双元音diphthongs.pptx

国际音标;mike[maik], ride[raid], white[wait], bike[baik] Mike rides a white bike. ;[ei] 口型由半开到扁平; date late game shame late change nation main, wait, afraid pain, gain tail pay play delay say way they eight break great they grey; China ride kind find ice fly why type buy pie lie guide sign night flight sigh high ;;[?i] :口型由圆到扁，前重读后轻读。; toy, boy, annoy, loyal choice, oil, join, noise, voice,;[i?]; hear, tear, fear, here, sincere beer, cheer idea, real, ;[ε?]; air, pair, fair, hair share, dare, spare bear, wear, there, therefore ?their? ;; tour, sure, pure, cure, mature poor, ;[?u]: 口型由扁到圆;字母：o hope 字母组合：oa boat 字母组合：oe toe 字母组合：ou soul 字母组合：ow grow 字母组合：ew sew;[au]：口型从大到小[a]重读，[u]轻读。 ;