Р单元音Рhe [hi:] ?fee [fi:] ?bee [bi:]?feel [fi:l] ?tree [tri:]?knee [ni:] ?teacher [′ti:tʃə]Рfill [fil]?bill [bil] ?sit [sit] ?pig [piɡ] ?big [biɡ] ?picture [′piktʃə]Р单元音Рfell [fel]?bed [bed] ?sell [sel] ?desk [desk]?head [hed] ?lesson [′lesən] ?better [′betə]Р单元音Рfat [fæt]?bag [ bæɡ] ?hand [ hænd ] ?and [ ænd ]?hat [ hæt ] ?bad [bæd] ?back [bæk] ?happy [′hæpi]Р单元音Р元音 vowels (20个) ?1. 前元音? [ i:] – e, ee, ea, ie, ei, eo…? A: Tea or coffee?? B: Tea for Lee and coffee for me, please.?[ i ] – i, e, y, ey…? His little sister is sitting in the middle.?[ e ] – e, ea, ai …? Good, better, best. Never let it rest. ? Till good is better. And better best.?[ æ ] – a? Cat, cat! Catch that black rat!Рhe see, read, piece, ceiling, peopleРis, English, busy, moneyРred, then, head, againРhat, bag, can, apple