英语有44种发音,71字母组合 .

48个国际音标（英语语音）
元音
单元音 前元音 [i:] [e] [æ] [ i ]
中元音 [ʌ] [ə:] [ə]
后元音 [u:] [u] [ɔ:] [ɔ] [a:]
双元音
开合双元音 [ei] [ai] [ɔi] [əu] [au]
集中双元音[iə][εə] [uə]
辅音
爆破音
[t] [k]
浊辅音 [d] [g]
摩擦音清辅音 [f] [s] [ʃ] [θ] [h]
浊辅音 [v] [z] [ʒ] [ð] [r]
破擦音 清辅音 [tʃ]
[ts]
浊辅音 [dʒ] [dr] [dz]
鼻音 （浊辅音） [m] [n] [ŋ]
舌侧音 （浊辅音） [l]
半元音 （浊辅音） [w] [j]
组合
1
元音:
1) [i:]
字母组合:ee ea e ie
three tree green sheep meet beef see seek
eat tea meat leave lead teacher team mean speak clean please
he she me
piece receive ceiling
2) [i]
发音字母
i y e
sit picture it is list six mix fix fit pig big build miss
myth many twenty happy dictionary
defect decide delicious
3) [æ ]
发音字母
a
bag hand and ant happy hat map mad bad black back glad flag shall man
4) [e]
字母组合
ea e a
head bread pleasure
elephant electric remember sell shell lesson better bed desk hotel yes
many any
5) [ə:]
字母组合
ir ur ear ur or
girl shirt skirt thirty thirteen third bird
turn burn murder nurse turtle Thursday burger
learn earn earth heard
term her nerd serve
work worm word world
6) [ə]
字母组合
er or ou ar o a e u
teacher leader remember player speaker farmer powder
doctor actor mayor author tractor
delicious gracious pleasure
familiar collar dollar
together tomorrow today shallop lesson Washington control polite around account ago
elephant manta banana Canada Japan china
men listen
famulus Saturday
7) [a:]
字母组合
ar a
car farm card arm garden
fast class last glass plant aunt calm
8) [ʌ]
发音字母
u o ou oo
up supper lunch fun gun hunt cup bus
come mother does brother love above
trouble rough flourish
blood flood
9) [ɔ:]
字母组合
al or au our ar
small wall talk tall hall ball call walk
short more lord horse for forty sport door floor store
author caught autumn
four mourn court bought
warm quarrel quarter
10) [ɒ] / [ɔ]
发音字母
o a
hot lost lot fox box mop hop loss collar not
want wash
11) [u:]
字母组合
oo o u
food moon room gloom broom doom goose tooth
shoe do two
true truth blue full
12) [u]
字母组合
oo ou u o
look good foot book
should could
put full bull pull push
women whose
13) [ei]
发音字母
a ay ea ai ey
name cake late gate plane April
play say may way
great break
rain paint plain
they grey
14) [ai]
发音字母
i y
bike fine find die nine light night high
my try fly eye
15) [au]
字母组合
ou ow
house out flour ground account count sound loud around mouse
flower down now cow how town
16) [əu]
发音字母
o ow oa
home cold go no phone host ghost
know low below grow blow show flow
boat coat goal
17) [ɔɪ]
字母组合
oy oi
boy toy joy
oil soil voice choice
18) [iə]
字母组合
eer ea,ear,ea,ear,er,ier
beer deer ear idea near here fierce
19) [eə]
字母组合
ear air
pair bear chair air fair care there where
20) [uə]
tour poo

七年级上册课本后面有