulation January 动词中的a如果处在开音节位置，a读[ei]音，例如：operate u处在开音节位置，又在辅音字母j l r s后面时，读[u(:)]音，例如：July influence February issue 在非重读音节中，许多单词中的元音字母a e i 即可以读作[E]音，也可以读作音。
四、-r音节元音字组在重读音节中的读音 元音字组 读 音 例 词 arar在[w]音后面 [α:] car farm dark sharpener [C:] warm quarter towards oror在[w]音后面 [C:] forty morning short [E:] word worker worse er ir ur [E:] certainly bird Thursday 辅音字母r双写时，前面的元音字母不能与r构成-r音节,而是按重读闭音节的拼读规则发音。例如： carry sorry hurry -r音节在非重读音节中通常读[E]音，例如：dollar teacher martyr forget Saturday
五、-re音节元音字组在重读音节中的读音 元音字组 读 音 例 词 are [εE] care dare hare ere [iE] here mere ire [aiE] fire hire wire ore [C:] more score before ure [juE] pure cure are ere ire ore很少出现在非重读音节中，ure在非重读音节中读[E]音，例如：picture pleasure 重读元音字母加Rr，再加非重读元字组时，重读元音字母应按-re音节拼读规则拼读，字母Rr读[r]音。例如：parent zero story during inspiring www.ryedu.net 某些常用词及多音节词经常出现长音短化现象。例如：orange very American paragraph
六、元音字组在重读音节中的读音 元音字组 读 音 例 词 ai/ay [ei] afraid rain wait day play air [εE] air hair chair pair repair alal在f m前 [C] small ball talk wall all [C:l] always also salt almost [α:] half calm au/aw [C:] autumn daughter draw ea [i:] teach easy cheap please [e] heavy bread sweater weather [ei] break great ear [iE] hear dear near clear year [εE] bear pear wear swear [E:] earth learn early ee [i:] jeep week green three eer [iE] pioneer deer beer ei/ey [ei] eight neighbour they [i:] either key eu/ew在j l r s后 [ju:] new few newspaper [u:] flew brew jewelry ie/ei[s]音之后 [i:] piece field receive oa [ou] coat Joan boat goal oar/oor [C:] roar board door floor oi/oy [Ci] noise point boy toilet oo [u:] broom food tooth school book look cook foot good ou/ow [au] flower house count down [ou] know row throw though [Λ] young country enough [u:] group you soup our [C:] course your four [auE] our hour ours [E:] journey ui在j l r s后 [ju:i] fluid suicide tuition [u:] juice fruit suit
七、非重读音节中元音字组和字群的读音 元音字组或字群 读 音 例 词 ai/ay ei/ey Sunday foreign monkey ow [ou] yellow sparrow tomorrow 元音字组在非重读音节中读[E]音或。例如:neighbour serious famous biscuit coffee -sion -tion [Fn] impression nation -sion在元音字母后 [Vn] vision decision occasion -tion在s后 [tFEn] question suggestion -sten [sn] listen -stle [sl] whistle -sure [VE] pleasure measure -ture [tFE] picture culture
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