我们在学习音标记单词的时候，常常会用字母组合进行一些分类记忆，达到事半功倍的效果，这里提供的是常用单词所含字母的一些组合，初学者下载即可学习使用！
[t∫] child chicken china chair lunch ouch teach (发音组合ch)
catch watch match(发音组合tch)
[dʒ] age language cabbage vegetable stage bridge (发音组合age,dge)
joy enjoy join July June junk (发音字母j)
[tr] tree country try treat track trunk (发音组合tr)
[dr] dry dream drop drive drink (发音组合dr)
[ts] students boots boats goats nuts (发音组合ts)
[dz] goods woods moods hoods (发音组合ds)
