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1、字母组合th的发音规则通化市东昌区东风小学高椿荣1.在th后以字母组合er或ern结尾的单词中,或者最后一个字母是不发音的e时,th读浊辅音/ð/。如:father,mother,brother,feather,weather,whether,leather,further,southern,northern,either,bathe,breathe等。2.一般情况下,字母组合th在代词、冠词、介词、连词或副词中,读浊辅音/ð/,如:this,that,these,those,they,them
2、,their,theirs,there,the,than,then,though,thus,therefore,within,without等。只有介词through和throughout是例外。3.字母组合在数词(包括基数词和序数词)中读清辅音/θ/,如:three,thirteen,thousand,third,fourth等。4.除上述单词外,大部分位于词首的th读/θ/,如:thank,theatre,theme,theory,thick,thin,thing,think,thirsty
3、,thread,throat,thunder,Thursday,等5.以th结尾的单词,th读清辅音/θ/,如:bath,both,breath,path,tooth等。只有在少数单词中,如:with,smooth中,th读浊辅音。6.在复合词中,th的读音与在原词中的读音相同。如:something,angthing,nothing等。7.还有其他一些无规律可循的词,如:maths,clothes,clothing,author等。