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字母组合th的读音规则

字母组合th的读音规则

 

现就中学英语课本中出现的含有字母组合th的单词,进行分类归纳,对其在单词中的读音总结以下几条。

1.在th后以字母-er结尾的单词中,th读浊辅音/J/

例:altogether/&lt+'geJ+/farther/'fa J+/feather/'fe J+/

whether/'we J+/either/'ai J+/gather/'g J+/

2.一般情况下,在代词、冠词、介词、连词或副词中的字母组合th,读浊辅音/J/

例:within/wi'Jin/without/wi'Jaut/these/Jiz/therefore/'>J#+f&/al-though/&lJ+u/those/ J+ uz/the/ J+/thus/ J)s/

发音特殊的单词:through/Iru/throughout/'Iruaut/

3.字母组合th在数词(包括基数词和序数词)中读清辅音/I/

例:three/Iri&/thirty/'I+ti/thirteen/'I+'tin/

third/ I+d/fourth/f &I/fiftieth/'fiftii I/

thousand/'Iauz+nd/hundredth/'h)ndr+dI/

4.除上述单词外,一般位于词首的th/I/

例:theatre/'Ii+t+/thick/Iik/thin/Iin/throat/Ir+ut/theory/'Ii+ri/thrust/Ir)st/thread/Ired/thorough/')r+/Thursday/'I+zdi/

5.以th结尾的单词,th读清辅音/I/

例:truth/truI/worth/w+ I/breath/breI/both/b+uI/cloth/kl&I/path/pa I/wealth/welI/length/leRI/strength/streRI/

发音特殊的单词,例:smooth/smuJ/

6.在复合词中,th的读音与在原词中的读音相同。

例:something / 's)mIiR/anything/'eniIiR/nothing/'n^)IiR/

还有前面提到的withinwithout等。

7.其他无规则可循的词分列如下:

maths/m^$Is/arithmetic/+'riIm+tik/clothing/kl+uJiR/

clothes/kl+uJz/southern/'s)J+n/northern/'n &J+n/,

worthy/'w+Ji/author/'&I+/sympathy/'simp+Ii/