发音舌尖抵下齿, 牙齿几乎闭合嘴唇向两旁伸开, 成扁平行, 做微笑单词be he me pea sea teafee feel freesee street sweetthree sleep keepplease meat mealachieve believe reliefagree degree screenmachine magazine police receive conceive perceive 句子I feel free.He loves tea.The meal is free.There are three trees.We eat sweet ice cream.同音[i:]tea teesea seepea peeheal heelmeat meetscene seensteal steelweak weeksuite sweet peace piece辨音 [i:] [i]eat itfeel fillseat sitheat hitbean bin deed didsteal stillseek sickcheap chip[i:] [e]feel fellseal sellbeat betmeet metmean mensteep stepwheel wellcheek checksweet sweat