er.字母组合发音,在什么情况下发什么音答:Irregular: ar (car), ay(hay, may, say), igh (high, night, might), ew (new), er (sister, brother), ur(burn, hurt), ir (girl, fir, firm), or (horn), eigh (eight), oi (oil, boil), oy(boy), ow等有其特别的发音."c" 和 "k" 在一起时, 发一个音: quick, black等....