h+元音开头:honor, honest,heir。
h在词中:vehicle, exhibition,John,Graham,Buckingham,Birmingham,Nottingham, Durham, Debenhams。
wh:wholly, whose, whole, wholesale;white、what、whip、nowhere。
wr:wrap,write,wrath,,wreath,wraith。
kn:know,knife、knee、Kneel、knight、knit。
st:Listen,Christmas,Castle,Hustle,fasten。