1、Diphthongs 双元音,1. ei 口形:半开合，与字母A的发音相同。字母组合a ai ay eg: cake make name rain train wait day play way,1. practice:1) face wave sheep tail 2) grape plane name coat3) time tape train snake,Lets check1) face wave sheep tail 2) grape plane name coat3) time tape train snake,2. ai口形:开 合,与字母I的发音相同字母组合i y ie uy
2、eg: kite bike nice tiger cry fly try why tie pie buy,2. Practice:1) rice good jam right 2) ship mine ice-cream mouse3) cloud sit tie eye,lets check:1) rice good jam right 2) ship mine ice-cream mouse3) cloud sit tie eye,3. i嘴形： 圆扁 开合字母组合: oi oyeg: oil boil coin boy toy,3. Practice:1) soil hear soy c
3、old 2) rabbit bed boy noise3) walk voise boil word,lets check:1) soil hear soy cold 2) rabbit bed boy noise3) walk voise boil word,4.au口形：大小 字母组合：ou，ow eg: house mouse mouth flower cow how now,4. Practice:1) mouse cloud arm 2) teacher trousers cow 3) town dance flower,Lets check:1) mouse cloud arm 2
4、) teacher trousers cow 3) town dance flower,5. u口形：半开小 ，同字母O的发音字母组合：o oa oweg: nose rose over boat coat soap show window snow,5. Practice:1) coat goat tree river 2) make bowl knife road3) your white row coat,Lets check:1) coat goat tree river 2) make bowl knife road3) your white row coat,6.i 口形：双唇始终
5、半开字母组合：ear eereg: ear hear tear deer beer,6. Practice:1) bear beer fair tail 2) noodles pair near come3) horse here tower air,Lets check:1) bear beer fair tail 2) noodles pair near come3) horse here tower air,7. e 口形：舌尖抵住下齿，双唇半开字母组合：air ear eg: hair chair pair pear bear wear,7. Practice:1) bear idea
6、 tail 2) horse house tower air 3) ring king hare three,Lets check:1) bear idea tail 2) horse house tower air 3) ring king hare three,8. u口形: 收圆半开字母组合：oor our ureeg: poor tour sure pure,8. Practice:1) clear tourist pineapple 2) beard cure tower air 3) voice king pure,Lets check:1) clear tourist pineapple 2) beard cure tower air 3) voice king pure,
