七年级英语音标元音和辅音的定义：1）发音时声带振动，呼出的气流通过口腔时不受阻碍，这样形成的语音称为元音。2）不论声带振动与否，发音时呼出的气流通过口腔或鼻腔时受到一定的阻碍，这样形成的语音称为辅音。发音时声带不振动的辅音称为清辅音。发音声带振动的辅音称为浊辅音。Lesson 1 元音 /i:/ /i/ /3:/ /?/ 学习一/i:/ ：长元音，嘴唇微微张开，舌尖抵下齿，舌前部尽力向前抬起，嘴角向两边张开，流出微笑的表情，与字母m 发音相同。例句： Can you see the green leaves of each tree in the field? /i:]/ 发这个音的字母和字母组合e ea ee e: me be she he we evening ee:sweet bee sweep sheep see sleep three green ea:meat leaf sea pea teach eat clean 二/i/ 短元音嘴唇微微张开，舌尖抵下齿，舌前部微微抬高，嘴唇扁平例句：What is it ?It is a ticket . /i/ 发这个音的字母和字母组合i e y ey ay i: pig fish in fifteen six ship thin e: begin behind jacket basketball y: happy heavy busy carry sunny lovely study twenty thirty windy rainy ey: monkey money ay:Sunday Saturday Friday 三/3:/：长元音，嘴唇扁平，上下齿微开，舌身平放，舌中部稍抬起。例句： The nurse saw a turtle on her purple curtain.(窗帘) /3:/ 发这个音的字母和字母组合er ir ur ear or er: her serve term ir:bird girl skirt first dirty skirt shirt ur:nurse Thursday turtle purple curtain ear:early learn or: word work world 四/?/ 舌上抬，唇成自然状态，口半开半闭，发“厄”之短音。例句： Ted has an egg and some bread and goes to bed . /?/发这个音的字母和字母组合ure er ar or a e ure: picture er:teacher brother dinner father sister ar: sugar or:doctor a:panda about above camera sofa China. 音标 /i:/ /i/ /3:/ /?/练习1. 找出下列没有相同发音的词。( ) ①he feet bread green ( ) ②pig is dog ship ( ) ③thirty bird her food ( ) ④she big in money ( ) ⑤sweet fish teacher we ( ) ⑥teacher sister about girl ( ) ⑦tiger first work shirt ( ) ⑧tree bean clea...
