文档介绍：音标学习前元音: 〔 i: 〕〔i 〕〔e 〕〔? 〕〔 i: 〕 he ea t k ey p eo ple p ieceb ee rec eive p olice lych ee mosq ui to 蚊子 We s ee a b ee ea ting b ee f on the c ei ling. 〔i 〕 in vi lla ge bask etbusy b ui ld monk ey women coff ee Sund ay for ei gn mount ain The b i g f i sh is i n the b i g d i sh. 比较: sh ee p --- sh ipf ee l --- f i lld ee d --- d id l ea ve --- l i ve st ea l 偷--- st i ll仍然 p ee l果皮-pi ll药丸